Siemens SINUMERIK 840D sl Manual page 75

Enabling the safe standstill (SH) function
The safe standstill (SH) function is enabled using the following parameters:
p9601.0
p9801.0
The "Safe standstill" function does not need to be enabled for applications that do not require
any Safety Integrated. All input terminals on the Control Unit can be used.
The SH terminal on the Motor Module does not need to be used.
Selecting/deselecting safe standstill
The "Safe standstill" function does not need to be selected/deselected concurrently in both
monitoring channels using input terminals and acts only on the affected drive.
1 signal: Deselection of the function
0 signal: Selection of the function
Restart once the safe standstill function has been selected
1. Deselect the function in each monitoring channel via the input terminals.
2. Issue drive enable signals.
3. Cancel the power-on inhibit and power-up again.
4. Move/traverse the drives again.
Status with safe standstill
The status of the safe standstill (SH) function is indicated using the following parameters:
r9772
r9872
r9773
r9774
Guide for the SINUMERIK 840D sl machine configuring
Manual, 07/2006 Edition, 6FC5397-6CP10-0BA0
SH using terminals on the Control Unit
SH using terminals on the Motor Module
– 1/0 edge at input signal "ON/OFF1" (cancel power-on inhibit)
– 0/1 edge at input signal "ON/OFF1" (power-up drive)
CO/BO: Safety Integrated Status (Control Unit)
CO/BO: Safety Integrated Status (Motor Module)
CO/BO: Safety Integrated Status (Control Unit + Motor Module)
CO/BO: Safety Integrated Status (Safe Standstill Group)
Safety Integrated
4.1 SINAMICS Safety Integrated
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