24
EN
Positive to remove - Normally closed to a positive
Negative to remove - Normally closed to a negative
ON
ON
SW-3
SW-2
IN SIR
+V
hi
(3÷15Vcc)
IN SIR
+V
hi
(3÷15Vcc)
Rest state: IN SIR input in logic state “1” (contact closed
at voltage higher than the minimum voltage of logic state
“1”)
Alarmed state: IN SIR input with open contact
ON
ON
SW-3
SW-2
IN SIR
GND
IN SIR
GND
Rest state: IN SIR input in logic state “0” (open contact at
voltage lower than the maximum voltage of logic state “0”)
Rest state: IN SIR input with closed contact
