... Profibus module. PMAC801 Motor Protection Device integrates measurement,protection,and control functions. RS485/ Modbus,optional Profibus module. 1. ... current, active power, reactive power, power factor, frequency, and active energy measurements.4. Provides protection, direct starter, reversing ... modes.5. Main module provides 9 DIs for start, stop and reset etc. signals input. If more DIs are needed, ...