Check the following:
The meter's RS485 address DIP switch settings. Refer to
The meter's Termination DIP switch settings. Refer to
"Termination DIP Switches" on page 18.
That the meter is configured as required in the chapter
The RS485 wiring between the meter and the
inverter/Commercial Gateway as specified in
To connect
the meter to the inverter or CCG: on page 24
There are no loose connections at the inverter connectors
and at the meter, specifically the RS485 wiring.
Check for water damage or sealing problems:
Inspect the entire conduit run for possible points of
water penetration, and fix leaks.
Ensure that proper outdoor rated components are
used.
Use a Voltmeter to measure the voltage on the meter's AC
wiring. The line to line voltage should be according to the
meter's specifications.
Revenue Grade Energy Meter with Modbus Connection Installation Guide MAN-01-00609-1.0
Appendix A: Troubleshooting the Meter
47