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Quick Details

  • Place of Origin: Shanghai, China (Mainland)
  • Brand Name: FENSHEN
  • Model Number: FSF series
  • Media Type: caustic liquid
  • Operating Temperature: -25~120 degree centigrade
  • Flow Rate: 1-90.8m3/h
  • Name: water flow switch

Packaging & Delivery

Packaging Details water flow switch stainless steel connector 1/2''-14NPT 3/4''-14NPT 1''-11'1/2''NPT professional
Packing with cartons, 30PC./carton or wooden box
Delivery Time 3~10 working days

Specifications

Water Flow switch :
Ambient temperature: -20~50 .C
Liquid temperature: -25~120 .C
Max. liquid pressure: 1.35 MPa

Water Flow switch

FSF series flow switches are used in measuring and controlling the flow of the liquid in the pipe, such as water, alcohol, etc.,as well as in the places where it needs chain effect or cutout protection.
FSF series flow switches have SPDT switch, full-sealing structure as its shell, and stainless steel as its inside components, which can assure its use in any conditions.
FSF-A series flow switches are used for caustic fluid liquid,the materials of FSF-A in contact with th medium is stainless steel.
Approvals: DnV,Det norske Veritas(Norway),CQC(China),CE (Europe),

Technical data
Ambient temperature: -20~50 .C
Liquid temperature: -25~120 .C

Max. liquid pressure: 1.35 MPa
Electrical data

Voltage

Non-inductive current 

Inductive current 

Full load

Starting 

A.C.110V

10A

10A

60A

A.C.220V

8A

8A

48A

Type and data  

Model

Connection

crust

Medium

Materials in contact

 with the medium

FSF50P

1"-111/2NPT

Plastic case

Water

brass

FSF50P-2

1/2"-14NPT

Seal plastic case

FSF50P-3

3/4"-14NPT

FSF50P-1

1"-111/2NPT

FSF50P-2A

1/2"-14NPT

Caustic liquid

Stainless steel

FSF50P-3A

3/4"-14NPT

FSF50P-1A

1"-111/2NPT

Required to actuate switch (m3/h) 

Line pipe size(in.)

1

1-1/4

1-1/2

2

2-1/2

3

4

5

6

8

Min.

flow

Flow increase

R to B closes

1.0

1.3

1.7

3.1

4.1

6.2

8.4

12.9

16.8

46.6

Flow decrease

R to Y closes

0.6

0.8

1.1

2.2

2.8

4.3

6.1

9.3

12.3

38.6

Max.

flow

Flow increase

R to B closes

2.0

3.0

4.4

6.6

7.8

12.0

18.4

26.8

32.7

94.2

Flow decrease

R to Y closes

1.9

2.8

4.1

6.1

7.3

11.4

17.3

25.2

30.7

90.8

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China (Mainland) | Manufacturer, Trading Company
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