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CHAPTER5 OPERATING
14
Profidrive Status Word (ZSW):
The status word indicates the status of the inverter (Inverter -> PLC).
Status word
Bit Value Meaning Remark
1 Ready to switch-on
Control word bit 0=0 and bits 1, 2, 10 are set to 1 (Ready to switch-on
state).
0
0 Not ready to switch-on Control word bit 0, 1 or 2 (OFF1, OFF2, OFF3) is set to 0, or the inverter
is tripped.
1 Ready for operation
Control word bit 0, 1 and 2 are set to 1. Inverter is not faulted (Ready
state).
1
0 Not ready for operation Control word bit 0, 1 or 2 (OFF1, OFF2, OFF3) is set to 0, or the inverter
is faulted.
1 Operation enabled
Control word bit 0, 1, 2 and 3 are set to 1. Inverter is not faulted (Enable
operation state).
2
0 Operation inhibited Control word bit 0, 1, 2 or 3 (OFF1, OFF2, OFF3, Operation disabled) is
set to 0, or the inverter is faulted.
1 Fault Inverter is faulted.3
0 No fault Inverter is not faulted.
1 ON2 Control word bit1=1.4
0 OFF2
OFF2 command active. Control word bit1=0 (OFF2 active state).
1 ON3 Control word bit2=1.5
0 OFF 3
OFF3 command active. Control word bit2=0 (OFF3 active state).
1 Start enable Control word bit1 or 2 (OFF2, OFF3) is set to 0 or fault has been
acknowledged (Switch-on inhibit state).
6
0 No switch-on inhibit
Control word bit 0=0 and bit10=1 (Not ready to switch-on state).
7 Not used
1 Frequency equal set-point Actual output frequency does equal frequency set-point.8
0 Frequency not equal set-
point
Actual output frequency does not equal frequency set-point
(i.e. motor accelerating/decelerating).
1 Bus control Run command or frequency setting is valid via Profibus.9
0 Local control Run command and frequency setting are invalid via Profibus.
1 Frequency within range Actual output frequency is above or equal to the limit specified by “Arrival
frequency at acceleration/deceleration 1” (C042/C043).
10
0 Frequency out of range Actual output frequency is below the limit specified by by “Arrival
frequency at acceleration/deceleration 1” (C042/C043).
11 Not used -
12 - Mirror of bit 12 in the control word.
13 - Mirror of bit 13 in the control word.
14,
15
- Not used -