Title: +038=360.012-#####._06-BA-ESR NI-DV Controller Nicotra Gebhardt - Operating Instruction.pdf
Fig. 5-1:The control signal regulates motor speed between the set minimum and maximum speeds (AC motor=Hz; PM/BLDC motor=rpm) and the set ramp times – see fig. 5-2.Fig. 5-2:5.2. Modbus controlNI-DV can be controlled via Modbus commands according to the Modbus protocol.NI-DV can be controlled via Modbus commands according to the Modbus protocol.Control of motor speed via Modbus communication is factory disabled. • If NI-DV is to be controlled via Modbus, Coil Stat Bit register 8 must be set to ”0” = ”Modbus control”.Control of motor speed via Modbus communication is factory disabled. • If NI-DV is to be controlled via Modbus, Coil Stat Bit register 8 must be set to ”0” = ”Modbus control”.Other functions, such as alarm read-out and acknowledgement, are still possible via Modbus even though "Modbus control" is not activated. • NOTE! Contact Nicotra Gebhardt GmbH if you require the Modbus protocol.