Apollo Marine DIN-Rail Switch Monitor Plus -55000-772MAR

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Product Code
55000-772MAR
SKU
OXO00268
Brand
APOLLO FIRE DETECTORS
In stock
Available
Condition
New

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Apollo Marine DIN-Rail Switch Monitor Plus -55000-772MAR The Marine DIN-Rail Switch Monitor Plus is designed to monitor the state of one or more single pole, volt free contacts connected on a single pair of cables and to report the status to Apollo compatible analogue control equipment. In addition, it incorporates additional circuitry to monitor flow switches and provide a time delay in so doing. It also contains circuitry which can be used to reset a beam detector. Operation The Marine DIN�Rail switch monitor provides four input states to the control equipment normal, fault, pre-alarm and alarm. The unit has a red LED to indicate an alarm and a yellow LED to indicate a fault condition. The Marine DIN�Rail switch monitor is loop-powered and operates at 17�28V DC with protocol voltage pulses of 5�9V. The unit is designed to accept a maximum line resistance of 50ohm. The end-of-line resistor required is 20k ohm.

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