N Required! Avoid eGauge meter damage! Never attempt to connect the eGauge directly to a 480V delta or 600V delta service using the "Lx" and "N" terminals. Failure to connect a Neutral or connecting to a voltage the AC input voltage limits will cause damage.   The eGauge is capable of directly measuring voltages up to 277V L-N (480V L-L). In the cas...

The EG4xxx meter features a low voltage terminal (Ldc) which can be used to measure 9-60Vdc (12-60Vdc is required to power the meter from the Ldc terminal). However, there are many monitoring applications where DC voltage exceeds 60Vdc. String-based inverter monitoring is probably the most common application. It's also common to have multiple DC vol...

Overview Current firmware allows the eGauge meter to record data from remote devices using Modbus RTU (using the USB485 USB-to-serial converter) and Modbus TCP (Ethernet). The Modbus Map Editor is used to define Modbus addresses on the eGauge to read from third-party hardware. Prerequisites The Modbus map editor was introduced in firmware v.4.1. Ple...

Overview CTid is a technology created by eGauge which allows the eGauge meter to obtain information about a connected CT or Sensor. This information can include model, manufacturer, serial number, amperage rating (if CT), and other information about the sensor. The information is stored on a chip embedded in the CT or Sensor, and can only be read by...

Overview The eGauge High Voltage sensor is used in conjunction with the Sensor Hub and an EG4xxx model meter (Core or Pro) which allows EG4xxx meters to read voltages up to 1,000 VDC or 707 VAC. Follow the guidance in this article to install and configure this sensor for use with the eGauge meter. Prerequisites The high voltage inputs to the EV1000 ...

Visit the online store page Model: EPS   CTid Requires the eGauge Sensor Hub and EG4xxx model or newer eGauge. This hardware is not compatible with older model eGauge meters.     The eGauge Pulse Sensor is used in conjunction with the Sensor Hub and an EG4xxx model meter (Core or Pro) to record pulse output data from devices such as water and gas me...

Overview If a custom Modbus map has been created using the Modbus map editor it can be downloaded and uploaded to another eGauge meter. Prerequisites This is an advanced configuration topic.    Instructions Step 1: Access the Modbus Map Editor from the Installation Settings page. From the Main Menu navigate to Setup → Other Settings, then choose Ins...

Overview In order to access an existing eGuard portfolio, or create a new one you must first register an account at eGauge.net. Follow the steps in this article to register a new account and learn how to access eGuard.   Instructions Registering a new eGauge.net account Step 1: If you haven't registered an account with eGauge.net before, do so by vi...

Information Registers specify the data that will be recorded by the eGauge for future review. Here, you'll configure what the installed sensors will detect and record for later use. The information you'll need for this section can be found on the Installation worksheet that was filled out during the Installation of the eGauge.   Step 1: Delete the s...

  Can I use any CTs with my eGauge? CTs purchased through eGauge will always be compatible with your meter. For more information about compatible CTs please see our FAQ topic.   Caution! To reduce risk of electric shock, open or disconnect circuits from the power distribution system (or service) of the building before installing or serving CTs.   St...

Before Starting Be sure to read the eGauge owner's manual including all safety and installation information. Installation must be completed by a licensed electrician according to all applicable local, national and international codes.    The documentation in this section covers the steps that must be completed for a successful eGauge meter installat...

The EG4xxx series meters are capable of monitoring up to 7 single-phase units (EG4x15) or 15 single-phase units (EG4x30) with a single meter. Single-phase units require 2 CTs each, one for each phase. Note: This installation example focuses on monitoring single-phase residential units on a three-phase main service.  Three-phase units or sub loads sh...

Visit the online store page Model: EV1000 CTid Requires the eGauge Sensor Hub and EG4xxx model or newer eGauge. This hardware is not compatible with older model eGauge meters.   Overview The eGauge High Voltage sensor is used in conjunction with the Sensor Hub and an EG4xxx model meter (Core or Pro) which allows EG4xxx meters to read voltages up to ...

The eGauge waveform view allows the raw amperage and voltage to be visually displayed in an oscilloscope like view. Starting in firmware version v3.5, this tool can be accessed from the main graph page in View → Waveform. To access this tool, valid credentials to view device data are required. The waveform view works on all modern browsers as well a...

Customizing Dashboard Layout Dashboard layout can be customized to show data in different ways. A single Dashboard is made up of multiple individual components called Dashlets. Each Dashlet can be placed and sized independently of every other Dashlet. This section covers creating a layout for your Dashlets, the next section in this chapter will cove...

Prerequisites:  CTid The Sensor Hub and all related CTid enabled sensors are compatible with EG4xxx and newer and will not work correctly with EG3xxx or earlier model eGauge meters.     Necessary hardware:  EG4xxx or newer eGauge meter Supported powered sensors or eGauge compatible CTs Only input +5Vdc to the power terminal (if not using USB) when u...

Overview Follow the steps in this article to reset a meter login password using the eGuard management tool. Prerequisites Administrator or Manager level access to the eGuard group that the meter you want to reset belongs to. If you're not a current eGuard user you will need to register an account by visiting: Account Registration   If the owner acco...

  Prerequisites:  eGauge meter with a minimum firmware version of v4.6.6 RS-485/USB converter   Instructions:  Step 1: For best results, the 3S-IS-LR sensor must be installed in the same plane as the solar array. The sensor window should be clean and clear of any obstructions. Follow the mounting instructions included with the sensor manual, and con...

This is the same as Standard Split-Phase installation, except that the inverter feeds directly into the power utility’s grid. That is, the Solar CT is closer to the utility than the Grid CTs. This situation often arises when solar power is delivered via a line-side tap. Example Wiring Diagram Example Configuration Notes The only difference compared ...

Minimum firmware version The eGauge JSON-based WebAPI was introduced in meter firmware v4.2. However, it is recommended to use the most recent meter firmware as there have been multiple bug fixes and features added, as there may continue to be in the future. Any features that require a minimum firmware version will be marked with the required versio...

Don't skip configuration! Proper configuration is necessary for accurate readings. Connect to your eGauge meter interface using one of the methods outlined in the previous section and complete the steps in the following sections to configure your meter.   Step 1: Sign in with the username and unique password printed on the label on the side of the m...

Visit the online store page Model: ELV2 ELV2 and included RJ-11 cable CTid Requires the eGauge Sensor Hub and EG4xxx model or newer eGauge. This hardware is not compatible with older model eGauge meters. Analog sensors require ≤ 50 Ω output     The eGauge 2V Analog Input is used in conjunction with the Sensor Hub and an EG4xxx model meter (Core or P...

Overview Once a Modbus map has been fully configured and saved, it can used in remote device addresses (under Settings → Installation). Note that a map doesn't do anything until it's added as a remote device and at least one local register is created to store data based on that map. The process for this varies based on whether the map applies to a M...

Overview Silicon solar irradiation sensors (Si sensors) offer an economical but robust and reliable solution for measuring solar irradiance levels, particularly for monitoring photovoltaic systems. The design of the sensor element, which corresponds to that of a photovoltaic module, make these sensors ideally suited as a reference for monitoring pho...

Overview The eGauge can be configured to send alerts based on a variety of trigger conditions. Follow the steps in this article to get started with adding user defined alerts in the classic interface. Full technical documentation regarding Classic alert setup can be found here. Firmware version 4.6 and newer can have alerts configured through the Mo...

Overview Follow the steps in this guide to register an eGauge meter to your eGauge.net portfolio. Prerequisites In order to register an eGauge meter, you must have a valid eGauge.net account.  If you have not yet registered, please create a new account here. This information needed for registration is found on the label affixed to the side of your e...

Visit the online store page Model: IR302   Info Modems sold by eGauge systems are pre-configured for the T-Mobile service provided by eGauge and utilize InHand Networks device manager for remote troubleshooting and customer assistance. This item does not come with a data plan, one must be purchased separately.   Overview Inhand Networks IR302 is a c...

Overview This guide describes one method of installing the components in the 120V PEK. Remember that parts may be used in a variety of ways to meet specific installation needs. The PEK comes unassembled. We recommend test fitting all components in the enclosure to mark hole locations first. Drill holes for conduit, wires, and other external pieces p...

Important step! After initial configuration it's important to verify readings and make any necessary corrections to the installation or the configuration.   Access the Channel Checker The Channel Checker tool provides instantaneous readings of configured inputs of the eGauge including voltage, amperage, watts, frequency and power factor. Use the inf...

Visit the online store page Model: 3S-IS-LR   RS-485 Modbus Requires the RS-485/USB converter to connect to an EG4xxx meter. If multiple sensors will be used on the same serial bus, the Modbus address must be configured. See the Manufacturer's resource section below and download the OEM configuration tool to change sensor configuration settings. Thi...

Overview Reactive power can be calculated using a formula register. Prerequisites To complete the steps in this guide you will need to have access to the meter interface and valid login credentials. This is an advanced configuration topic.  If you are unfamiliar with eGauge configuration please see the Getting Started section for first steps.   Inst...

Data Plan Service eGauge Systems provides cellular modems along with a SIM card that provides T-Mobile service compatible with modems sold by eGauge Systems in the U.S. Data plans sold by eGauge systems include 2GB monthly and are intended for use with eGauge meters. Utilizing these plans for other purposes may result in data overages and loss of se...

Determine your installation type and make sure you have all of the necessary hardware. The eGauge should be mounted within a properly rated enclosure suitable for the installation environment.  Information Installation examples are intended to provide guidance. Panel layout and installation may vary between locations. Meter illustrations in the exam...

NOTICE:  Prior to firmware v4.0, the Modbus map addresses are liable to change if the register name or contents is modified. Firmware v4.0 adds additional ranges that are tied to the register ID. The addresses used prior to v4.0 are still usable to provide backwards-compatibility, but are marked as deprecated and are not recommended to use as instal...

HomePlug Compatible Models HomePlugAV communication is compatible with legacy eGauge models: EG3010, EG4115 and EG4130. HomePlug1.0 communication is compatible with legacy model eGauge2 meters. HomePlug 1.0 compliant adapters are considered obsolete, and are no longer sold directly by eGauge Systems. Replacing eGauge2 meters is recommended if a Home...

What is BACnet? BACnet is a communication protocol designed for Building Automation and Control (Networks), for use with a Building Automation System (BAS) which controls and automates certain functions within a building. A BAS typically receives data from multiple remote devices, such as temperature, electrical consumption, air quality, and many ot...

The eGauge does not have a fixed BACnet register map. Instead, registers are mapped as they are created. Thus, the map for two different eGauges will differ based on the number of registers and the order they were added in. Registers are organized into groups, which are defined below. The BACnet PICS (Protocol Implementation Conformance Statement) m...

Overview eGauge meters feature a variety of communications options. These can be used to read data from third party devices into the meter, or make data available for third party devices to read from the meter. These communication options are briefly summarized below. Click on the links in the table for additional information. The following tables a...

Overview All eGauge models with firmware v3.2 or higher have Modbus TCP output capability. eGauge models with USB ports also have capability for Modbus RTU (serial via RS485) output capability, with use of the eGauge USB485 converter. The Modbus server can be enabled in Settings → Modbus Server. If the Modbus Server option is not available, upgrade ...

Overview On a backfed PV installation (that is, an installation where excess solar production is fed back through a breaker on the main distribution panel to the utility) it is relatively easy to see the net import and export of power. The CTs installed on the main utility feeds are in effect net CTs, as they see power imported from and exported to ...

Answer Each eGauge meter has at least one MAC address, which serves as a unique identifier on a local network. Technical support may also request the MAC address to verify ownership. There are two primary ways to obtain the MAC address: Through the user interface (requires valid credentials) By physically inspecting the meter  Select the appropriate...

Commercial Install? Managed networks at commercial and municipal locations often have more strict network security. You may need to follow up with the local network administrator and provide them with the eGauge Network Connections documentation to ensure outbound connectivity to the eGauge server will not be blocked by existing network security.   ...

Overview All eGauge meters use NTP (Network Time Protocol) to obtain the current date and time. The exact process used depends on the meter hardware version (eGauge2, EG30xx, EG4xxx). Access to an NTP server isn't required, but it is highly recommended to ensure the meter keeps the correct date and time. For 99% of installation scenarios, NTP works ...

Visit the online store page Model: EG4015 EG4015   Overview The eGauge Core (EG4015) is the base version of the EG4xxx meter line. It has 15 sensor inputs and integrated Ethernet communication. See the Meter Comparison Chart for the different versions of the EG4xxx meter line and what is the best fit. The eGauge Core combines an energy meter, data l...

Overview Follow the steps in this article to wire one or more serial devices to an EG4xxx model eGauge meter using the USB485 serial converter. Prerequisites Ensure proper wiring between serial devices. Only connect data signals, and signal ground (not earth ground). Multiple serial devices on the same chain should be configured with unique Modbus I...

Overview The eGauge can calculate Total Harmonic Distortion (THD) on a given CT or voltage reference. Each THD measurement will use one physical register. The eGauge can measure up to the 10th harmonic.  THD is a measurement of the harmonic distortion of a signal given it's fundamental frequency, and thus may be larger than 100%. If there is insuffi...

Visit the online store page Model: EC420 EC420 and included RJ11 cable CTid Requires the eGauge Sensor Hub and EG4xxx model or newer eGauge. This hardware is not compatible with older model eGauge meters.     The eGauge 4-20mA Sensor is used in conjunction with the Sensor Hub and an EG4xxx model meter (Core or Pro) to read a 4-20mA current loop sens...

Once Dashlets have been placed on your Dashboard layout, each one can be configured independently to show different readings.  Available Dashlets are listed below, expand out the relevant section for details on the settings for each Dashlet. Alert Viewer  View and manage pending alerts The Alert viewer dashlet was introduced with Firmware v4.6. It c...

Overview In certain situations, it may be necessary or desirable to perform a factory reset on an eGauge meter (for example, when moving a meter to a new site, or if the meter is set with an unknown static IP address). The process to perform a factory reset varies based on the meter model. Prerequisites Physical access to the eGauge and it must be p...

The full Web API documentation site can be found at: webapi.egauge.net While the latest firmware version is recommended, items that require a minimum firmware version will be marked.   The eGauge WebAPI is a JSON-based API framework that allows for automated meter configuration, recorded data retrieval, status information, and more. eGauge Systems p...

Overview By default, eGauge meters are set to obtain an IP address from a network via DHCP. If there is no LAN available at the installation location you can still directly connect to the meter with a computer to access settings or data.  The instructions in this guide assume that the eGauge is set to DHCP and will be assigned its fallback IP addres...

Overview eGuard provides a convenient method to produce CSV (comma separated value, e.g., spreadsheet) data from multiple devices using the eGuard portal.   Prerequisites In order to complete these steps you must have a minimum access level of ‘Manager’ to at least one eGuard group.   Instructions Step 1: Log into eGauge.net and choose eGuard → Port...

View the /auth section information in the WebAPI documentation for full details on the authentication methods of the eGauge meter WebAPI. The eGauge WebAPI uses JSON web token (JWT) authentication for all interactions. An "Authorization" header must be provided with WebAPI requests in the format of Authorization: Bearer JWT where JWT is a valid JSON...

Visit the online store page Model: EG4030 EG4030 meter Overview The eGauge Pro (EG4030) is the Pro version of the EG4xxx meter line. It has 30 sensor inputs and integrated Ethernet communication. See the Meter Comparison Chart for the different versions of the EG4xxx meter line and what is the best fit. The eGauge Pro combines an energy meter, data ...

Overview It is possible to export data from the eGauge directly into a spreadsheet file. This file is in the CSV format, which is compatible with most common spreadsheet software. Note that certain software may attempt to truncate rows, which can lead to cells filled with # symbols - if this happens, the cell should be resized to fit the text it con...

Overview Follow the steps in this article to properly install split-core CTs for your eGauge.  Prerequisites Caution! To reduce risk of electric shock, open or disconnect circuits from the power distribution system (or service) of the building before installing or serving CTs.   Before beginning be sure to read all documentation and/or inserts that ...

Visit the online store page Model: ESH044   CTid CTid hardware is compatible with EG4xxx or newer.     The eGauge Sensor Hub is capable of connecting up to four sensors to the EG4xxx meter inputs. It allows for any mix of powered and non-powered sensors. Switches on the hub determine the connection of either the powered or non-powered port to the me...

Overview Power cycling is most often done as a troubleshooting step when the eGauge has dropped offline or has become unresponsive. However, power cycling may be recommended if other cases - for example, if network changes invalidate the DHCP lease, power cycling the eGauge will cause it to request a fresh lease and become available faster.  Prerequ...

The eGauge meter can be connected to a users TCP/IP network using Ethernet or WiFi communication. While the meter can be used without these connections, they grant increased functionality and the ability to view the meter data remotely. The information in this article is intended for network administrators and other IT professionals. The eGauge list...

Example Wiring Diagram Example Configuration Notes Registers defined for appliances do not appear in the totaling rules. Just defining the registers will make them appear in the appropriate places (e.g., in the legend of the dashboard graph). A single CT is sufficient both for 120Vac and pure 240Vac appliances. 240Vac appliances with asymmetric curr...

Visit the online store page Model: ETN100 CTid Requires the eGauge Sensor Hub and EG4xxx model or newer eGauge. This hardware is not compatible with older model eGauge meters. For optimal accuracy when monitoring input and output temperatures, it's recommended to purchase multiple probes in the same order.     The eGauge Temperature Probe Sensor is ...

LED Status Information eGauge2 and EG30xx hardware features a front-mounted status LED which can convey useful information regarding device connectivity. Blinking GreenEG301x (Using HomePlug) and eGauge2: Device is connected to the eGauge proxy server and HomePlug speed is good (≥2Mbps). Alternating Green and Cyan EG301x (Using HomePlug) and eGauge2...

Part 8: Verification Important step! After initial configuration it's important to verify readings and Important step! After initial configuration it's important to verify readings and make any necessary corrections to the installation or the configuration.   Access the Channel Checker The Channel Checker tool provides instantaneous readings of conf...

Visit the online store page Model: PEK-277/PEK-277-XL PEK-277 Shown with optional cell router accessory (not included) Info (optional) PEK kits do not include accessory communication hardware such as cell modems or networking equipment. These should be purchased separately.   Overview The Powered Enclosure Kit is designed for installation of the eGa...

Each dropdown number in the Sensors section matches the physical Sensor port on the eGauge. Select the model and current rating that match the label on your installed CT. CTid compatible sensors must be scanned. Setting CTid enabled sensors CTid CTid is only compatible with CTid enabled sensors on a current model eGauge meter (EG4xxx or newer). CTs ...

Overview eGauge releases periodic firmware updates to address bugs, add functionality, and address security issues. Depending on the nature of the issue, a firmware update may be the first step recommended by technical support. In addition, many CT definitions only exist in newer firmware versions. Applying a firmware update requires a valid usernam...

Example Wiring Diagram Example Configuration Notes It does not matter which subpanel the meter obtains voltage from, but care must be taken to identify correct phasing. It is possible for phases to be reversed or inconsistent between panels....

Visit the online store page Model: ETLW CTid Requires the eGauge Sensor Hub and EG4xxx model or newer eGauge. This hardware is not compatible with older model eGauge meters.     The eGauge Ambient Temperature Sensor (ETLW) is used in conjunction with the Sensor Hub and an EG4xxx model meter (Core or Pro) to record temperature data from systems such ...

System alerts are displayed in the Alert view in a list form including the alert condition and the date and time when it last triggered.  Each alert can be expanded out to show additional detail by clicking on the 'down arrow' on that line as shown below. With Firmware v4.6. the Alert viewer was also added as a dashlet. It can be added to a dashboar...

Firmware version 4.6 or newer is needed for this method. Please see this article for information on checking and upgrading firmware. To view and acknowledge triggered alerts, see the Alert Viewer article. For information regarding alert configuration in the Classic interface please see: Configuring alerts, Classic Interface Method   eGauge device Al...

What is a proxy server? A proxy server provides remote access to an eGauge meter which may be connected behind a firewalled network. The proxy connection is initiated outbound, which in most cases allows for remote access without the trouble of configuring firewall or port forwarding rules. High-security networks and intrusion detection systems (IDS...

Physical registers represent any single data point recorded by an eGauge meter. These can come from locally-obtained raw measurements (eg, amperage or voltage), locally obtained calculations (eg, real power and other power register subtypes), and even registers imported from remote devices (remote eGauge or third party devices connected via Modbus T...

Overview There are two primary methods for accessing your eGauge meter interface.  In each case, the interface is accessed using a web browser. No additional software is needed. Prerequisites Both of the methods covered in this article assume the eGauge is connected to the local network at the installation site.  For information regarding accessing ...

EG4xxx Meters only! This guide only applies to EG4xxx meters. Legacy EG30xx and eGauge2 meters do not support the Sensor Hub or the EV1000.     Example Wiring Diagram 277/480V Wye and 120/208V Wye In the following example, the eGauge is monitoring two loads - one on a 120/208V service, and one on a 277/480V service. Note that the Neutral to loads A ...

Overview Follow the steps in this article to connect your EG42xx meter to an existing WiFi network. Prerequisites Important! eGauge WiFi connectivity is not compatible with captive portal networks where a login screen must be accessed in order to connect.   Valid login credentials to an existing WiFi network with good reception at the eGauge install...

Overview By default, the eGauge will record Power registers as the "Net" (=) subtype. This means the register will record power flow in both directions. Positive readings will be graphed as a green line, and negative readings as a red line. However, it is possible to record other subtypes as well. Some of these are needed for basic calculations (suc...

The eGauge PRM3 has 3 independently controlled relay contacts. When controlling polyphase loads such as single or three-phase loads, the multiple relay contacts used should be open and closed simultaneously to avoid damaging the equipment. Neutral conductors always remain connected and are not switched by a relay. To control relay contact simultaneo...

Overview The eGauge meter can provide data via BACnet IP and BACnet MS/TP (only available on EG4xxx meters). The BACnet service is disabled by default and may be enabled by following the steps in this article. Prerequisites Before beginning, follow up with the administrator who manages the BAS and local network at the installation site to get the co...

Overview eGauge meter login credentials can be locked down to only allow login to the device from within the LAN where the meter is installed, if desired. LAN only access was the default setting for eGauge meters sold before January, 2021.  Owners who have registered their eGauge, or who have access to an eGuard group may remotely adjust this settin...

Overview eGauge meters in the EG4xxx line feature an integrated LCD display which can be used to view data and make changes to the device configuration. Navigation is handled through the small control toggle located to the left of the CT ports. The control toggle has three potentials - left, right and pressed in. By default, the LCD scrolls through ...

Visit the online store page Model: EG4215 EG4215   Overview The eGauge Core WiFi (EG4215) is the base WiFi version of the EG4xxx meter line. It has 15 sensor inputs and integrated Ethernet and WiFi communication. See the Meter Comparison Chart for the different versions of the EG4xxx meter line and what is the best fit. The eGauge Core WiFi combines...

Voltage Limit 277 Vac L-N! To avoid eGauge meter damage do not exceed 277 Vac between Lx and N ports. Do not attempt to substitute the Neutral connection with a ground. Neutral connection is required when using the AC mains voltage connector.     Step 1: Install a two-pole (split-phase) or three-pole breaker (three-phase) in the distribution panel s...

There are a number of considerations when installing an eGauge, including positioning of CTs, mounting the eGauge, and routing wiring appropriately. The video below discusses these and similar considerations, using visual examples. Of particular concern is determining the correct phasing relationship between the CTs and voltage references. The panel...

Prerequisites:  CTid The Sensor Hub and all related CTid enabled sensors are compatible with EG4xxx and newer and will not work correctly with EG3xxx or earlier model eGauge meters.     Required installed hardware: EG4xxx or newer eGauge meter eGauge Sensor Hub (ESH044) Only use straight-through RJ11 cables to connect powered sensors to the Sensor H...

Overview The eGauge AC voltage inputs can handle up to 277Vrms between any line input (L1, L2, L3) and neutral terminal. If voltages exceed this range, potential transformers may be used to step-down the voltage from the system to the eGauge voltage input terminals. When using a potential transformer, the eGauge must be configured appropriately to a...

Overview Sunspec is a communication standard used by many types of devices (including inverters). It is intended to ease configuration when working with hardware from different manufacturers by providing common addressing block for different device types and allowing devices to query for applicable address blocks. Essentially, Sunspec allows a Modbu...

PRM3 Overview PRM3 top view showing all connectors   3-phase load wiring Neutral may or may not be used depending on the load.   Be sure to control all 3 relay inputs simultaneously when turning on or off the three-phase load.   Single-phase load wiring Neutral may or may not be used depending on the load.   Be sure to control both relay inputs simu...

Overview The eGauge can record data from a variety of remote devices. This includes other eGauge meters (via UDP over a local network or via TCP through the proxy server) and third party devices via Modbus TCP or Modbus RTU (using a USB to RS485 converter). Third party devices include any piece of standalone hardware not manufactured by eGauge Syste...

Overview It is possible to export data from the eGauge directly into a spreadsheet file. This file is in the CSV format, which is compatible with most common spreadsheet software. Note that certain software may attempt to truncate rows, which can lead to cells filled with # symbols - if this happens, the cell should be resized to fit the text it con...

When connecting to the eGauge AP with a Samsung device, the browser will not launch automatically as it does with other devices.  After connecting to the eGauge AP via Wifi, click the Settings icon next to the network name, then click on Manage Router. At this point the browser should launch and you may continue with connecting to the local WiFi net...

Please make sure to read the eGuard Overview before continuing.   eGuard offers limited alert functionality. eGuard processes alerts once a day (around midnight). If there are devices that change from non-alert status to alert status, or change from alert status to non-alert status, they will be listed in an email sent to the eGauge.net user's email...

Visit the online store page Model: USB485   Info (optional) Include any important information regarding the device that users should know about (example: CTid enabled hardware is only compatible with EG4xxx meters and newer)   Overview The eGauge USB485 is used to receive and send serial data between a RS485 serial chain and a host's USB port. Prima...

Avoid Damage! RJ-11 cables come in two varieties: "straight-through" and "reverse". Reverse is generally used in telephone systems, but the eGauge Sensor Hub uses "straight through" which is different. Using the incorrect style will result in failure to power the sensor and may lead to damage.   The Sensor Hub uses "straight through" RJ-11 cables to...

Rope CTs should be installed properly to reduce the maximum error based on positioning. Ideally the conductor being monitored will be perpendicular to the rope CT loop, and pass through the center of the rope CT as shown below in position 1. Tie-wraps or other non-conductive fasteners can be used to center the rope CT around the conductor. The perce...

Overview Although the eGauge uses power factor to calculate real power, the power factor values are not stored in the database by default. Follow the steps in this guide to record power factor data for an existing power register. Prerequisites To add registers to an existing configuration you will need valid login credentials to the meter and access...

Answer The eGauge hardware (including models in the eGauge2, EG30xx, and EG4xxx model lines) have a variety of database configuration options. Database options are denoted by the number of available registers (typically either 16 or 64). You can determine the database you are using by viewing the number of registers in Settings -> Installation. I...

Information Requires firmware v.4.7 or higher. This is an advanced function     Custom Data sharing can be configured to push eGauge data to an arbitrary URI. Both http (unencrypted) and https (encrypted) schemes are supported. Data can be provided in XML or JSON format depending on the included options. (JSON is recommended and require specificatio...

Overview Follow the steps in this guide to install the eGauge Display Caster. Be sure to read the user manual that came with your Display caster as there is information specific to different versions. Prerequisites Read the Display Caster Manual You will need a mouse and keyboard to configure the Display Caster The default password for the display c...

Visit the online store page (1% Accuracy) Visit the online store page (0.5% Accuracy) Model: ECSxx & ECSxx-R Front View       CTid For use with an EG4xxx model or newer eGauge. This hardware is not compatible with older model eGauge meters.   The ECS20 and ECS36 CTs may be used to measure bare (non insulated) conductors and on service entrance c...

Overview Use the guidance in this article to install and use your InHand IR302 cell modem. Prerequisites List any necessary prerequisites or requirements before starting:  Before installing be sure to activate your data plan by following the instructions included in the box.   Instructions The cellular antennas must be located on the outside of any ...

This page contains a few basic examples of obtaining historical register data from an eGauge meter using the WebAPI. These examples use the eGauge Python library but other languages and libraries may be used. Full JSON Web API documentation can be found at: egauge.net/support/webapi     Get Instantaneous values Request: dev.get('/register?reg=3+5+7+...

The Dashboard view offers more customization and flexibility than the default Chart view with the addition of Dashlets which can be added to the interface view layout and configured independently of one another to display register data. To access the Dashboard for customization, use the main menu button in the upper left corner of the screen to navi...

Overview The eGauge by default comes configured for DHCP which is appropriate for most installations. However, it may be necessary on some occasions to set the eGauge to use static IP information provided by the network administrator at the install site. Follow the steps in this guide to change these settings. Prerequisites Static IP settings should...

Meter Visit the online store page Model: EG4230 EG4230   Overview The eGauge Pro WiFi (EG4015) is the Pro Wifi version of the EG4xxx meter line. It has 30 sensor inputs and integrated Ethernet and WiFi communication. See the Meter Comparison Chart for the different versions of the EG4xxx meter line and what is the best fit. The eGauge Pro combines a...

The Chart element is designed to provide a modernized and customizable graph-based display to allow for easy visual evaluation of readings captured by the eGauge meter. The Chart element is optimized for mobile browsers and small screens, with a minimal amount of visual clutter compared to the original graph view.   The upper chart portion displays ...

Standard three-phase installation measuring power coming from a power utility (grid) and from a single-phase solar-system inverter. The color coding shows 120/208V, but applies to 277/480V as well. This diagram is for a Wye system with a neutral. Refer to delta diagrams for systems without neutral. Example Wiring Diagram Example Configuration Notes ...

Overview This article describes using pulse sensors to read from energy meters, but any meter such as flow meters may be used. The only difference is to change the formula register from "Power [W]" to the particular measurement and using a "constant" that represents 1 unit (per pulse) of that measured item, for example cubic meters if volumetric flo...

Please make sure to read the eGuard Overview before continuing.     eGuard has a hierarchical group structure. Devices exist in a top-level group or sub-group of a top-level group. Sub-groups are separated by the parent group with a colon. There is no defined limit for the number of sub-groups that can exist. An eGuard user may have access to multip...

Please make sure to read the eGuard Overview before continuing.   Sites allow for a grouping of devices based on location, and has fields to add information relevant to that particular location, geared towards solar production. Multiple devices can be added to a single Site where they can easily be cross-referenced for troubleshooting or other purpo...

Be sure to read the eGuard Overview before continuing     The eGuard Permissions page can be found in eGuard at the top tab bar. Permissions allow you to grant and manage user privileges, as well as request access from other eGuard users. eGuard Permissions Page   Permissions for each level are described at the top of the page: User: View the Permis...

This manual is for the most current display caster software. Older version display casters may have alternative keystrokes to access the main menu or factory reset.   The possible keystrokes for a factory reset are:  ctrl+shift+j shift+escape, f, r, tab ctrl+shift+f (current version) The possible keystrokes for accessing the main menu are: shift+esc...

Visit the online store page Model:  ACC-CERT   Overview The eGauge Meter Accuracy Certificate may be purchased with an eGauge meter to show the test conditions and results of the specific eGauge meter hardware. This document provides compliance of ANSI C12.20 0.5% revenue grade accuracy when the meter is installed with eGauge ECS or ACT  revenue-gra...

Answer eGauge systems offers a open API.  The full specification can be found at: webapi.egauge.net Additional support documentation can be found in these articles. Information related to the deprecated XML API is found here....

The Power Relay Module acts as a Modbus server. As such, it responds to requests sent by a client. It never initiates a request on its own. Connection and Power Power The eGauge PRM3 may be powered using the USB-A or the 4-pin port with a 5V/500mA power supply. Only power the PRM3 with one of these methods. Communication The PRM3 uses the 4-pin port...

Creating Custom Modbus Maps How To: Create a Custom Modbus Map Overview Current firmware allows the eGauge meter to record data from remote devi Overview Current firmware allows the eGauge meter to record data from remote devices using Modbus RTU (using the USB485 USB-to-serial converter) and Modbus TCP (Ethernet). The Modbus Map Editor is used to d...

Answer While the eGauge will be most functional when used with a network connection, the meter can be used offline when needed. When an eGauge is set to get an IP address via DHCP (the default setting) and there is no LAN connection it will default to an IP address of: 192.168.1.88. Setting a computer to a static IP address in this same range will a...

Deprecation Notice The eGauge XML API has been superseded by the newer and more powerful JSON-based WebAPI. The JSON WebAPI is faster, more flexible, and has configuration and status capabilities which the XML API does not. The XML API will continue to function but will not receive new features or enhancements. It is encouraged to use the JSON-based...

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Prerequisites:  CTid The Sensor Hub and all related CTid enabled sensors are compatible with EG4xxx and newer and will not work correctly with EG3xxx or earlier model eGauge meters.     Required installed hardware: EG4xxx or newer eGauge meter eGauge Sensor Hub (ESH044) Only use straight-through RJ11 cables to connect powered sensors to the Sensor H...

Answer Meters shipped after January 2021 come with a random password assigned to the meter at the time of manufacture. This password is printed on the side of the meter opposite the CT ports. Assuming the meter still has the default eGauge configuration, refer to the label affixed to the eGauge to locate the default login credentials: Example label ...

Visit the online store page Model:  TP Wire Spool: 100'/250'/500' If extending CT leads, make splices using the CT extension pack or by soldering. Wire nuts do not provide a stable enough connection and should not be used.   Overview 18ga black and white twisted pair wire for extending CT leads or other signal wiring. Twisted pair wire is 18 AWG rat...

Overview There's a lot in eGuard! Additional articles are linked at the bottom of this page.     eGuard is an administrative management system for eGauge devices that allows an individual to monitor and manage multiple eGauge meters from a single web interface. eGuard Portfolio for group "Sunnyvale"   The eGuard interface allows you to view the curr...

The documentation in this section focuses on the upgraded interface that was released in firmware version 4.1.  eGauge meters shipped after June 1, 2023 will default to this interface. For instructions on updating firmware, please see: How to: Check and update firmware.   Accessing the Modern Interface View from the Classic Interface Most of the new...

Overview The TP-Link TL-WR802N is a WiFi bridge that can be used to connect the eGauge to a wireless network. The bridge is powered by USB, so it may be powered directly from an EG40xx device's USB port for convenience. Ethernet is connected from the bridge to the eGauge to provide WiFi network access. When the TP-Link TL-WR802N is configured in cli...

EG41xx and EG3010 meters can function with a wide variety of HomePlug AV compliant powerline communication adapters. Some officially supported adapters and their LED keys are shown below. Other HomePlug adapters from different manufacturers may work. However, since they have not been tested by eGauge we cannot guarantee full functionality. Troublesh...

The first time you access your Chart view, it will populate with chart items displaying values obtained from the meter registers configured under Setup → Other settings, then Installation to the left. By default, all configured registers will be included. This section covers functionality related to customizing your chart views. If your eGauge meter...

Requires firmware version 4.6 or later This article covers exporting data from a single meter.  For information regarding portfolio data export for multiple meters refer to: eGuard Mass CSV Export   The Export function is used to export register data in .csv file format. This function is available in Firmware v.4.6 and later and is available as a st...

Answer If you purchased your CTs through us, you can be assured they will work with your eGauge. While we support a broad range of CTs that may be available from other sources, not all CTs are compatible with every meter. For a complete list of supported CT models and their current ratings, please refer to the eGauge CT Compatibility List. All CT mo...

Overview This guide describes one method of installing the components in the 120V PEK. Remember that parts may be used in a variety of ways to meet specific installation needs. The PEK comes unassembled. We recommend test fitting all components in the enclosure to mark hole locations first. Drill holes for conduit,wires, and other external pieces pr...

Overview Voltage registers are configured in much the same way as power registers (the default register type on the eGauge). Follow the steps in this article to add a register to record Voltage input. Prerequisites To make settings changes you will need access to the eGauge interface and valid login credentials. These steps assume a minimum firmware...

What is Unix time? Unix time is simply a numerical value of the number of seconds that have elapsed since January 1, 1970, midnight, UTC. This date is called Unix epoch. Unix epoch is not to be confused with the eGauge or meter epoch, which is configured in Settings → Date & time when recording started. The meter epoch represents the time the me...

Overview The eGauge Pulse Sensor (EPS) connects directly to any EG4xxx series meter (Pro or Core) through a Sensor Hub, allowing your eGauge to read and record the pulse output from virtually any device with a pulse output.  The EPS can read either a 2-wire dry contact or a 3-wire hall effect pulse at a maximum pulse rate of 600Hz.   Prerequisites: ...

Overview If you're using eGauge branded CTid enabled CTs, scanning them with the CTid function will detect the correct setting for the installed hardware.  When using non-CTid enabled CTs however, the CTs need to be set manually to the correct setting.  Use the information in this article to determine the correct setting for your installed CTs. Prer...

Lua scripting is an advanced topic. eGauge Support cannot review code and has limited support for troubleshooting Lua scripts.   Introduction Support for eGauge Script (eScript) was introduced in firmware v1.1, allowing limited scripting through the use of formula registers.  eScript was designed for calculating basic and common mathematical formula...

To browse all available and supported CTs, visit the online store. For a detailed list of all CT models that have been tested to be compatible with the eGauge meter, including legacy CTs that may not be fully supported or available anymore you may view the eGauge CT Compatibility List.     Overview Choosing appropriate CTs for your installation invo...

Overview Modems provided by eGauge are pre-configured to work on the T-Mobile network using data plans provided by eGauge Systems. These steps are only needed if the modem was factory reset or configuration was modified. The APN for T-Mobile plans provided by eGauge is iot.tmowholesale Prerequisites To complete the steps in this guide you will need:...

Overview The most common installation issue with retrofit energy metering is known as a phase mismatch, which will cause incorrect power calculations and often lower-than-expected power factor. In addition, the power readings may be the opposite of expected polarity (based on CT orientation). It's extremely important to verify correct phase-matching...

Visit the online store page Model: ESD-xxx-yyy   CTid This is a powered sensor that requires the ESH044 Sensor Hub to install. CTid enabled hardware is only compatible with EG4xxx and newer models.  Legacy meters (eGauge 2 and EG3xxx) are not compatible with this hardware.   Overview eGauge DC CTs (model ESD-xxx-yyyy) measure the amperage on the con...

Overview These protocols are used to have a master eGauge meter read from a secondary eGauge meter. There are two options available - UDP or TCP. This can be used at installations where multiple eGauge meters are present to allow the end user to see a single consolidated view instead of navigating to multiple meters. This protocol is only supported ...

Answer Passwords may be reset through eGuard. The eGuard user must have manager or administrative access to the meter in their portfolio.   First, make sure you are accessing the eGauge correctly. By default, the factory credentials on the eGauge can only be used from a computer connected to the same network as the eGauge and after clicking on the L...

Downloads Made in America Compliance Statement FCC ANSI C12.20 (AccuCT CTs) ANSI C12.20 (ECS CTs) CE Declaration of Conformity - EG4xxx CE Declaration of Conformity - CTid Rope CTs Sustainable Sourcing Statement UL certification may be found in the UL Product iQ service by creating a free account and searching for "eGauge". PDF copies of the page ar...

Discontinued   Starting May 2022, cellular plans using the fast.t-mobile.com APN must have a new SIM card and new APN configured for continued service. The new APN is iot.tmowholesale and requires a new SIM card to be installed. Please follow the SIM card installation and Initial Configuration instructions below. Old SIM cards will not function afte...

Standard three-phase installation measuring power coming from a power utility (grid) and from a three-phase solar-system inverter. The color coding shows 120/208V, but applies to 277/480V as well. This diagram is for a Wye system with a neutral. Refer to delta diagrams for systems without neutral. Example Wiring Diagram Example Configuration Notes T...

Overview Basic installation measuring power coming from a power utility (grid) and from a single-phase solar-system inverter. Example Wiring Diagram Example Configuration   Notes With a single-phase inverter, the current flowing at any given instant on leg L2 is the negative of the current flowing on leg L1. Hence, rather than using 2 CTs on the inv...

Visit the online store page Model: Si-RS485TC-2T-v-MB (SKU: IMTIRR)  Info The IMT sensor communicates via Modbus RTU (RS485). A RS485 to USB adapter is required for use with the EG4xxx meter line, and a serial to Ethernet adapter is required for use with EG30xx meters. Instructions for using both adapters are included in this document. If using mult...

Three-phase high-leg delta installation measuring power coming from a power utility (grid). Example Wiring Diagram Example Configuration Notes Wiring and configuration is identical to a standard three-phase site. The only difference is in the voltages measured on L1, L2, and L3: – L1 and L3 are 120Vac to neutral. – L2 is 208Vac to neutral. It does n...

Three-phase delta installation measuring power coming from a power utility (grid). The color diagram below shows a 208V delta, but this also applies to a 120V delta or 240V delta. Example Wiring Diagram Example Configuration Notes CAUTION: Since there is no neutral and none of the phases may be grounded, all conductive/metallic parts, including CT-p...

Prerequisites:  CTid The Sensor Hub and all related CTid enabled sensors are compatible with EG4xxx and newer and will not work correctly with EG3xxx or earlier model eGauge meters.     Required installed hardware: EG4xxx or newer eGauge meter eGauge Sensor Hub (ESH044) Only use straight-through RJ11 cables to connect powered sensors to the Sensor H...

Overview This article covers the necessary steps and important information to consider when installing eGauge branded DC CTs with CTid. Prerequisites CTid The Sensor Hub and all related CTid enabled sensors are compatible with EG4xxx and newer and will not work correctly with EG3xxx or earlier model eGauge meters.     Required installed hardware: EG...

All EG4xxx models have the same integral features. They only differ by the number of CT inputs and communication methods.           Name eGauge Core eGauge Pro eGauge Core WiFi eGauge Pro WiFi Model EG4015     EG4030 EG4215 EG4230 Sensor Inputs     15 30 15 30 Full Spec Sheet     Download Download Download Download Online Store Link     Store Link S...

Prerequisites:  CTid The Sensor Hub and all related CTid enabled sensors are compatible with EG4xxx and newer and will not work correctly with EG3xxx or earlier model eGauge meters.     Required installed hardware: EG4xxx or newer eGauge meter eGauge Sensor Hub (ESH044) Only use straight-through RJ11 cables to connect powered sensors to the Sensor H...

Note This guide only applies to EG4xxx meters. Legacy EG30xx and eGauge2 meters do not support the Sensor Hub or the EV1000.   Example Wiring Diagram Example Configuration Notes: All hardware must be installed in a suitably rated enclosure. eGauge Systems offers several powered enclosure kits which are suitable for this purpose. Most kits feature DI...