IFS01BF-1, Brass Mechanical Liquid Flow Switch, NEMA 1, (4) Flexible Paddles, 1″ MNPT

Description

Taco IFS01BF-1 is a robust, industrial-grade mechanical liquid flow switch, designed for turning On or Off a wide range of electrically-operated equipment (pumps, alarms, burners, etc.). Includes a set of (4) flexible paddles for use with various diameter pipes (sizes 1″ through 8″). Integral screw for adjusting flow sensitivity. NEMA 1 enclosure for indoor use only. Standard 1″ male NPT threaded connection.

Cross-References:

• McDonnell & Miller: FS4-3, FS-251
• Hydrolevel: FS200

Features:

• Flexible paddles (1″, 2″, 3″ & 6″ – incl.)
• EPDM seal instead of mechanical bellows for longer life
• Starts or stops electrical equipment, such as pumps, alarms, motors, burners, and metering devices, when water flow is detected in a system
• Horizontal or vertical mounting
• Suitable for pipe sizes from 1″ to 8″
• Adjustable flow senstitivity via internal screw
• UL, CSA, & CE (IFS01 & IFS02) Approved

Technical Specifications:

• Electrical Specs: SPDT (Relay Type), NEMA 1 Enclosure
• Application: 1″ – 8″ pipe sizes
• Flow Rates: Refer to image specs for minimum and maximum rates for 1″ – 8″ pipe sizes
• Connection: 1″ NPT (Brass)
• Conduit Entrance: 2 openings for 1/2″ conduit
• Pilot Duty Rating: 125 VA @ 120/240 VAC
• Switch Rating: 3.8 FLA, 22.8 LRA @ 120 VAC; 2.9 FLA, 17.4 LRA @ 240 VAC
• Max Pressure: 250 psi
• Max Water Temperature: 250°F
• Control Contacts: 15 Amps @ 125/250 VAC; .5 Amps @ 125 VDC; .25 Amps @ 250 VDC
• Motor Ratings: 1/8 HP @ 120 VAC, 1/4 Hp @ 240 VAC;
• Max Ambient Temperature: 176°F

Warranty:
3-year warranty from the date of installation; 3 years and 6 months from the date of manufacture