Description
The Setra 231G-MS3-2F-D is a professional-grade, multi-configurable wet-to-wet differential pressure sensor engineered for demanding HVAC and building automation applications. Featuring an onboard LCD display and a rugged conduit-ready housing, this sensor delivers precise, reliable pressure measurement across a wide range of unidirectional and bidirectional pressure spans — all in a single, field-selectable device.
Pressure Range Options
- Unidirectional: 25, 50, 125, and 250 PSID
- Bidirectional: ±25, ±50, ±125, and ±250 PSID
Key Features
- Multi-configurable design — one sensor covers multiple pressure ranges, reducing inventory requirements
- Wet-to-wet differential measurement — ideal for liquid pressure monitoring in hydronic systems, chilled water loops, and filtration applications
- Onboard LCD display for easy local readout of pressure values
- 1/8-18 NPT female pressure connection (standard) for straightforward installation
- Conduit version housing for enhanced wiring protection in commercial and industrial environments
- Designed for HVAC, building automation, and process control applications
Application Highlights
The 231G-MS3-2F-D is well-suited for monitoring differential pressure across pumps, heat exchangers, coils, and filters in hydronic and chilled water systems. Its multi-range configurability means a single unit can be adapted to a variety of system pressure requirements, simplifying stocking and commissioning for mechanical contractors and building automation professionals.
Why Choose Setra
Setra Systems is a recognized leader in precision sensing technology, delivering sensors trusted by HVAC engineers and controls specialists across commercial and industrial markets. The 231G series combines measurement accuracy with field-friendly configurability, making it a go-to solution for wet-to-wet differential pressure sensing.







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