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Unaffected by wind or atmospheric pressure
The Normally Open (NO) configuration means that the circuit is open in its default state and closes when the coil is energized
1AO FIELDBUS: USS/ MODBUS RTU WITH INBUILT BOP PROTECTION: IP20/ UL OPEN TYPE SIZE:FSAB 68x142x128(WXHXD)
allowing you to get audible notifications throughout your home
Specification:
Intercall FJB2 Fused Junction Board Power Supply Unit Unaffected by wind or atmosphericThe FJB2 provides four spur outputs from the network spine with each output incorporating a over current voltage and reverse polarity protection device. A front panel mounted red green LED indicates the condition of the internal fuses and continuously monitors the network data signals. Individual fuse failure LEDs are mounted on the reverse of the unit and in the event of a cable fault on one of the outputs the spur will be isolated without disabling
