ET330

Front port

Optical for fast data reading and configuration using OptoProg

Voltage measuring inputs

115/230 V L-L ac

Current measuring inputs

CT 5 A

Other inputs

One digital for tariff selection

Measurements (1-phase)

V, A, Hz, PF, W, VA, var, run-hour, kvarh, 2-tariff, 3*1-ph. kWh, ±kWh

Basic accuracy (V/A)

±0.5% RDG

kWh accuracy

Class 1 ±kWh IEC/EN50470-3

Communication port

RS485 Modbus RTU (RJ45 daisy chain and screw terminal block connect.)

Power supply

90V to 260 V ac/dc

Housing and mounting

2-DIN module for DIN rail mount