Product Description
This Dwyer Diaphragm Operated Pressure Switch, model AP-153-39, is designed for instrument air and other low pressure applications. It offers reliable operation with a visible set point and convenient external adjustment. Ideal for air, non-corrosive gas, or liquid service compatible with wetted parts, this compact switch can be used in weatherproof and explosion-proof housings.
- Explosion-proof and weatherproof housing ensures durable outdoor or harsh environment usage.
- External switch set point adjustment for quick setup.
- Available in multiple switch types, including SPDT mercury and SPDT snap switch.
Product Highlights
This pressure switch is suitable for low pressure applications, providing reliable operation with its diaphragm design. The Series AP switches are compact and versatile, making them a top choice for professionals handling HVAC controls and maintenance.
Product Information
Standard Information
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Brand: Dwyer
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MPN: AP-153-39
Technical Specifications
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Temperature Limits: -30 to 150 degrees Fahrenheit
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Pressure Limit: Refer to catalog page for details
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Enclosure Rating: General purpose, Weatherproof and explosion-proof optional
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Electrical Rating: Mercury switch: 4 A at 120 VAC/DC, 2 A at 240 VAC/DC
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Conduit Connection: 0.875 inches hole for 0.5 inches conduit hub
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Process Connection: 0.25 inches female NPT
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Mounting Orientation: Vertical for mercury switch models, any position for snap switch models
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Agency Approvals: FM, UL approved
