The WFAR-TS T-tap water flow indicators shall be installed on a tee that has a 1 inch NPT branch include 1in.,11/4 in., 11/2 in. and 2in. as designated on the drawing and/or as specified herein. Water flow indicators shall mount on any clear pipe span of the appropriate normal size, either a horizontal or vertical pipe. The indicators shall have a sensitivity in the range of 4-10 gallons per minute and a static pressure rating up to 450psi for 1-2 (DN25 thru DN50) pipes. The indicator shall respond to water flow in the specified direction after a preset time delay that is field adjustable. The retard structure shall be a sealed mechanical pneumatic unit with visual time delay adjustment.
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Rating Pressure:
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Up to 450PSI (3.1MPa)
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Flow Sensitivity:
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4-10GPM (15.0-37.5L/min)
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Maximum Surge:
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18FPS (5.5m/s)
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Contact Ratings:
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Two sets of SPDT (Form C)
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10.1Amps at 125/250 VAC
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2.0Amps at 24 VDC
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Enclosure Rating:
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NEMA 4- suitable for indoor/outdoor use
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Conduit Entrances:
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Two opening for 1/2" conduit
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One open, one knock-out type
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Compatible Pipe:
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Fits 1”, 1-1/4”,1-1/2” and 2” ferrous and brass threaded tees
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Service Use:
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Automatic Sprinkler: NFPA-13
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One or Two Family Dwelling: NFPA-13D
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Residential Occupancies up to 4 stories: NFPA-13R
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National Fire Alarm Code: NFPA-72
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Warranty:
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3 Years
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