Description
The Dwyer 1950-20-2F is a rugged and certified explosion-proof differential pressure switch from Dwyer’s Series 1950, designed for reliable pressure monitoring and control in hazardous and industrial environments. It delivers precise differential pressure detection and a durable switch output in a weather-resistant housing, making it ideal for demanding applications where safety and consistent performance are essential.
Key Features
- Differential pressure range 4–20 inches water column (W.C.) for moderate low-pressure applications.
- Explosion-proof and weatherproof housing with NEMA 7 & 9 plus NEMA 3/IP54 ratings for use in hazardous and harsh conditions.
- Single-pole double-throw (SPDT) switch output with selectable NO/NC contacts for control, alarm, or interlock functions.
- High electrical capacity: 15 A at 125, 250, or 480 VAC with resistive and motor-rated switch capabilities.
- Standard 1/8″ female NPT process connections simplify integration with existing pressure tubing or systems.
- External set point adjustment screw allows easy calibration without disassembling the housing.
- Approved for air and non-combustible compatible gases with CE, UL, CSA, and FM hazardous location certifications.
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