Installation manual
HB-37420-810-01-25F-EN PSC1-C-100 Installation manual - V2.2.docx Page 198 of 201
Version: 25F
Two-handed operation
Switch type Remark Category
SIL categorisation
2 change-over
contacts
Two-hand button for
increased requirement
Type III C PL e SIL3
2 normally open
contacts
Monitored two-hand button
Type III A PL c SIL1
Note:
On these input elements there is a fixed pulse assignment that the user cannot change!
Light curtain
Switch type Remark Category
SIL categorisation
2 normally closed
contact
Light curtain for increased
requirement
PL e SIL 3
2 normally closed
contacts time
monitoring
Monitored light curtain PL e SIL 3
1 normally open
contact + 1 normally
closed contact
Light curtain for increased
requirement
PL e SIL 3
1 normally open
contact + 1 normally
closed contact time
monitored
Monitored light curtain PL e SIL 3
Operating mode selector switch
Switch type Remark Category
SIL categorisation
2 positions Monitored operating mode
selector switch
PL e SIL 3
3 positions Monitored operating mode
selector switch
PL e SIL 3
Safety instructions:
• On a state change on the switch, it is to be ensured by the SafePLC2 program to be
written that the outputs on the module are deactivated
Sensor
Switch type Remark Category
SIL categorisation
1 normally closed
contact
Simple sensor input PL d SIL 2
1 normally open
contact
Simple sensor input PL d SIL 2
2 normally closed
contact
Sensor input for increased
requirement
PL e SIL 3
2 normally closed
contacts time
monitoring
Monitored sensor input PL e SIL 3
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