Dwyer Instruments 45 IN. W.C. 10PSI Pressure Switch 1910-0

Dwyer Instruments 1910-0 Differential Pressure Switch

The Dwyer Instruments 1910-0 is a compact and reliable differential pressure switch designed for monitoring air and non-combustible gases. Its advanced design and precision construction make it suitable for a variety of applications, including HVAC systems, fluidics, refrigeration, ovens, and dryers.

Key Features

• Pressure Range: 0.15 to 0.5 inches of water column (w.c.), allowing for precise monitoring of low differential pressures.
• Service Compatibility: Suitable for air and non-combustible, compatible gases, ensuring versatility across different systems.
• Temperature Limits: Operates effectively within a temperature range of -30 to 180°F (-34 to 82.2°C), accommodating various environmental conditions.
• Pressure Limits: Continuous pressure limit of 45 inches w.c. (11.2 kPa) and a surge pressure limit of 10 psig (68.95 kPa), providing durability under varying pressure conditions.
• Switch Type: Single-pole double-throw (SPDT) switch, offering flexibility in control applications.
• Repeatability: ±3% over the full range, ensuring consistent performance and reliability.
• Electrical Rating: Rated at 15 A for 120-480 VAC, 60 Hz resistive loads; 1/8 HP at 125 VAC; and 1/4 HP at 250 VAC, 60 Hz. For high cycle rates, derate to 10 A.
• Electrical Connections: Equipped with three screw-type terminals: common, normally open, and normally closed, facilitating straightforward wiring.
• Process Connections: Features a 1/8-inch female NPT connection, ensuring compatibility with standard piping systems.
• Mounting Orientation: Designed for vertical diaphragm installation; consult the factory for other orientation options.
• Set Point Adjustment: Adjustable via a screw located inside the conduit enclosure, allowing for secure and tamper-resistant calibration.
• Weight: Weighs 1 lb 4.5 oz (581 g), contributing to its compact and manageable design.
• Compliance: Meets CE, CSA, FM, and UL standards, ensuring adherence to industry safety and performance regulations.

The Dwyer 1910-0 Differential Pressure Switch is engineered to deliver precise and reliable performance in monitoring low differential pressures, making it an ideal choice for various industrial and commercial applications.