Safety engineering
Device modules
Safe inputs
1
34
EDS94AYAE EN 6.0
A
B
C
D
SSP94SM358_1
Fig. 1−6 Contact function test − error−free input signals
A
B
C
D
AIE
SSP94SM358_2
Fig. 1−7 Contact function test − faulty input signals
A, B Safe input, channel A and channel B
C Internal valuation of the safe input
D Discrepancy monitoring
AIE Fault acknowledgement
Discrepancy monitoring active
Discrepancy monitoring − time−out
Fault acknowledgement impermissible
Fault acknowledgement permissible
To Next Page
Loading...
