Dwyer MS 141 Magnesense Differential Pressure Transmitter

About Dwyer MS 141 Magnesense Differential Pressure Transmitter

Dwyer Instruments MS-141

Differential Pressure Xmitter 15"H2O,Panel Mount

The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD display, adjustable dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense transmitter to be the solution for a myriad of pressure and flow applications. Field Upgradeable LCD. No need to order two separate transmitters. Simply stock a transmitter and display and you can satisfy any customer's requests. Simply remove cover and snap the LCD onto the board. Field Selectable Ranges in metric or English. Lowers stock and inventory requirements. You'll always have the right transmitter for every job. Digital Push Button Zero and Span. Reduces calibration time significantly over other transmitters that utilize potentiometers. Lowers maintenance time and costs. Adjustable Digital Dampening smooths out unstable pressure fluctuations common in air flow applications. Field Selectable Air Velocity Mode for fan and blower applications. Unit provides square root output that accurately tracks fpm or m/s flow rate. No need for a smart programmable indicator or PLC to convert pressure to air flow. Reduces components and installation time lowering overall costs.

Product Highlights

4-20 mA output

selectable range 15 in H2O. (3 kPa)

panel mount

Advanced Pressure Measurement for Industrial Use

The MS 141 transmitter employs electronic sensing to deliver high-accuracy differential pressure readings, making it an essential tool for industrial air handling and environmental monitoring. Its durable construction ensures long-term performance even in challenging conditions.


Versatility and Easy Integration

With selectable analog outputs and a universal power supply range, this device is designed to seamlessly integrate into new or existing automation and monitoring systems. User-friendly zero and span adjustments simplify calibration during commissioning.


Reliable Performance and Safety

Its IP66 rating, polycarbonate housing, and high accuracy (1% of full scale) make the MS 141 ideal for critical pressure measurements where reliability and safety are paramount. The transmitter also holds CE certification, affirming its compliance with international standards.