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DwyerPanel-Mount Flowmeters for Water

Dwyer Flowmeter: Variable Area Flowmeter, Variable Area, Panel Mount, Vertical

The Dwyer RMB-85 is a variable area flowmeter designed for panel-mount installation in water applications. This vertical-mount unit measures flow in gallons with a stated accuracy of 3% and includes a flow rate…

SKU 3G-OTH-89526

Also listed as: RMB85 · RMB 85

Brand
Dwyer
Item
Flowmeter: Variable Area Flowmeter, Variable Area, Panel Mount, Vertical
Category
Panel-Mount Flowmeters for Water
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dwyer
Manufacturer Part Number
RMB-85
Type
Variable Area, Panel Mount, Vertical, Gallons, 130°F, FNPT
Accuracy
3%
O-Ring Material
Buna-N
Unit Of Measure
Gallons
Mounting Orientation
Vertical
Includes Flow Rate Adjustment Knob
Yes

Technical Documents

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

Product Description

The Dwyer RMB-85 is a variable area flowmeter designed for panel-mount installation in water applications. This vertical-mount unit measures flow in gallons with a stated accuracy of 3% and includes a flow rate adjustment knob. It features Buna-N O-ring material and is supplied with FNPT connections.

Frequently Asked Questions

What is the Dwyer RMB-85 flowmeter used for?

The Dwyer RMB-85 is a variable area flowmeter used to measure water flow rates in panel-mount installations. It is commonly applied in industrial water treatment, HVAC, and process control systems where vertical mounting and a 3% accuracy are sufficient.

What are the specifications of the Dwyer RMB-85?

The Dwyer RMB-85 is a variable area flowmeter with a vertical panel-mount design, measuring flow in gallons. It has a maximum temperature of 130°F, Buna-N O-rings, FNPT connections, a flow rate adjustment knob, and an accuracy of 3%.

Where to buy the Dwyer RMB-85 worldwide?

3G Electric supplies the Dwyer RMB-85 flowmeter to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this panel-mount variable area flowmeter.

How to install the Dwyer RMB-85 flowmeter?

Install the Dwyer RMB-85 vertically in a panel cutout, ensuring the flow direction arrow matches the pipe flow. Use PTFE tape on the FNPT connections to prevent leaks. Avoid overtightening to protect the Buna-N O-rings. Calibrate using the adjustment knob after installation.

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

Dwyer Products

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

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