Get your Special Pricing!

AP-153-33 | Diaphragm operated pressure switch | range 10" vac-50" w.c. (2.5-12.4 kPa) | SPDT mercury switch | low deadband 5" w.c. (1.2 kPa) | high deadband 6" w.c. (1.49 kPa) | max. pressure 15 psig (1.03 bar). | Dwyer Instruments

The photo is for representation purposes only and may not be a photo of product being purchased.

Search products similar to AP-153-33

Jump to: Documents Overview Specifications Reviews

Documents and manuals

Dwyer Instruments AP-153-33 Documents

Instruction Manual Series AP Catalog Page More Info

Overview

Details for AP-153-33

Dwyer Instruments AP-153-33 Mercury Switch The Dwyer Instruments AP-153-33 is a precision mercury switch designed to measure differential pressure. It features a -10/50" range and a SPDT (Single Pole Double Throw) operation, making it an ideal choice for industrial and commercial applications. This high-performance switch is constructed with a durable stainless steel body and internals, ensuring long-lasting operation. Its compact design allows for easy installation in tight spaces. The AP-153-33 provides accurate and reliable differential pressure readings, making it suitable for various applications, including: * HVAC systems * Air handling units * Fans and blowers * Fluid and gas flow monitoring * Process control Our HVAC supply store offers the best prices and fast shipping on the Dwyer Instruments AP-153-33 Mercury Switch. Shop now for all your industrial and maintenance needs!

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.