Siemens CU240B-2 - Page 199

Advanced commissioning
6.2 Inverter control
Converter with the CU240B-2 and CU240E-2 Control Units
Operating Instructions, 01/2016, FW V4.7 SP6, A5E34259001B AC
199
Status word 3 (ZSW3)
Bit
Significance
Description
Signal intercon-
nection in the
inverter
0
1 = DC braking active
--
p2051[3] = r0053
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 = ramp-up or ramp-down complet-
ed
Ramp-function generator is not
active.
10 1 = technology controller output at
the lower limit
Technology controller output ≦
p2292
11 1 = technology controller output at
the upper limit
Technology controller out-
put > p2291
12 Not used
13
Not used
14 Not used
15
Not used