FS-200-W Paddle-Type Flow Switches

Series FS-200-W Paddle-Type Flow Switches are used in commercial and industrial applications to accurately monitor the flow of liquid in pipelines servicing water systems, heating systems, air conditioning and processing installations for industrial and commercial applications. The flow switches are designed to act as automatic control or safety devices for liquid flow. The FS-200-W’s enclosure is NEMA 1 for general purposes. Maximum Pressure: 160psi (11 bar).

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 Features

  • Single pole double throw switch operates signal devices, motors, alarms, metering devices, and heating units
  • Flow switches are designed to act as automatic control or safety devices for liquid flow
  • Size 1 in. (25mm) NPT pipe connection for pipes 1 in. – 6 in. (25 – 150mm)
  • Used to accurately monitor flow in pipelines servicing water systems, heating systems, air conditioning, and processing installations in industrial and commercial applications

Specification

  • Enclosure:    FS-200-W: NEMA 1 – General Purpose
  • FS-204-W: NEMA 4 – Wet Locations
  • Control Chassis Material: FS-200-W: 13 gauge galvanized steel
  • FS-204-W: Anodized cast aluminum
  • Control Cover Material:     FS-200-W: 16 gauge powder
  • coated steel
  • FS-204-W: Powder coated cast aluminum
  • Contacts:      SPDT switch 7.4 FLA, 44.4 LRA @120VAC Motor Duty
  • Pilot Duty Rating:       125VA@120/240VAC
  • Usage:   1″ to 6″ pipe sizes (see Flow Chart)

 

FLOW SPECIFICATIONS

Pipe Size
1″ 11⁄4“ 11⁄2“ 2″ 21⁄2“ 3″ 4″ 5″ 6″
Minimum

ADJUSTMENT

 FLOW INCREASES 4.5 8.1 11.8 16.5 25 33 51 85* 120*
FLOW DECREASES 2.2 6.8 7.6 9.3 19 22 38 75* 100*
Maximum

ADJUSTMENT

 FLOW INCREASES 14.8 22.1 25.7 32.3 75 90* 110* 170* 240*
FLOW DECREASES 13.8 20.1 23.7 30.5 72 85* 100* 155* 220*

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