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Dwyer Instruments

Diaphragm Pressure Switch

product price: $488.99
/ea
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Key Features

  • Features Explosion-proof and weatherproof housing provides device protection for outdoor use or harsh environment operation; External switch set point adjustment reduces set-up time
  • Process Connection 1/4" female NPT.
  • Wetted Materials Nylon reinforced Buna-N and steel. PTFE and 316 SS optional.
  • Electrical Connections Screw terminal.
  • Temperature Limits -30 to 150°F (-35 to 66°C).
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Product Information

Details

Item Pressure Switch
Features Explosion-proof and weatherproof housing provides device protection for outdoor use or harsh environment operation; External switch set point adjustment reduces set-up time
Process Connection 1/4" female NPT.
Wetted Materials Nylon reinforced Buna-N and steel. PTFE and 316 SS optional.
Electrical Connections Screw terminal.
Temperature Limits -30 to 150°F (-35 to 66°C).
Mounting Orientation Vertical for mercury switch models, any position for snap switch models.
Switch Type SPDT mercury switch or SPDT snap switch. Other switch types available.
Agency Approvals FM, UL. For FM consult factory.
Enclosure Rating General purpose. Weatherproof and explosion-proof optional.
Conduit Connection 7/8" (22.23 mm) hole for 1/2" (12.7 mm) conduit hub.
Electrical Rating Mercury switch: 4 A @ 120 VAC/DC, 2 A @ 240 VAC/DC. Snap switch: 15 A @ 120 VAC, 8 A @ 240 VAC, 0.5 A @ 120 VDC, 0.25 A @ 240 VDC.
Set Point Adjustment External screw.

Description

Diaphragm operated pressure switch, range 10-125 psig (.69-8.6 bar), SPDT mercury switch, low deadband 2 psig (0.14 bar), high deadband 6 psig (0.41 bar), max. pressure 160 psig (11.0 bar).

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