Efficient Networks Siemens Sinamics S120 - Manual (Page 112)

Servo control
3.16 Travel to fixed stop
Drive Functions
112
Function Manual, (FH1), 07/2007 Edition, 6SL3097-2AB00-0BP4
The motor runs at the set torque until it reaches the stop and continues to work against
the stop until the torque limit has been reached, this status being indicated in status bit
r1407.7 "Torque limit reached".
Control and status messages
Table 3-16 Control: Travel to fixed stop
Signal name Internal control word
STW n_ctrl
Binector input PROFIdrive p0922 and/or
p2079
Activates travel to fixed stop 8 p1545 Activates travel to fixed stop STW2.8
Table 3-17 Status message: Travel to fixed stop
Signal name Internal status word Parameter PROFIdrive p0922 and/or
p2079
Travel to fixed stop active - r1406.8 ZSW2.8
Torque limits reached ZSW n_ctrl.7 r1407.7 ZSW1.11 (inverted)
Torque utilization < torque
threshold value 2
ZSW monitoring functions
3.11
r2199.11 MESSAGEW.1
Function diagrams (see SINAMICS S List Manual)
● 5610 Torque limiting/reduction/interpolator
● 5620 Motor/generator torque limit
● 5630 Upper/lower torque limit
● 8012 Torque messages, motor blocked/stalled
Overview of key parameters (see SINAMICS S List Manual)
● p1400[0...n] Speed control configuration
● r1407.7 BO: Torque limit reached
● p1520[0...n] CO: Torque limit, upper/motoring
● p1521[0...n] CO: Torque limit, lower/regenerative
● p1522[0...n] CI: Torque limit, upper/motoring
● p1523[0...n] CI: Torque limit, lower/regenerative
● r1526 Torque limit, upper/motoring without offset
● r1527 Torque limit, lower/regenerative without offset
● p1532[0...n] Torque limit offset
● p1542[0...n] CI: Travel to fixed stop, torque reduction
● r1543 CO: Travel to fixed stop, torque scaling
● p1544 Travel to fixed stop, evaluate torque reduction