Frequently asked questions
How do you set up the ATV312 drive for modbus control?
24 June 2022Issue:
Setup an ATV312 drive for modbus control.
Altivar ATV31 ATV312 drives
Needs to set up the ATV312 drive to do modbus control over the network.
1st set up your modbus address in the CON menu
Add= modbus address enter 1 thru 247
tbr= modbus baud rate 4.8K thru 19.2K
tFo= modbus format: 8-O-1, 8-E-1, 8-N-1 or 8-N-2
tto=modbus time out 0.1 thru 30 seconds
2nd set up your ref and command channel in CLT menu
LAC= Level 3 hold enter in for 3 seconds
8501= CMD address for start and stopping
8502= LFRD speed ref in hz 0.1hz example 600 value equals 60hz
3201= ETA address for status
3202= output speed in hz 0.1hz example 600 value equals 60hz
Pin 4=D1 modbus
Pin 5=D0 modbus
Pin 8= Common for modbus
See the attached documents for more programming and modbus information.