Siemens SINUMERIK 840D sl Manual page 183

Smart Line Module operation
The Smart Line Module without DRIVE-CLiQ interface is not switched on/off using a Drive
Object of the NCU. The control is performed exclusively using terminals on the Smart Line
Module, for example, from a PLC or hardware controller.
Interconnection of the PLC input signals
● "Infeed Ready" (SLM terminal X21.1)
● "Infeed PreWarning" (SLM terminal X21.2)
Interconnection of the PLC output signals
● "Infeed Reset" (SLM terminal X22.3)
Guide for the SINUMERIK 840D sl machine configuring
Manual, 07/2006 Edition, 6FC5397-6CP10-0BA0
Infeed operational
Overtemperature prewarning
Reset of a pending fault
Signal Interconnection
6.5 Application 5
6-15