3 status word (zsw), Status word (zsw), Table 8: status word (zsw) – NORD Drivesystems BU0060 User Manual
Page 41: 4 communication and protocol

4 Communication and Protocol
BU 0060 GB-4112
41
4.1.3 Status word (ZSW)
In the inverter response telegram, in the area of the process data the status word (ZSW) is transferred
as the first word. The meaning of the individual bits deviate for some types of devices.
Bit
Valu
e
Meaning
Remarks
0
0
Not ready to start
1
Ready to start
Initialisation completed, charging relay ON, output voltage disabled
1
0
Not ready for operation
Causes: No command has been activated, fault is signaled, OFF2 or OFF3
activated, starting disabled state activated
1
Ready for operation
ON command activated, no faults present. The inverter can be started with the
command ENABLE OPERATION
2
0
Operation not enabled
1
Operation enabled
The output voltage is enabled; ramp to the existing setpoint
3
0
No error
1
Fault
Drive fault resulting in stoppage; this state is changed to starting disabled after
the fault has been successfully acknowledged
4
0
Voltage not enabled
OFF2 command applied
1
Voltage enabled
5
0
Emergency stop
OFF3 command applied
1
No emergency stop
6
0
Starting not disabled
1
Starting disabled
Switches first to OFF1, then to ready-to-start status
7
0
No warning
1
Warning active
Drive operation continues, no acknowledgement necessary
8
0
Setpoint not reached
Actual value does not match the setpoint (with posicon: failure to reach setpoint
position)
1
Setpoint reached
Actual value matches required setpoint (setpoint has been reached)
(with posicon: setpoint has been reached)
9
0
Bus control not active
Guidance on local device has been activated
1
Bus controller active
The master has been requested to assume guidance.
10
0
1
Start function 481.9
Bus bit 10 from the status word is set. For further details of function, please refer
to parameter P481.
11
0
1
Rotation right is on
Inverter output voltage is turning right
12
0
1
Rotation left is on
Inverter output voltage is turning left
13
0
1
Start function 481.10
Bus bit 13 from the status word is set. For further details of function, please refer
to parameter P481.
14
0/1
Parameter set Bit 0 ON
00 = Parameter set 1
01 = Parameter set 2
10 = Parameter set 3
11 = Parameter set 4
15
0/1
Parameter set Bit 1 ON
Table 8: Status word (ZSW)
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