Weidmuller UR20-4DI-4DO-PN-FSOE Manual page 74

7 Example applications | Example applications for safe I/O modules
Safety mat
Example application with safety mat
K1
K2
Example application safety door with guard control and zero-speed monitoring
74
UR20- * -FS *
Input
DI: N-switching
1
2
3
4
Emergency stop
UR20-4DI-4DO-PN-FS
*
*Zero-speed monitoring
u-remote IP20 modules for functional safety manual
DI: Test pulse enabled
1.1
1.2
1.3
1.4 DI: Test pulse enabled
DI: Test pulse enabled
2.1
2.2
2.3
2.4 DI: Test pulse enabled
3.1
3.2
3.3
3.4
4.1
K1
4.2
4.3
K2
4.4
3N
M
1484600000/04/06.2017