Series MAFS Metal Averaging Flow Sensor

Blade Profile Provides Enhanced Performance and Minimal Flow Disruption

The SERIES MAFS Metal Averaging Flow Sensor is ideal for use with Dwyer Instruments, Inc. precision air velocity gages, transmitters and switches. The Series MAFS uses evenly distributed total and static pressure measuring points to deliver an accurate measurement of velocity pressure in a duct.

Product Applications

  • VAV air flow measurement
  • Fume hood exhaust flow verification
  • HVAC retrofit air flow measurement

Models & Ordering

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Shipping Information

All shipping times are dependent on product availability at time of shipment.

Although we make every effort to ensure a continuous supply of our products, occasional circumstances may force us to temporarily run out of a product, or have shipping delays. Should this occur, customers will be notified soon after placement of any orders for such products and, if applicable, items will be put on backorder. For orders requiring expedited shipment, our customer service team can be contacted to confirm product availability

Build Your Custom Part. Use our Product Configurator

Model Description Usually Ships* Price Order
MAFS-04
Ships: Next Day
Price: $45.00
Averaging air flow sensor, 4" probe Next Day* $45.00 Order
MAFS-06
Ships: Next Day
Price: $47.00
Averaging air flow sensor, 6" probe Next Day* $47.00 Order
MAFS-08
Ships: Next Day
Price: $47.75
Averaging air flow sensor, 8" probe Next Day* $47.75 Order
MAFS-10
Ships: Next Day
Price: $48.75
Averaging air flow sensor, 10" probe Next Day* $48.75 Order
MAFS-12
Ships: Next Day
Price: $52.50
Averaging air flow sensor, 12" probe Next Day* $52.50 Order
MAFS-14
Ships: 1-2 Weeks
Price: $75.50
Averaging air flow sensor, 14" probe 1-2 Weeks* $75.50 Order
MAFS-16
Ships: Next Day
Price: $78.00
Averaging air flow sensor, 16" probe Next Day* $78.00 Order
MAFS-18
Ships: 1-2 Weeks
Price: $85.00
Averaging air flow sensor, 18" probe 1-2 Weeks* $85.00 Order
MAFS-20
Ships: 1-2 Weeks
Price: $90.00
Averaging air flow sensor, 20" probe 1-2 Weeks* $90.00 Order
MAFS-22
Ships: 1-2 Weeks
Price: $93.00
Averaging air flow sensor, 22" probe 1-2 Weeks* $93.00 Order
MAFS-24
Ships: Next Day
Price: $94.00
Averaging air flow sensor, 24" probe Next Day* $94.00 Order
MAFS-26
Ships: 1-2 Weeks
Price: $98.00
Averaging air flow sensor, 26" probe 1-2 Weeks* $98.00 Order
MAFS-28
Ships: 1-2 Weeks
Price: $100.00
Averaging air flow sensor, 28" probe 1-2 Weeks* $100.00 Order
MAFS-30
Ships: 1-2 Weeks
Price: $103.00
Averaging air flow sensor, 30" probe 1-2 Weeks* $103.00 Order
MAFS-32
Ships: 1-2 Weeks
Price: $109.00
Averaging air flow sensor, 32" probe 1-2 Weeks* $109.00 Order
MAFS-34
Ships: 1-2 Weeks
Price: $110.00
Averaging air flow sensor, 34" probe 1-2 Weeks* $110.00 Order
MAFS-36
Ships: 1-2 Weeks
Price: $112.00
Averaging air flow sensor, 36" probe 1-2 Weeks* $112.00 Order
MAFS-38
Ships: 1-2 Weeks
Price: $114.00
Averaging air flow sensor, 38" probe 1-2 Weeks* $114.00 Order
MAFS-40
Ships: 1-2 Weeks
Price: $115.00
Averaging air flow sensor, 40" probe 1-2 Weeks* $115.00 Order
MAFS-42
Ships: 1-2 Weeks
Price: $116.00
Averaging air flow sensor, 42" probe 1-2 Weeks* $116.00 Order
MAFS-44
Ships: 1-2 Weeks
Price: $117.00
Averaging air flow sensor, 44" probe 1-2 Weeks* $117.00 Order
MAFS-46
Ships: 1-2 Weeks
Price: $118.00
Averaging air flow sensor, 46" probe 1-2 Weeks* $118.00 Order
MAFS-48
Ships: 1-2 Weeks
Price: $120.00
Averaging air flow sensor, 48" probe 1-2 Weeks* $120.00 Order

Can't find what you need? Build Your Custom Part. Use our Product Configurator

Specifications

Service:
Clean air.
Wetted Materials:
Aluminum AA6063.
Accuracy:
400 to 9000 FPM (45.7 m/s): ±2% FS; ±3% FS for 6" and 48" length models.
K-Factor:
0.81, 0.80 for 6" (160 mm) and 48" (1200 mm) lengths, 4" (100 mm) length=0.82.
Max. Temperature:
400°F (204°C); Gasket: -31 to 230°F (-35 to 110°C).
Minimum Design Flow:
400 fpm (2 m/s).
Maximum Design Flow:
12,000 fpm (60.91 m/s).
Process Connections:
Dual barb for 3/16" or 1/4" ID tubing.
Straight Run Requirements:
5 diameters or longest side dimensions.
Agency Approvals:
Meets the technical requirements of EU Directive 2011/65/EU (RoHS II).

Features

  • Blade design limits disruption of air stream
  • Lightweight aluminum construction
  • Flange mount for rectangular or square ducts

Product Literature

Manuals

Catalog Pages

Approvals

Drawings

Photo Downloads

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