Eaton PM3 Instruction Leaflet

Contents

11Instruction Leaflet IL012002ENEffective March 2013Instruction Leaflet for Modbus Power Monitoring/Metering Module (PM3) for FD, JG, and KD/LGCircuit Breakers and Motor Circuit ProtectorsEATON CORPORATION www.eaton.com4. Configuration and Input4.1. User Options Dip SwitchA six-position Dip Switch is used to set user options for the unit, asfollows:Figure 12. Six-Position Dip Switch.Table 4. Modbus, Baud Rate and Parity Settings.1 ON Positive Power & Energy For Backfed OperationOFF Positive Power & Energy, Normal Operation2 ON ABC (Left to Right Facing Unit)OFF CBA (Left to Right Facing Unit)3-4SW3 ON & SW4 ON No Parity, 2 Stop BitsSW3 OFF & SW4 ON No Parity, 1 Stop BitSW3 ON & SW4 OFF Odd Parity, 1 Stop BitSW3 OFF & SW4 OFF Even Parity, 1 Stop Bit5 ON 19.2 K BAUDOFF 9600 BAUD6 ON 120 Ohm Termination Resistor installedOFF No termination Resistor4.2. Breaker StatusThe Breaker Status is decoded from two switch inputs, Bell AlarmNC1 and Aux Alarm NC, from the BreakerTable 5. Bell Alarm and Aux Alarm Positions.Bell Alarm (Red) Aux Alarm (Blue) Breaker StatusOFF OFF Unknown OFF ON TrippedON OFF ONON OFF OFF Breaker not connected or improperly wired.1 NC= Normally Closed1 2 43 5 6* ON = ClosedON *OFF****OFF = Open