Digital modules
8.3 SM 326; DI 24 x DC 24V
Fail-safe signal modules
Installation and Operating Manual, 01/2010, A5E00085586-10
93
WARNING
To achieve SIL3/Cat.4/PLe using this wiring, you must use a suitably qualified sensor.
Assignable parameters for application 5
Table 8- 6 Parameters for application 5 of SM 326; DI 24 x DC 24V
Parameters Range of values in safety mode Type Effective range
"Parameters" tab
Mode of operation Safety mode Static Module
F parameter:
F monitoring time 10 ms to 10000 ms Static Module
Module parameters:
Diagnostic interrupt Activated/deactivated Static Module
Module parameters for a power supply group:
Internal sensor supply
of the module
Activated/deactivated Static Power supply group
Short-circuit test activated/deactivated * (only if "Sensor
Supply via Module" is activated)
Static Power supply group
For single channels or channel pairs:
activated activated/deactivated Static Channel pair
Evaluation of the
sensors
1oo2 evaluation Static Channel pair
Type of sensor
interconnection
Two-channel, equivalent
Two-channel, nonequivalent
Single-channel
Static Channel pair
Discrepancy behavior (only two-channel)
"Provide last valid value"
Provide 0 value
Static Channel pair
Discrepancy time 10 ms to 30000 ms (only for two-
channel)
Static Channel pair
* Vs does not clock, if the short-circuit test is deactivated.
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