Flow switch

  • Heat flow switch
  • Heat flow switch
  • Heat flow switch
Heat flow switchHeat flow switchHeat flow switch

Heat flow switch

  • Reliable and stable
  • Signal accurately
  • Size small
  • Widely used
  • Product description: RST - 200 series thermal flow switch adopted widely used in aerospace and automobile precision electronic components, reliable stability, the circuit design, make the traffic signal is more accurate a
  • INQUIRY

I.Product introduction

RST - 200 series thermal flow switch adopted widely used in aerospace and automobile precision electronic components, reliable stability, the circuit design, make the traffic signal is more accurate and stable, has been widely used in steel, metallurgy, pharmacy, chemical industry, heat flow switch is designed on the basis of the principle of heat exchange, probe the built-in heating module as well as the thermal module, heating module of heat dissipation and the flow velocity is closely related to the body, there is no medium flow, if the pipe thermal circuit the received signal is a fixed value; When the fluid medium flows through the probe, the signal received by the thermal sensor circuit changes with the velocity change of the medium. The thermal sensor circuit converts the temperature difference signal of the heating module and the thermal sensor module into electrical signal, which is then converted by the processor into PNP/NPN/ relay signal output. It can be used in gas and hydraulic system, circulating water, cutting fluid and lubricating oil cut-off monitoring, and idling protection of pump.

II.Product features


LED clear indication flow state all stainless steel integrated structure overall size compact, high reliability integrated circuit design no moving parts, maintenance free installation convenient one model is applicable to a variety of pipe diameter requirements switch volume adjustable almost no pressure loss overall IP67 protection class

III.Technical parameters


Measuring medium range

Water: 3~300cm/s,

Length of power sensor:

15mm (customizable)

Gas: 200 ~ 3000 cm/s

Consumption current:

<40mA

Oil: 3 ~ 300 cm/s

Setting mode:

potentiometer setting

Switching precision:

±1~±10cm/s

Response time:

2(2~10)s

Preheating time:

3 minutes after starting up

Load: Current:

250mA, relay :30VDC/5A

Working pressure:

100Bar

Output protection:

reverse/overload/short circuit

Medium temperature:

-20℃~80℃

Protection level:

IP67

Process connector:

G1/2G1/4 external thread

Connection mode:

Connector (1 meter cable)

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CONTACT US

Contact: Andy.Zhang

Phone: 86+18816633390

Tel: 86+0532-86888236

Email: qdrstsuto@qdrstauto.com

Add: No.7, Siliu Middle Road , Licang District, Qingdao City, Shandong Province, China

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