Gold Member Since 2013
Audited Supplier
Xuzhou Ouke Instrument Co., Ltd.

Flow Switch, Thermal Flow Switch, Water Control Switch manufacturer / supplier in China, offering Thermal Flow Switch with LED Display (F21N), High Quality Self Feed Bit for Drilling Wood, Diamond Hole Saw for Drilling Marble and so on.

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Thermal Flow Switch with LED Display (F21N)

FOB Price: US $80 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $80/ Piece
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Production Capacity: 1000000
Transport Package: Carton
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: F21N
  • Wires: 5
  • Specification: CE
  • Principle: Heat Exchange
  • Trademark: ouke
  • Origin: China
Product Description
       F21N thermal flow switch uses a sophisticated electronic components has been widely used in the aerospace and automotive, reliable and stable circuit design, make more accurate and stable flow signal, has been widely used in iron and steel, metallurgy, pharmaceutical, chemical and other industries.         
A, digital displays
B, cone probe design
C, water-proof shell
D, anti-corrosion type optional
E, multi-diameter application
Wiring Diagram
Thermal Flow Switch with LED Display (F21N)

Thermal Flow Switch with LED Display (F21N)

Technical parameters
Technical parameters
Range water: 3..300 cm/s
Gas:   200..3000cm/s
Oil:   3..300cm/s
Switch Accuracy ±1..±10cm/s
Warm-up time Three minutes after boot
Working pressure 100bar
Medium temperature -20ºC..80ºC
Process connection M18*1.5 Internal Thread
G1/2,G1/4 External thread
Output signal PNP/NPN/Relays/4..20mA
Power supply 24VDC
Length 15mm,20mm,30mm,40mm,60mm
Display Seven-segment LED display
  Relay: 30VDC/5A
Load Current: 250mA
Response Time 2(2~10)s
Electrical Proection Reverse / overload / short circuit protection
Protection grade IP67
Material Probe: ANS 1316L
Body:  ANS1316L
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