Client Protection
Dedicated Support
Genuine Products
Dwyer FS-2 | Paddle Flow Switch | 1" NPT
The Dwyer FS-2 vane-type flow switch proves flow in pipework, fitted with a 1" male NPT process connection and a cable gland with wire leads. Paddle length on the FS-2 is adjustable for 1 to 8" pipes.
- FS-2 SPDT snap switch rated 10 A res, 3 A ind @ 250 VAC
- Set point via four vane combinations and an adjustment screw on the FS-2
- Forged brass body, tin-bronze bellows and SS vane; FS-2 die-cast aluminium enclosure, NEMA 4 (IP64)
- FS-2 rated 145 psig (10 bar) and 230°F (110°C)
- Install the FS-2 vertically on horizontal pipe runs
- Specifications
- Features
- Downloads
| Part Number | FS-2 |
| Brand | Dwyer |
| Product Type | Paddle flow switch |
| Process Connection | 1" male NPT |
| Electrical Connection | Cable gland with attached wire leads or optional conduit connection |
| Pipe Size | 1 to 8" (adjustable paddles) |
| Switch Type | SPDT snap switch |
| Electrical Rating | 10 A res, 3 A ind @ 250 VAC |
| Set Point | Four vane combinations and an adjustment screw |
| Wetted Materials | Bellows tin-bronze; vane SS; body forged brass |
| Enclosure | Die-cast aluminum alloy, NEMA 4 (IP64) |
| Maximum Pressure | 145 psig (10 bar) |
| Maximum Temperature | 230°F (110°C) |
| Weight | 28.22 oz (0.8 kg) |
- A field changeable set point adjustment screw makes it simple to modify a flow switch.
- Field adjustable vane layers provide custom application set points.
- Weatherproof casing made of aluminium allows installation outside.
Related Products
FEMA SWL | Calorimetric Air Flow Monitors | SLF sensor + ASL unit, 2-60 s bypass
FEMA SWL | Calorimetric Air Flow Monitors | SLF sensor + ASL unit, 2-60 s bypass
FEMA SWW | Liquid Flow Monitoring System | SWF62/SWF62L sensor + ASW454 unit
FEMA SWW | Liquid Flow Monitoring System | SWF62/SWF62L sensor + ASW454 unit
FEMA KSL | Compact Air Flow Monitors | Potentiometer set point, LED status
FEMA KSL | Compact Air Flow Monitors | Potentiometer set point, LED status
FEMA S6040A1003 | Paddle Air Flow Monitor for Ducts | Air and non-aggressive gases
FEMA S6040A1003 | Paddle Air Flow Monitor for Ducts | Air and non-aggressive gases
FEMA S6065A | Paddle Flow Monitors for Liquids | Flow 100 tested, SPDT microswitch
FEMA S6065A | Paddle Flow Monitors for Liquids | Flow 100 tested, SPDT microswitch
FEMA KSW | Compact Liquid and Gas Flow Monitors | Up to 35% glycol, 1.4305 sensor
FEMA KSW | Compact Liquid and Gas Flow Monitors | Up to 35% glycol, 1.4305 sensor
CONCOA 5804001 | 580 Series Excess Flow Switch | 0.1-20 LPM, FFKM Seat, 3000 PSIG
CONCOA 5804001 | 580 Series Excess Flow Switch | 0.1-20 LPM, FFKM Seat, 3000 PSIG
CONCOA 5804004 | 580 Series Excess Flow Switch | 0.1-20 LPM, FKM Seat, 3000 PSIG
CONCOA 5804004 | 580 Series Excess Flow Switch | 0.1-20 LPM, FKM Seat, 3000 PSIG