Dwyer MSX Pro Magnesense® Differential Pressure Transmitter

Dwyer MSX Pro Magnesense Differential Pressure Transmitter

Product Introduction

The Dwyer MSX Pro Magnesense Differential Pressure Transmitter is a professional-grade device designed for precise monitoring of differential pressure, air velocity, and volumetric flow in critical building applications. Engineered to meet stringent industry standards, it combines exceptional stability with versatile functionality, leveraging innovative global design principles. The transmitter offers 32 configurable pressure ranges in Pa, mm w.c., and in w.c., supporting both unidirectional and bidirectional modes. With dual voltage/milliamp outputs, square root extraction for velocity/flow calculations, and NIST calibration options, the MSX Pro simplifies setup while delivering reliable performance in high-stakes environments.

Product Features

Sensing & Measurement

Wide Range of Configurations:

32 pressure ranges (unidirectional/bidirectional) in Pa, mm w.c., or in w.c.

Linear pressure or velocity output with square root extraction for flow calculation.

High Accuracy & Stability:

±0.5% FSO accuracy (±1% FSO for unidirectional 0.5 in. range).

±1% FSO/year long-term stability.

Versatile Media & Environments:

Suitable for air and non-combustible gases.

Operating temperature: -4 to 158°F (-20 to 70°C).

Electrical & Outputs

Dual Signal Capability:

4–20 mA (2-wire) and selectable 0–10 V/0–5 V (3-wire) outputs for control and verification.

Flexible Power Input:

10–36 VDC (2-wire) or 17–36 VDC/21.6–33 VAC (3-wire).

Loop Resistance:

Current: 0–1250 Ω max; voltage: min. 1 kΩ load.

Design & Installation

Robust Enclosure:

NEMA 4X (IP66), UL 2043 (Plenum), and UL94 V-0 fire rating for harsh environments.

Tamper-resistant cover and liquid-tight cable gland for protection.

Easy Setup & Mounting:

Tool-less terminal block and flip-lid housing for quick wiring.

Wall, duct, or DIN mounting options; orientation-independent sensing.

Optional Display & Calibration:

4-digit LCD for real-time readings.

NIST calibration certificate available for traceable accuracy.

Technical Specifications