Cross Circuit Monitoring Switched Off, External Supply; Figure 6-8 Two-Channel Antivalent Assignment Of The Inputs, External Supply - Leuze electronic MSI 200 Series User Manual

Sensor
Sensor supply
Attainable safety integrity
Configuration
Input xx channel 1/channel 2
Cross circuit monitoring
Leuze electronic
6.4.2

Cross circuit monitoring switched off, external supply

S1
I0
I1
S2
+24 V
Figure 6-8 Two-channel antivalent assignment of the inputs, external supply
Key dates
Two-channel antivalent
External (24 V, note potential reference)
SIL 3/SILCL 3/Cat. 3/PL d
WARNING: Loss of the safety function
An accumulation of errors can lead to the loss of the safety function.
Test the safety function at appropriate time intervals to detect errors in good time.
•
Example configuration
Configured as
No
Legend:
S1, S2
I0, I1
+24 V
MSI 100/200
Wiring examples
Switching elements
Inputs
Supplied by external 24 V (note
potential reference)
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