Product Description

Designed for industrial applications, the Dwyer 1831-1-RA-S Low Differential Pressure Switch ensures precise pressure monitoring without the need for external power. This manual reset DPDT switch offers robust performance with high repeatability and reliability.

• Dual SPDT switch configuration allows simultaneous contact activation.
• Manual reset feature for enhanced control and safety.
• No external power required for operation, reducing installation costs.

Product Highlights

This switch is ideal for high duct static cutout applications and is particularly effective in HVAC systems. It manages airflow, detects filter clogging, and controls the pressure in pneumatic systems.

Product Information

Standard Information

• Service: Air and non-combustible, compatible gases.
• Temperature Limits: -30 to 180 degrees Fahrenheit.

Technical Specifications

• Pressure Limits: 10 psig continuous, 25 psig surge.
• Electrical Rating: 4A @ 125/250 VAC.
• Mounting Orientation: Diaphragm in vertical position, modifications available on consultation.
• Set Point Adjustment: Accessible internal screw.
• Process Connections: 1/8 inch female NPT.
• Weight: 1 lb 2 oz.