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RMB-83D

5" (127 mm) Polycarbonate SERIES RM RATE-MASTER®Variable Area Flowmeter

5" (127 mm) Polycarbonate SERIES RM RATE-MASTER®Variable Area Flowmeter

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Gas Flow, Max

0 m³/s 0.4 SCFH 200 SCFH 200 cm³/min 500 cm³/min 1000 cm³/min 2500 cm³/min 100 cm³/min 50 cm³/min 1 SCFH 10 l/min 25 l/min 50 l/min 70 l/min 100 l/min 5 l/min 2 SCFH 5 SCFH 10 SCFH 20 SCFH 50 SCFH 100 SCFH 150 SCFH 400 SCFH 500 SCFH 600 SCFH 1000 SCFH 1200 SCFH 1800 SCFH 10 SCFM 20 SCFM 30 SCFM

Process Connection Size

1/4 in 1/8 in 1/2 in

Valve Type

No Valve Stainless Steel Valve Top Mount Valve

Dual Range

Yes No

Liquid Flow, Max

20 gal/h 0 m³/s 50 cm³/min 110 cm³/min 300 cm³/min 11 gal/h 24 gal/h 34 gal/h 50 gal/h 12 gal/h 40 gal/h 100 gal/h 90 gal/h 1 GPM 2.2 GPM 4 GPM 7 GPM 10 GPM

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$85.90

Item# RMB-83D

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Lead Time (If not in stock): 2 weeks

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Product Specs

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Brand
Accuracy	± 3 %
Applications	Chemicals, Environmental Monitoring, Medical
Compliance	RoHS 2
Compliance Note	Meets the technical requirements of EU Directive 2011/65/EU (RoHS II)
Dual Range	Yes
Gas Flow, Max	0 m³/s
Liquid Flow, Max	20 gal/h
Liquid Flow, Min	1 gal/h
Material Construction Option	N/A
Materials, Wetted	Aluminum, Buna-N (NBR), Polycarbonate, Stainless Steel
Media Compatibility	Water
Operating Temperature, Max	130 °F
Process Connection Size	1/4 in
Process Connection Type	NPT Female
Proof Pressure	Up to 100 psi
Range Note	1 to 20 GPM, 0.065 to 1.25 LPM Water
Scale Length	5 in
Valve Type	No Valve
Weight	13 oz
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PDFs & Manuals

RM - Datasheet RM - Instruction Manual - RM RM - Instruction Manual - RKA RM - Quick Start Guide View More

Drawings

RMA_STEP_stepformats

RMB_STEP_stepformats

RMC_STEP_stepformats View More

Accessories

Optional pointer flag, for RMA flowmeter

$10.65

0 In Stock

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Optional pointer flag, for RMB flowmeter

$11.20

0 In Stock

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Optional pointer flag, for RMC flowmeter

$11.20

0 In Stock

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Regulator Kits for Rate-Master® & Visi-Float® Flowmeters, 3 psig DP

$333.45

0 In Stock

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Regulator Kits for Rate-Master® & Visi-Float® Flowmeters, 3 psig DP

$333.45

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Show Ratings & Reviews

Rated 5 out of 5 by Ryan G from Exactly what website said it should be. Fit perfectly and was exact swap for existing older rotameter.

Date published: 2025-07-10

Rated 5 out of 5 by CCB1 from Would do business with again Device was received quickly and as described. Thanks a bunch.

Date published: 2025-07-10

Rated 5 out of 5 by Duncan insides sales Sue from Series RM great product, customers really trust the brand name.

Date published: 2025-06-23

Rated 5 out of 5 by Louisiana Chance from Would Recommend Great service. Timely delivery and fair price. Well made.

Date published: 2025-06-05