Siemens SIROTEC Function Manual

Servo control
4.17 Travel to fixed stop
Drive functions
Function Manual, 11/2017, 6SL3097-4AB00-0BP5
177
Commission PROFIdrive telegrams 2 to 6
1. Activate the "Travel to fixed stop" function via the parameter setting p1545 = "1".
2. Set the required torque limit.
Example:
p1400.4 = 0 → upper or lower torque limit
p1520 = 100 Nm → effective in upper positive torque direction
p1521 = –1500 Nm –→ effective in lower negative torque direction
3. Traverse the motor to stop.
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 4- 17 Control: Travel to fixed stop
Signal name
Internal control word STW
n_ctrl
Binector input
PROFIdrive p0922 and/or
p2079
Activate travel to fixed stop 8 p1545 Activate travel to fixed
stop
STW2.8
Table 4- 18 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 MELDEW.1

Siemens SIROTEC Specifications

General

Brand	Siemens
Model	SIROTEC
Category	DC Drives
Language	English