Siemens SINAMICS G120C USS/MB - Page 203

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① The motor moves the machine component in the direction of the positive limit position.
② The positive limit position has been reached. The motor stops with the OFF3 ramp-down time.
③ The motor moves the machine component in the opposite direction at a 0 → 1 signal change.
④ The negative limit position has been reached. The motor stops with the OFF3 ramp-down time.
⑤ The motor moves the machine component in the opposite direction at a 0 → 1 signal change.
Figure 6-18 Limit position control of the inverter
Parameter Explanation
p3340[0 … n] Start limit switch 1 signal: Start is active
0 signal: Start is inactive
p3342[0 … n] Minus limit switch 1 signal: Limit switch is inactive
0 signal: Limit switch is active
p3343[0 … n] Plus limit switch
r3344 Limit switch ON/OFF
.00 1 signal: Limit switch ON
0 signal: Limit switch OFF1
.01 1 signal: Limit switch no OFF3
0 signal: Limit switch OFF3
.02 1 signal: Limit switch, axis stationary (standstill)
.04 1 signal: Plus limit switch actuated
.05 1 signal: Minus limit switch actuated
Advanced commissioning
6.10 Limit position control
SINAMICS G120C converter
Operating Instructions, 09/2017, FW V4.7 SP9, A5E34263257B AF 203