... and analysis 2. DI/DO: 4 status inputs, 2 relay outputs, neutral voltage(0~5V), one temperature measurement 3 ... acOutgoing circuit 21 or 42 (Opthonal)Power supply 24V DC MTBF≥50000hService Life10 yearsRated Voltage 220V/380V ac Range ... 10. THD for U, I 11. 4 status, 2 relay Outgoing circuit monitoring: 1. I, Max. I, P, ... 10. THD for U, I 11. 4 status, 2 relay Outgoing circuit monitoring: 1. I, Max. I, P, ...