Siemens Sinamics S120 Function Manual page 158

Description of Safety Integrated functions
4.2 Safety Integrated Extended Functions
Image 4-20 Gearbox switchover from stage "0" to "1" without increased position tolerance
Gearbox switchover with increased position tolerance
In order to switch over the gearbox stage, where increased tolerance is required for the
crosswise comparison of the actual positions, proceed as follows:
Not e
Max imum duration of the increased position t olerance
It is not permissible that the increased position tolerance is set for longer than 2 min. If this
time is exceeded, then the converter outputs message C01711 with fault value 1015 (≙
STOP F).
1. Set the increased position tolerance using bit 3 (= 1) in byte 3 of S_STW2.
2. Set the new gearbox stage using bits 0 to 2 in byte 3 of S_STW2.
158
Function Manual, (FHS), 07/2016, 6SL3097-4AR00-0BP6
Safety Integrated