Dwyer MS 111 Magnesense Differential Pressure Transmitter

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Dwyer MS 111 Magnesense Differential Pressure Transmitter

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MOQ : 5 Pieces

Dwyer MS 111 Magnesense Differential Pressure Transmitter Specification

Display
No Display (Output via analog signal)

Grade
Industrial

Seal Material
Silicone

Outer Size
Approx. 3.6 x 2.0 x 1.8 (91 mm x 51 mm x 46 mm)

Sensor Type
Differential Pressure Sensor

Thread
1/8 NPT female connection

Material
Polycarbonate housing

Processing Type
Electronic

Diameter
Approx. 91 mm

Mount Type
Surface/Wall Mount

Scale Range
0-125 Pa (other ranges available: 0-50 Pa, 0-250 Pa, etc.)

Accuracy
±1% of FS

Accessories
Mounting bracket, hardware, installation manual

Pressure Limitation
Overpressure: 10 psi (68.95 kPa)

Application
Building automation, air handling units, filter monitoring, HVAC systems

Zero & Span Adjustments
Push-button

Enclosure Rating
IP66 (NEMA 4X)

Response Time
<4 seconds

Electrical Connection
Screw terminal block

Working Temperature Range
-10C to 60C (14F to 140F)

Output Signal
4-20 mA or 0-10 VDC (field selectable)

Power Supply
16-30 VDC, 24 VAC

Weight
175 grams (approx.)

Dwyer MS 111 Magnesense Differential Pressure Transmitter Trade Information

Minimum Order Quantity
5 Pieces

Payment Terms
Cash Advance (CA), Cash on Delivery (COD), Cash Against Delivery (CAD), Cash in Advance (CID)

Main Export Market(s)
Middle East, Asia

Main Domestic Market
All India

Dwyer MS 111 Magnesense Differential Pressure Transmitter About

Dwyer Instruments MS-111-LCD

Differential Pressure Xmitter 5"H2O,LCD,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 1", 2"

5 in H2O. (250, 500, 1250 Pa)

panel mount

with LCD

Precision Sensing for Modern HVAC Applications

Dwyers MS 111 Differential Pressure Transmitter offers high-accuracy monitoring of air and compatible gases, essential for energy-efficient building automation and HVAC systems. Its 1% FS accuracy and selectable pressure ranges enable tailored solutions for environments requiring sensitive pressure detection, such as cleanrooms and air handling units.

Rugged Design and Flexible Mounting

Constructed with a polycarbonate enclosure and rated IP66 (NEMA 4X), the MS 111 withstands harsh industrial conditions. Surface or wall mounting options and an included bracket with hardware simplify any installation, while the compact, lightweight design (175 g) allows for flexible placement in confined spaces.

User-Friendly Adjustments and Fast Response

The MS 111 features intuitive push-button zero and span adjustments for easy onsite calibration. Its rapid response time of under 4 seconds ensures immediate feedback for system controls, optimizing HVAC and air filtration monitoring performance.

FAQs of Dwyer MS 111 Magnesense Differential Pressure Transmitter:

Q: How do I select the appropriate output signal for the Dwyer MS 111 transmitter?

A: The MS 111 features a field-selectable output, allowing you to choose between a 4-20 mA current loop or a 0-10 VDC voltage output. Selection is easily made during installation, ensuring compatibility with a wide range of building automation and monitoring systems.

Q: What applications is the Dwyer MS 111 suitable for?

A: This transmitter is ideal for building automation, air handling units, HVAC systems, and filter monitoring. Its high accuracy and adjustable pressure ranges make it suitable for cleanrooms, ventilation ducts, and other environments where precise differential pressure measurement of air or compatible gases is needed.

Q: When should zero and span adjustments be performed on the MS 111?

A: Zero and span adjustments should be conducted during initial installation or after maintenance to ensure the device delivers accurate readings. The transmitters push-button interface allows for easy onsite calibration without complex tools.

Q: Where can I mount the Dwyer MS 111 differential pressure transmitter?

A: The transmitter is designed for surface or wall mounting and includes a mounting bracket and necessary hardware. Its compact dimensions and durable IP66-rated housing allow placement in indoor or outdoor industrial settings.

Q: What is the process for wiring the device to a control system?

A: Electrical connections are made using the screw terminal block, simplifying integration with your automation, monitoring, or BMS network. The unit operates on 16-30 VDC or 24 VAC, ensuring compatibility with most industrial power supplies.

Q: How does the MS 111 handle overpressure situations?

A: The device can safely withstand overpressures up to 10 psi (68.95 kPa) without sustaining damage, making it suitable for applications where occasional pressure fluctuations might occur.

Q: What benefits does the MS 111 offer for HVAC and filter monitoring?

A: Its rapid response, high measurement accuracy, and robust design enhance system efficiency, minimize downtime, and facilitate preventive maintenance by reliably signaling air filter saturation and ventilation performance in real time.

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