FS20 Flow Switch is made of stainless steel housing, aluminum can be selected. Easy installation, is a mechanical flow switch, for liquid or gaseous media. Mechanical part and electronic part are completely isolated, suitable for small flow economy type.
- Minimal pressure loss, good repeatability and stain resistance
- With a switch setting scale, users do not need to set in the field.
- Dual-use for vapor and liquid , can be used for water-cooling system and hydraulic system
- LED display switch status, dual switch output selected
Measuring Medium | Water,Gas,Oil |
Accuracy | ±0.5%F.S |
Hysteresis | Depending on switching point, minimum 0.6L/Min |
Switch setting | Calibrated in the medium water, temperature 20ºC, the horizontal installation status. (Note:The installation location, medium and temperature changes may affect the switch value slightly) |
LED display | DC power supply LED display switch status, AC no LED display |
Output Signal | Reed switch |
Contact Capacity | 24VDC/250VAC,100mA |
Max Withstand Voltage | 50bar (aluminum), 100bar(stainless steel) |
Average pressure loss | 0.3bar( at 25L/min) |
Ingress Protection | IP65 |
Medium Temperature | 90ºC |
Electrical Connection | M12 |



.Case: stainless steel or aluminum
.Piston: POM
.Spring: stainless steel
.Seal: NBR

Reed switch Normally open | SPST output | |
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A: We are manufacturer which focuses on sensor for 10 years.
2. Q: What's your quality control system?
A: MC, ISO9001, CE Certificated.
3. Q: What is the warranty of your products?
A: Our warranty time is 18 months after shipment.
A: We could accept T/T, Paypal, WU.