We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
Image not available
DwyerPanel-Mount Flowmeters for Air & Compressed Gas

Dwyer RMA-2 Variable Area Panel-Mount Flowmeter for Air & Compressed Gas

The Dwyer RMA-2 is a variable area flowmeter designed for panel-mount installation in air and compressed gas applications. This vertical-mount unit features a Buna-N O-ring and includes a flow rate adjustment knob…

SKU 3G-OTH-89462

Also listed as: RMA2 · RMA 2

Brand
Dwyer
Item
RMA-2 Variable Area Panel-Mount Flowmeter for Air & Compressed Gas
Part Number
RMA-2
Category
Panel-Mount Flowmeters for Air & Compressed Gas
Available to Order
Also known as:RMA-2Dwyer
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Dwyer
Manufacturer Part Number
RMA-2
Type
Variable Area, Panel Mount, Vertical, Gallons/Liters, FNPT
Accuracy
4%
O-Ring Material
Buna-N
Unit Of Measure
Liters
Mounting Orientation
Vertical
Includes Flow Rate Adjustment Knob
Yes

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dwyer RMA-2 is a variable area flowmeter designed for panel-mount installation in air and compressed gas applications. This vertical-mount unit features a Buna-N O-ring and includes a flow rate adjustment knob, with an accuracy of 4% and measurement in liters.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Dwyer RMA-2 flowmeter used for?

The Dwyer RMA-2 is a variable area flowmeter used to measure flow rates of air and compressed gases in panel-mount installations. It is commonly applied in industrial process control, HVAC systems, and pneumatic equipment monitoring where vertical mounting and 4% accuracy are acceptable.

What are the specifications of the Dwyer RMA-2?

The Dwyer RMA-2 is a variable area flowmeter with panel-mount, vertical orientation, and FNPT connections. It has a Buna-N O-ring, includes a flow rate adjustment knob, measures in liters, and offers 4% accuracy. The manufacturer part number is RMA-2.

Where to buy the Dwyer RMA-2 worldwide?

You can source the Dwyer RMA-2 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this panel-mount flowmeter.

How to install the Dwyer RMA-2 flowmeter?

Install the Dwyer RMA-2 vertically in a panel cutout, ensuring the flow direction arrow matches the pipe flow. Use FNPT fittings with thread sealant, avoid overtightening, and verify the Buna-N O-ring is seated. Calibrate using the adjustment knob per Dwyer's manual for 4% accuracy.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management
Not sure this is the right part? Photo-identify it

Dwyer Products

3G Electric supplies Dwyer panel-mount flowmeters for air & compressed gas. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Dwyer
Dwyer
This Dwyer variable area flowmeter is designed for panel-mount installation in air and compressed gas systems. It features a vertical mounting orientation, FNPT connections, and a neoprene O-ring. The unit measures flow in liters with 4% accuracy and includes a flow rate adjustment knob
Dwyer
Dwyer
The Dwyer RMA-11 is a variable area flowmeter designed for panel-mount installation in air and compressed gas systems. It features a vertical orientation, FNPT connections, and measures flow in liters with 4% accuracy. The neoprene O-ring provides sealing, and the unit does not include a flow rate adjustment knob. Typical applications include industrial process monitoring, HVAC balancing, and pneumatic system troubleshooting
The Dwyer RMB-52 is a variable area flowmeter designed for panel-mount installation. It features a vertical mounting orientation, Buna-N O-ring, and a flow rate adjustment knob. Accuracy is 3%, with measurement in liters and FNPT connections. Suitable for monitoring air and compressed gas flow in industrial process control, HVAC, and pneumatic systems
Dwyer
The Dwyer RMB-52 is a variable area flowmeter designed for panel-mount installation. It features a vertical mounting orientation, Buna-N O-ring, and a flow rate adjustment knob. Accuracy is 3%, with measurement in liters and FNPT connections. Suitable for monitoring air and compressed gas flow in industrial process control, HVAC, and pneumatic systems

More from Dwyer

View all Dwyer parts
Dwyer
Dwyer
The Dwyer RMA-1-SSV is a variable area flowmeter designed for panel-mount installation in air and compressed gas systems. It features vertical mounting, FNPT connections, a neoprene O-ring, and a flow rate adjustment knob. The flowmeter provides visual indication with 4% accuracy and measures in gallons
Dwyer
Dwyer
The Dwyer RMA-3-SSV is a variable area flowmeter designed for panel-mount installation. It measures flow in gallons with 4% accuracy and features a vertical mounting orientation, Buna-N O-ring, and a flow rate adjustment knob. Connection is FNPT. Typical applications include monitoring and adjusting flow rates in air and compressed gas systems
Dwyer
Dwyer
Variable area flowmeter for panel-mount installation in air and compressed gas systems. Vertical orientation, Buna-N O-ring, and flow rate adjustment knob. Measures flow in gallons with +/-2% accuracy. Connections are FNPT
Dwyer
Dwyer
This Dwyer flowmeter is a variable area, panel-mount unit designed for vertical installation. It measures flow in liters with 4% accuracy and features a Buna-N O-ring and FNPT connections. The included flow rate adjustment knob allows for precise control in air and compressed gas applications
Dwyer
Dwyer
This Dwyer RMA-2-SSV is a variable area flowmeter designed for panel-mount installation in air and compressed gas systems. It features a vertical mounting orientation, a Buna-N O-ring, and includes a flow rate adjustment knob. The unit measures flow in liters with an accuracy of 4% and has FNPT connections
Dwyer
Dwyer
The Dwyer RMA-5 is a variable area flowmeter designed for panel-mount installation in air and compressed gas systems. It features a vertical mounting orientation, a neoprene O-ring, and includes a flow rate adjustment knob. The unit measures flow in gallons with an accuracy of 4% and has FNPT connections
Dwyer
Dwyer
The Dwyer RMA-10-SSV is a variable area flowmeter for panel-mount installation, designed to measure flow rates of air and compressed gas. It features a vertical mounting orientation, neoprene O-ring, and includes a flow rate adjustment knob. The unit measures flow in gallons with an accuracy of 4% and has FNPT connections
Dwyer
Dwyer
This variable area flowmeter is designed for panel-mount installation in air and compressed gas systems. It mounts vertically, measures flow in gallons, and has an accuracy of +/-2%. The unit includes a flow rate adjustment knob and features a neoprene O-ring with FNPT connections

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first