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Differential Pressure Gauges


The Ashcroft® Type 5503 differential pressure gauge is available with ranges from 16 I.W.D. to 400 psi with optional static pressure to 3625 psi. Optional wetted parts includes Hastelloy C & Monel. Typical applications include use with liquified gas for nitrogen, helium, argon and carbon...


The Ashcroft® Type 5509 differential pressure gauge comes standard with 316SS wetted parts. This rugged gauge features an external zero adjust feature standard. Static pressure up to 360 psi.


Our Class 1, Div. 2 enclosures found throughout this catalog are popular for hazardous environments where explosive gases or vapors may be present. Our Class 1, Div. 1 Explosion-proof line, expands on that protection. The heavy-duty enclosures are designed to seal the electronics from...

Series 2000

Select the Dwyer® Magnehelic® gage for high accuracy — guaranteed within 2% of full scale — and for the wide choice of 81 models available to suit your needs precisely. Using Dwyer's simple, frictionless Magnehelic® gage movement, it quickly indicates low air or non-corrosive gas pressures —...

Series A3000

Photohelic® Switch/Gages function as versatile, highly repeatable pressure switches combined with a precise pressure gage employing the time-proven Magnehelic ® gage design. The Photohelic® gage measures and controls positive, negative or differential pressures of air and compatible gases....

Series DM 2000

The Dwyer Series DM-2000 Differential Pressure Transmitter senses the pressure of air and compatible gases and sends a standard 4-20 mA output signal. The DM-2000 housing is specifically designed to mount in the same diameter cutout as a standard Magnehelic ® gage. A wide range of models are...


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