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Dwyer Instruments H2S-3, Duotect dual-action explosion-proof pressure switch, 100-1000 psig (6.89-68.9 bar) low range, 150-1500 psig (10.3-103 bar) high range

  • :Dwyer Instruments
  • :H2S-3
  • :$807.69
  • :Calculated at checkout
  • :Usually ships in 1 to 2 business weeks
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Product Description
Dwyer Instruments H2S-3, Duotect&re° dual-action explosion-proof pressure switch, 100-1000 psig (6.89-68.9 bar) low range, 150-1500 psig (10.3-103 bar) high range
Duotect_ dual-action explosion-proof pressure switch, 100-1000 psig (6.89-68.9 bar) low range, 150-1500 psig (10.3-103 bar) high range
Explosion-proof and Weatherproof Housing

Item Specifications

  • Wetted Materials: 316 SS chamber with FEP diaphragm and Buna-N O-ring standard. Fluoroelastomer or EPDM O-ring optional.
  • Temperature Limit: 275°F (-135°C). CSA approved: -20to 90°C (-4 to 184°F).
  • Pressure Limit: 1500 psig (103 bar).
  • Enclosure Rating: UL listed explosion-proof, Class I, Groups B, C, and D. Class II Groups E, F, and G. Meets NEMA 4X (IP66). CSA optional. Class I, Groups B, C & D. Class II, Groups E, F, & G -20°C Tamb 75°C T6 [optional -20°C Tamb 40°C T5] Type 4.
  • Switch Type: Two SPDT snap switches.
  • Electrical Rating: 5 A @ 125/250 VAC A res., 3 A ind. @ 30 VDC. Gold contacts or 10 A switch optional.
  • Electrical Connections: 18 AWG, 18 (460 mm) long.
  • Conduit Connection: 3/4 female NPT.
  • Process Connection: 1/4 female NPT.
  • Mounting Orientation: Any position.
  • Set Point Adjustment: Internal nut.
  • Weight: 2 lb (.9 kg).
  • Deadband: Approximately 10% of range.
  • Agency Approvals: CE, CSA, UL.
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