4 Commissioning
4.10 Operation
32
DX-NET-ETHERCAT-2
01/14 MN040009EN
www.eaton.com
4.10 Operation
4.10.1 Cyclic data
Process data field
The length of each data unit is 1 word.
Description of data content
Command
Master
→
Slave TPDO
CW
REF
PDI 3
PDI 4
Slave
→
Master RPTO
SW
ACT
PDO 3
PDO 4
Byte
Meaning
Explanation
CW
Control word
Command
SW
Status word
Status Word
REF
Reference Value
Setpoint value
ACT
Actual Value
Actual value
PDO
Process Data Out
Process data output
PDI
Process Data In
Process data input
PNU
Description
Value = 0
Value = 1
0
Stop
Operation
1
Clockwise rotating field (FWD)
Anticlockwise rotating field (REV)
2
No action
Fault Reset
3
No action
free run-down
4
Not used
5
No action
Quick stop (ramp)
6
No action
Fixed frequency 1 (FF1)
7
No action
Overwrite setpoint value with 0
8
Not used
9
Not used
10
Not used
11
Not used
12
Not used
13
Not used
14
Not used
15
Not used