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Connection to a fieldbus
6.3 Communication via PROFIBUS
Inverter with CU240B-2 and CU240E-2 Control Units
Operating Instructions, 07/2010, FW 4.3.2, A5E02299792B AA
117
Status word 3 (ZSW3)
Status word 3 has the following standard assignment. You can change the assignment with
BICO technology.
Table 6- 12 Status word 3 and interconnection with parameters in the inverter
Bit Valu
e
Significance
Description
P No.
0 1
DC braking active
--
1 1
|n_act| > p1226
Absolute current speed > stationary state detection
2 1
|n_act| > p1080
Absolute actual speed > minimum speed
3 1
i_act ≧ p2170
Actual current ≥ current threshold value
4 1
|n_act| > p2155
Absolute actual speed > speed threshold value 2
5 1
|n_act| ≦ p2155
Absolute actual speed < speed threshold value 2
6 1
|n_act| ≧ r1119
Speed setpoint reached
7 1
DC link voltage ≦ p2172
Actual DC link voltage ≦ threshold value
8 1
DC link voltage > p2172
Actual DC link voltage > threshold value
9 1
Ramping completed
Ramp-function generator is not active.
10 1
Technology controller output at lower limit Technology controller output ≦ p2292
11 1
Technology controller output at upper limit Technology controller output > p2291
p2051[3] =
r0053
12
Not used
13
Not used
14
Not used
15
Not used