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Product 3D Image Get couponsThe Piston Flow Switch contains a precision spring supported magnetic piston that pushes the piston backward, which triggers an external microswitch or reed switch.
All-metal internal construction
-Optionally available with a pointer type flow switch
-High reliability and repeatability of the switch.
-Complete isolation of mechanical and electronic parts
-High voltage resistance
-Normally open output
Test medium: liquid
Repeatability:≤±3% range
Pressure resistance: 200bar (stainless steel type)
100bar (brass type)
Output mode: normally open
Switch capacity: 24VAC /110VDC,1.5A
Ambient temperature:-20...70℃.
Material: Electronic shell part: engineering plastic
Switch housing: stainless steel/brass nickel plated
The pointer displays the material PC
Spring: stainless steel
Protection grade: IP65
Outline: M12*1
Hersman type
hydraulic pressure
lubrication
circulatory system
The location of installation affects the switch value
SN21 | - | 008 | G | D | 1 | A | A | specification | |||||
SN21 | - | SN21 series pointer piston type flow switch | |||||||||||
008 | Interface thread G1/4 | ||||||||||||
010 | Interface thread G3/8 | ||||||||||||
015 | Interface thread G1/2 | ||||||||||||
020 | Interface thread G3/4 | ||||||||||||
025 | Interface thread G1 | ||||||||||||
G | internal thread | ||||||||||||
D | DC DC24V±20% power supply | ||||||||||||
J | AC AC230V ± 15% power supply | ||||||||||||
1 | Brass nickel plated housing | ||||||||||||
2 | stainless steel housing | ||||||||||||
A | Setting range: 0.4--4L/min | ||||||||||||
B | Setting range: 1--12L/min | ||||||||||||
C | Setting range: 5--40L/min | ||||||||||||
D | Setting range: 6--60L/min | ||||||||||||
A | Connector type (standard with 2 meters of wire) |
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B | Straight out | ||||||||||||
C | Hirschmann | ||||||||||||
* Factory standard electrical accessories M12 connector type ZL02-PU02 * Customizable thread, H for external thread, G for internal thread * Please indicate medium flow direction, medium type, pipe diameter and expected set value when ordering. We can complete the setting for you at the factory * For gaseous media, please indicate pressure (gauge pressure/absolute pressure), temperature and type of media * For selection of electrical accessories and installation accessories, please refer to the appendix page on page - * The selection table is only available for parameter selection, and the corresponding code is delivered. |