The 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 addressable control equipment.
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Output for resetting a remote detector
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Four input states - 'normal', 'fault', 'pre-alarm' and 'alarm'
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Two visible LEDs
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Loop-powered
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Selectable alarm delay for monitoring flow switches