BBH SMX Series User Manual

Installation manual
HB-37420-810-01-25F-EN SMX100 Installation manual.docx Page 254 of 260
Version: 25F
Appendix
Appendix A – Classification of switch types
General note:
The individual switches of the following input elements can be assigned to the digital inputs
I01 to I08 as desired.
Enable switch
Switch type
Comment
Classification PI acc.
to EN ISO 13849-1
Classification SIL acc.
to IEC 61508
1 normally closed
Enable switch standard
PL d
SIL 2
1 normally open
Enable switch standard
PL d
SIL 2
2 normally closed
Enable switch higher
requirements
PL e
SIL 3
2 normally closed
time monitored
Enable switch monitored
PL e
SIL 3
Emergency Stop
Switch type
Comment
Classification
category
Classification SIL
1 normally closed
Emergency Stop
standard
PL d
1)
SIL 2
2 normally closed
Emergency stop higher
requirements
PL e
SIL 3
2 normally closed time
monitored
Emergency Stop
monitored
PL e
SIL 3
1)
Fault exclusions and boundary conditions acc. EN 13849-2 must be observed!
Door monitoring
Switch type
Comment
Classification
category
Classification SIL
2 normally closed
Door monitoring higher
requirements
PL e
SIL 3
2 normally closed
time monitored
Door monitoring monitored
PL e
SIL 3
1 normally open + 1
normally closed
Door monitoring higher
requirements
PL e
SIL 3
1 normally open + 1
normally closed time
monitored
Door monitoring monitored
SIL 3
2 normally open + 2
normally closed
Door monitoring higher
requirements
PL e
SIL 3
2 normally open + 2
normally closed time
monitored
Door monitoring monitored
PL e
SIL 3
3 normally closed
Door monitoring higher
requirements
PL e
SIL 3
3 normally closed
time monitored
Door monitoring monitored
PL e
SIL 3

BBH SMX Series Specifications

General

Brand	BBH
Model	SMX Series
Category	Controller
Language	English