GEM120CT
GEM120CT Quick Reference
Function Port Cable Description CT + 1 White Connect to CT clamp white lead CT – 2 Black Connect to CT clamp black lead Neutral 3 Blue/Black Supply neutral Live 4 Brown/Red Supply live RS485 – 9 Green / White To inverter B– RS485 + 10 Orange / White ...
Checking GEM120CT Readings
Overview After installation, verify that the GEM120CT is reading correctly by comparing inverter data. Verification Steps Switch off all PV generation (turn off PV breakers or disable via web portal). In the GivEnergy Portal, navigate to: Inverter → ...
Installing Multiple GEM120CT Meters (ID1 & ID2)
Overview Where both grid and external PV generation must be monitored, two GEM120CT meters can be installed: ID1: Grid feed measurement ID2: PV string measurement Voltage Reference Bridging Both meters share the same voltage reference for accuracy. ...
Connecting GEM120CT to GivEnergy Inverter
Overview The GEM120CT communicates with the inverter via RS485 Modbus. This allows the inverter to calculate import/export power in real time. RS485 Communication Wiring Connection GEM120CT Terminal Inverter Port Cable Example RS485 + 10 (A+) A+ ...
How to Install the GEM120CT Meter
Overview This guide explains how to wire and mount the GEM120CT correctly to ensure accurate readings. Step-by-Step Installation Isolate power before working on the system. Mount the GEM120CT on a DIN rail in the distribution board. Connect voltage ...
GEM120CT Overview
Every system will need at least 1 GEM120 (ID1) meter installing to monitor the import and export of the building. Every GEM120 meter needs a power supply/voltage reference point. This could be a dedicated supply from a 6A, for example. Every GEM120 ...