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DWYER 641B

Photo DWYER 641B Description DWYER 641B Specifications DWYER 641B Ordering DWYER 641B Accessories for DWYER 641B User Manual for DWYER 641B Related instruments to DWYER 641B

DWYER 641B air velocity transmitter

DWYER 641B air velocity transmitter

The Series 641B Air Velocity Transmitter uses a heated mass flow sensor suitable for dirty air flow applications. It has user-selectable ranges from 250 FPM (1.25 MPS) to 2000 FPM (10 MPS).

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Made in USA. brand DWYER, model 641B

Fast delivery to Latvia, Estonia and Lithuania. International delivery to Europe, Asia, Africa and other continents available on request
Our warehouse is located in Riga, Latvia.

Retailprice from $704,85

Available

Available

Founded in 1931, DWYER manufactures equipment for measurement, conversion and control – pressure, temperature, level, flow.

Advantages

Official distributor in Latvia

Time-tested American, European and Asian brands of control and measurent instruments

Advantages

Special price list for organisations

We offer a significant discount for trade organisations and manufacturing companies

Advantages

Worldwide shipping on request

We take care of all logistics and customs clearance. Fast delivery to Baltic countries

Advantages

After-sales service and support

Warranty service and repair, expert assistance in the operation of the instruments

Description of DWYER 641B

PRODUCT APPLICATIONS

  • Exhaust stack flow monitoring
  • Air control in drying processes
  • HVAC air velocity measurements
  • Fan supply and exhaust tracking
  • Clean room ventilation monitoring

FEATURES

  • SS sensor suitable for dirty air flow measurement
  • Ranges from 250 FPM (1.25 MPS) to 2000 FPM (10 MPS)
  • 4 to 20 mA output
  • Digital filter for signal damping

Technical specifications of DWYER 641B

  • Service: Air and compatible, non-combustible gases.
  • Accuracy:: 5% FS process gas: 32 to 122°F (0 to 50°C); 6% FS process gas: -40 to 32°F & 122 to 212°F (-40 to 0°C & 50 to 100°C).
  • Response Time :  Flow: 1.5 s to 95% of final value (output filter set to min).
  • Temperature Limits: Process: -40 to 176°F (-40 to 80°C). Ambient: 32 to 140°F (0 to 60°C).
  • Humidity Limit: Non-condensing.
  • Power Requirements:  12 to 35 VDC, 10 to 16 VAC. 1.5 A rating required on supply due to initial power surge drawn by transmitter.
  • Output Signal: 4 to 20 mA, isolated 24 V source, 3 or 4-wire connection.
  • Output Filter: Selectable 0.5-15 s.
  • Loop Resistance: 600 Ω max.

How to buy DWYER 641B

Model Description Price
641B-4 Air velocity transmitter.
$704.85
641B-4-LED Air velocity transmitter with LED display.
$924.90
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Accessories for DWYER 641B

Model Description Price
A-155 Cable gland with 1/2″ male NPT fitting
$21.40
A-156 Flange mounting plate with 1/2″ female NPT.
$21.65
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User Guide and Instruction manual for DWYER 641B

You can request the necessary certificates, documentation, instructions and user guide for DWYER 641B using the special form.

You can buy DWYER 641B in Latvia at a price starting from704,85 $ in «OLIL SIA» by leaving a request on the website, by phone +371 672 70580 or by email . DWYER 641B price are subject to change depending on exchange rates. We deliver instruments by transport companies in Latvia, Estonia and Lithuania. Worldwide shipping to Europe, Asia, Africa, North and South America available on request.

See also: Air velocity sensors & transmitters