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Documents: AP-7021-153-33

Instruction Manual Series AP Catalog Page More Info

AP-7021-153-33 | Diaphragm operated pressure switch | range 10" vac-50" w.c. (2.5-12.4 kPa) | SPDT snap switch | low deadband 8" w.c. (2.0 kPa) | high deadband 10" w.c. (2.49 kPa) | max. pressure 15 psig (1.03 bar). | Dwyer

Diaphragm operated pressure switch, range 10" vac-50" w.c. (2.5-12.4 kPa), SPDT snap switch, low deadband 8" w.c. (2.0 kPa), high deadband 10" w.c. (2.49 kPa), max. pressure 15 psig (1.03 bar).

Brand: DwyerSKU: AP-7021-153-33

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Overview Details for AP-7021-153-33

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Series AP Diaphragm Operated Pressure Switch

Visible Setpoint Adjustment, Compact

Reliable and convenient, the Series AP Diaphragm Operated Pressure Switch isa compact switch for instrument air or other low pressure applications. Visible setpoint and external adjustment add convenience. Used on air, non-corrosive gas orliquid service compatible with wetted parts. Units are available in weather-proof andexplosion-proof housing.

Product Applications

Low pressure applications
Instrument air

Explosion-proof and weatherproof housing provides device protection for outdooruse or harsh environment operation
External switch set point adjustment reduces set-up time

Specifications

Series: AP Diaphragm Operated Pressure Switch
Category/Type: Pressure
Type: Single Pressure
Series: AP Diaphragm Operated Pressure Switch
Wetted Materials: Nylon reinforced Buna-N and steel. PTFE and 316 SS optional.
Temperature Limits: -30 to 150°F (-35 to 66°C).
Pressure Limit: See Catalog page.
Enclosure Rating: General purpose. Weatherproof and explosion-proof optional.
Switch Type: SPDT mercury switch or SPDT snap switch. Other switch types available.
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.
Electrical Connections: Screw terminal.
Conduit Connection: 7/8" (22.23 mm) hole for 1/2" (12.7 mm) conduit hub.
Process Connection: 1/4" female NPT.
Mounting Orientation: Vertical for mercury switch models; any position for snap switch models.
Set Point Adjustment: External screw.
Weight: General Purpose: 2 lb (0.9 kg).
Deadband: See Catalog page.
Agency Approvals: FM; UL. For FM consult factory.