How do you set up the ATV312 drive for modbus control?
Issue:
How do you set up the ATV312 drive for modbus control?
Product Line:
Altivar ATV31 ATV312 drives
Environment:
All
Cause:
Needs to set up the ATV312 drive to do modbus control over the network.
Resolution:
Programming
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 FR1= modbus
Important addresses
Command address 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
Pinouts
Pin 4=D1 modbus
Pin 5=D0 modbus
Pin 8= Common for modbus
See the attached documents for more programming and modbus information.
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