System Sensor WFD20N Waterflow DetectorThe new WFDN Series waterflow detectors from System Sensor consists of a rugged, NEMA 4 rated enclosure that is more damage resistant than previous metal designs. The waterflow detector is designed for both indoor and outdoor use, with the widest available temperature range, from 32F to 150F. They are also approved for installation on the widest range of pipe schedules, sizes 2 in. through 4 in. are approved for installation on pipe schedules 7

and discreet LEDs that indicate In-Use and Fault status

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— 4098-9789 Sensor base with wired connections for 2098-9808 Remote LED alarm indicator or 4098-9822 Unsupervised Relay

Use for wall mount applications when replacing rectangular housing A/V (horizontal or vertical) on flush mounted

Core Function(s): Provides the required weatherproof wall-mount box for TrueAlert ES weatherproof red A/V appliances

These capabilities minimize both short- and long-term causes of nuisance alarms

It combines advanced optical smoke sensing with rate-of-rise heat and supervised CO monitoring to identify slow-smoldering and fast-flaming fires while supervising for carbon monoxide

and 4008 Series control panels with reduced feature set

including detectors and modules

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Unique snap-on

TrueAlert ES 59 Series weatherproof addressable appliances provide visible only and audible/visible notification for indoor and outdoor