FUNCTIONS
54
SH4 STANDARD MUTING
SH4-X-XXXX-SM-8-5 models
Figure 43: Override connection for SM-8-5 models
Necessary condition for override request to be accepted is: ESPE is in OFF state and at
least one muting sensor is intercepted.
When such condition is verified user interface visualizes “Override allowed” with both
red OSSD LEDs for the SH4-XX-XXXX-X models:
or with both red OSSD and blue 1C2 LEDs for the SH4-X-XXXX-X models:
Override allowed
Override allowed
OVERRIDE1
OVERRIDE2
24V dc
NO
NO
ESPE
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