ABB RETA-01 - Page 58

Communication
58
Extended Speed Control assembly
The Extended Speed Control assembly is defined by ODVA
AC/DC Drive Profile. The format of the output assembly is:
The format of the input assembly is:
Instance 21
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 NetRef NetCtrl Fault
reset
Run
reverse
Run for-
ward
1
2 Speed reference (Low byte)
3 Speed reference (High byte)
Instance 71
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 At refer-
ence
Ref
From
Net
Ctrl
From
Net
Ready Run-
ning
reverse
Run-
ning for-
ward
Warning Faulted
1 Drive state
2 Speed actual value (Low byte)
3 Speed actual value (High byte)