Title: +038=360.012-#####._06-BA-ESR NI-DV Controller Nicotra Gebhardt - Operating Instruction.pdf
The alarm is re-activated after resetDE-27/36BA-ESR_NI-DV 1.0 – 11/2015English6.3.2. Troubleshooting when NI-DV is controlled via Modbus:SymptomCauseMotor inoperativeMotor running in wrong directionNI-DV noisier than AcceptableNI-DV cuts out due to an alarmLacking supply voltagePoor electrical connectionsWrong motor for NI-DV setupLacking operating signalLacking % control signal from Modbus controller The motor has been stopped 5 times by the built-in motor protector because of overloadingDefective NI-DV controllerDefective motor Wrong phase sequence in motor cableSwitching frequency too lowAt least one alarm activeThe alarm is re-activated after reset