Dwyer Series MDS Miniature Pressure Switch

Part Number: Series MDS Category:

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The Series MDS Miniature Pressure Switch is designed with a double diaphragm to protect false actuation due to shock and vibration. This low cost pressure switch has a minimum 20 million cycle life expectancy, and an extremely fast response time, making this an ideal device for OEM orders.

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Product Applications

  • Air proving
  • Ventilation flow
  • Exhaust ducts
  • Cleaning and purification
  • Heavy equipment and machinery
  • Pressure monitoring

Switch Type : SPST normally open.

Switching Media : Air or compatible fluids on “high” side.

Pressure Limits : Set point <3.0 in. H2O: 8 psi; Set point >3.0 in. H2O: 15 psi.

Current Rating : Gold contact switch providing maximum 40 mA resistive load allowing for life in excess of 20 million cycles.

Temperature Limits : 40° to 150°F (4° to 66°C).

Electrical Connections : Brass tab-type for use with quick disconnections.

Pressure Connections : Two barbed ports for use with 1/8″-3/16″ ID tubing.

Housing : Polycarbonate.

Diaphragm Material : Polyurethane.

Operating Voltage : AD/DC – 30 V or less with resistive load.

Weight : Less than 0.353 oz (10 grams).

  • Low cost, long service life and fast response time is suitable for a wide range of OEM uses
  • Lightweight but shock and vibration resistant for tough applications
  • Gold contacts help ensure a clean connection without dirt or oxidation

Product Literature

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