
Functions
5.11 Operation in fieldbus systems
Frequency inverter
Operating Instructions, 08.10. 2008, t.b.d.
187
Bit Value Meaning
Comments
1
--
Motor data displays overload status.
13
0
Motor overload
--
1
Clockwise rotation
--
14
0
Counter-clockwise rotation
--
1
--
--
15
0
Converter overload
E.g. current or temperature
Status word 2 (ZSW2)
Status word 2 has the following default assignment. This can be changed by means of BICO.
Table 5- 68 Default setting for status word 2 (not defined for VIK/NAMUR)
Bit Value Meaning
Description
0
1
DC brake active
DC brake active
1
1
n_act < P2167
Converter frequency < shutdown limit
2
1
n_act ≧ P1080
Actual frequency > minimum frequency
3
1
i_act ≧ P2170
Current ≥ limit value
4
1
n_act > P2155
Actual frequency > reference frequency
5
1
n_act ≦ P2155
Actual frequency < reference frequency
6
1
Speed setpoint reached
Actual frequency ≥ setpoint
7
1
DC link voltage < P2172
Voltage < threshold value
8
1
DC link voltage ≧ P2172
Voltage > threshold value
9
1
Speed ramp ended
--
10 1
Technology controller output ≦ P2292
PI frequency < threshold value
11 1
Technology controller output > P2291
PI saturation
12 1
Vdc_max controller
--
13 1
Kinetic buffering and flexible response
--
14 1
Not used
--
15 1
Not used
--