Issue
User wants to know what the maximum energy reading the meter can report or send through Modbus communication and the Energy rollover value

Product Line
CM4000 series meters
CM3000 series meters
PM800 series meters

Environment
Modbus communication

Resolution:
The energy readings for PowerLogic PM800, CM3000,CM4000 meters are stored in blocks of 4 registers for each reading (e.g. kWh in, kWh out, kVARh, etc.)
Those registers type is "MOD10" and the maximum value that can be stored in each register is 9,999
To learn more about "MOD10" registers and how to convert them to decimal, see FA212766

The Energy rollover value is 1e+16