The MS-121 is part of Dwyer’s Magnesense® Series MS differential pressure transmitters.
The MS-121 is part of Dwyer’s Magnesense® Series MS differential pressure transmitters. It’s designed for monitoring air pressure and velocity in HVAC systems and building automation. This model offers multiple selectable ranges and outputs, making it highly versatile.
Specifications
Feature
Details
Model
MS-121
Pressure Ranges
Selectable: 0.1, 0.25, 0.5 in. WC or 25, 50, 100 Pa
Accuracy
±1% of full scale
Output Signal
4–20 mA (2-wire), or 0–5/10 VDC (3-wire)
Supply Voltage
10–35 VDC (2-wire), 17–36 VDC or 21.6–33 VAC (3-wire)
Mounting
Wall mount
Media Compatibility
Air and non-combustible compatible gases
Optional Features
LCD display, adjustable damping, square root output for pitot tubes
