Instruction manual

CHAPTER 6: SETPOINTS PROTECTION ELEMENTS
MM300 MOTOR MANAGEMENT SYSTEM – INSTRUCTION MANUAL 6–45
Cold Resistance
Range: 0.1 to 30.0 kOHMS in steps of 0.1
Default: 0.1 kOHMS
For a PTC thermistor, enter the resistance that the thermistor must drop below before a
Thermistor Trip or Alarm can be cleared. For an NTC thermistor, enter the resistance
that the thermistor must rise above before a Thermistor Trip or Alarm can be cleared.
Hot Resistance
Range: 0.1 to 30.0 kOHMS in steps of 0.1
Default: 5.0 kOHMS
For a PTC thermistor, enter the resistance that the thermistor must rise above before a
Thermistor Trip or Alarm can be cleared. For an NTC thermistor, enter the resistance
that the thermistor must drop below before a Thermistor Trip or Alarm can be cleared.
Thermistor Trip
Range: ENABLE, DISABLE
Default: DISABLE
When a thermistor is used, it can be selected for an Alarm or Trip or both. Choose
ENABLE to allow Thermistor Trips to occur.
Thermistor Alarm
Range: ENABLE, DISABLE
Default: DISABLE
When a thermistor is used, it can be selected for an Alarm or Trip or both. Choose
ENABLE to allow Thermistor Alarms to occur.