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DOK-CONTRL-S20*PSDI*8*-AP02-EN-P
IndraControl S20 Module With Safe Digital Inputs S20-PSDI-8/4
7
Duration of a safety demand
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The duration of a safety demand must be greater than the processing time of the
corresponding input t
: see
IN
demand" on page
34.
If the safety module detects a safety demand (safe "0") after the processing time
of input t
has elapsed, this time is extended by the module until the safety de-
IN
mand has been transmitted to the safe controller.
WARNING
If the duration of the safety demand is too short, this can result in the loss of the
safety function.
•
Observe the behavior of the controller when processing the safe inputs.
•
In addition to the processing time of input t
PROFIsafe behavior (e.g., watchdog time, duration of demand, processing
time of the safe controller).
Bosch Rexroth AG
Duration of a safety demand
"Processing time of input t
Loss of safety function
, observe the system-specific
IN
35/102
in the event of a safety
IN
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