Explosion-proof Differential Pressure Switches Meet Global Standards

Mid-West Instrument announced their line of 220/240 explosion-proof, differential indicating switches. The 220/240 differential indicating switches are CSA-, UL- and ATEX-certified. As a condition of continuing certification, Mid-West Instrument is subject to un-announced audits by all certifying bodies. This applies to the entire assembly as mandated by the applicable hazardous locations standards.

Benefits of the 220/240 indicating switches include:

• Its compact, lightweight aluminum design (or 316/316L)
• Its weather-resistant, 4 1/2-inch gauge front
• It is CSA certified and UL listed: class I
• It has Division I Groups B, C and D classification
• Its 1/2-inch FNPT Cable or conduit entry
• Its five-year warranty
• Its model 220-piston style
• It offers working pressure to 4,000 PSI (275 bar)
• It features ranges from 0-5 PSID to 0-100 PSID (0-0.35 bar to 0-7.0 bar)
• Its model 240-diaphragm style
• It has total separation between high and low side
• It offers 1,500 PSI (103 bar) working pressure
• It features ranges from 0-20”H20 to 0-100 PSID (0-50 mbar to 0-7bar)