Cookies on the OMEGA websites
We use cookies on this website, these cookies are essential for the website to work correctly.If you continue without changing your settings, we'll assume that you are happy to receive all cookies on this website.To find out more information about these cookies please click here.
CLOSE
Basket  |  Contact  |  Help  | 
Free Phone0800 488 488
International+44(0) 161 777 6611

Your One-Stop Source for Process Measurement & Control!

Industrial Strength In-Line Plastic Flow Switches

FSW-140 Series

in-line plastic flow switch | FSW-140 Series

in-line plastic flow switch

£40.00 FSW-143-QD

RoHS
  • Pre-set Switch Points, 265 ml to 7.6 litres per minute
  • 3/8 NPT Male or ¼" Quick Disconnect Process Connections
  • Chemical Resistant Polypropylene
  • For Low Viscosity Liquids
Variable Area Flowmeters, Rotameters & Switches - View related products

Description

The FSW-140 Series rugged inline flow switches offer superior performance. Their fixed set-point and simple design make it a dependable switch. This series is an ideal choice for coolant applications requiring reliable flow detection in HVAC, semiconductor, welding, medical and other industries. The ¼" quick disconnect units have a host of snap-on mating adaptors available to fit most piping requirements.

Specifications
Wetted Materials:
    Housing: Glass reinforced polypropylene
    Piston: PPS composite
    Spring: 316 stainless steel
    O-Ring: Fluorocarbon
Operating Pressure:
    8.6 bar (125 psi) @ 21°C (70°F)
    3.4 bar (50 psi) @ 100°C (212°F)
Operating Temperature: -18 to 100°C (0 to 212°F)
Set Point Accuracy: 20% of set point
Set Point Differential: 20% maximum
Switch: SPST, 10VA, normally open at no flow
Electrical Termination: 610 mm (24") polymeric leads, 22 AWG
Filtration: 100 micron

Specifications
Thermoplastic Quick Couplings
Working Pressure: Vacuum to 120 psi (8.3 bar)
Operating Temperature: -40 to 82°C (-40 to 180°F) continuous
Materials:
    Bodies and Valves: Acetal
    I nternal Spring: 316 Stainless Steel E xternal Springs, Pin, Latch:
    Stainless Steel Seals: Buna, others available
    Color: Natural white, others available
Tubing Sizes: ¼ thru 3/8" ID, ¼ and 3/8" OD 6 x 4 mm thru 12 x 8 mm (OD x ID)
Place Order(Specify Model Number)
Part Number/Desc.
Availability
Price
Description
Qty
RoHS
Plastic Flow Switch with 3/8" NPT Male Threads
FSW-141
Star
Availability: 5 weeks  
£40.00   
Set point = 265 ml/m 3/8 NPT
RoHS compliancy undetermined
FSW-142
Star
Availability: 9 weeks  
£40.00   
Set point = 568 ml/m 3/8 NPT
RoHS compliancy undetermined
FSW-143
Star
Availability: 9 weeks  
£40.00   
Set point = 945 ml/m 3/8 NPT
RoHS compliancy undetermined
FSW-144
Star
Availability: 9 weeks  
£40.00   
Set point = 1.9 l/m 3/8 NPT
RoHS compliancy undetermined
FSW-145
Star
Availability: 1 week  
£40.00   
Set point = 3.8 l/m 3/8 NPT
RoHS compliancy undetermined
FSW-146
Star
Availability: 9 weeks  
£40.00   
Set point = 5.7 l/m 3/8 NPT
RoHS compliancy undetermined
FSW-147
Star
Availability: 9 weeks  
£40.00   
Set point = 7.6 l/m 3/8 NPT
RoHS compliancy undetermined
Quick Disconnect Pastic Flow Switch (see couplings below)
FSW-141-QD
Star
Availability: 9 weeks  
£40.00   
Set point = 265 ml/m quick disconnect
RoHS compliancy undetermined
FSW-142-QD
Star
Availability: 9 weeks  
£40.00   
Set point = 568 ml/m quick disconnect
RoHS compliancy undetermined
FSW-143-QD
Star
Availability: 9 weeks  
£40.00   
Set point = 945 ml/m quick disconnect
RoHS compliancy undetermined
FSW-144-QD
Star
Availability: 1 week  
£40.00   
Set point = 1.9 l/m quick disconnect
RoHS compliancy undetermined
FSW-145-QD
Star
Availability: 9 weeks  
£40.00   
Set point = 3.8 l/m quick disconnect
RoHS compliancy undetermined
FSW-146-QD
Star
Availability: 1 week  
£40.00   
Set point = 5.7 l/m quick disconnect
RoHS compliancy undetermined
FSW-147-QD
Star
Availability: 1 week  
£40.00   
Set point = 7.6 l/m quick disconnect
RoHS compliancy undetermined
Quick Release Couplings
FT-PLCD100-04BS
Star
Availability: 1 week  
£10.00   
1/4" Coupling with flow shut-off and 1/4" BSPT Male Thread
RoHS compliant
FT-PLCD100-06BS
Star
Availability: 1 week  
£8.00   
1/4" Coupling with flow shut-off and 3/8" BSPT Male Thread
RoHS compliant
FT-PLCD170-04
Star
Availability: 1 week  
£8.00   
1/4" Coupling with flow shut-off and 1/4" hose barb
RoHS compliant
All amounts shown in EUR, GBP, or USD
Note: Quick release fittings sold separately, see table above.

Comes complete with operator’s manual.