Dwyer Air Velocity Transmitter, Series 641
Images are representations only.

641-12-NIST

Series: Series 641 Air Velocity Transmitter Brand: Dwyer Instruments, LLC
Price
$1,241.00 CAD
Stock
100+ In Stock
Request Information

  • Probe Length - 12" (304.8 mm)
  • LED Options - No LED
  • Certificates - NIST Traceable Calibration Certificate

Specifications

Brand

Accuracy

  • 3 % of Full Scale Process Gas: 0° to 50° C (32° to 122° F)
  • 4 % of Full Scale Process Gas: -40° to 0° C & 50° to 100° C (-40° to 32° F & 122° to 212° F)

Ambient Temperature Range

  • 0° to 60° C (32° to 140° F)

Approvals & Certifications

  • CE

Consumption

  • 300 mA - Max.

Display

  • 4-1/2-Digit, 1/2” Red LED

Electrical Connectors

  • Screw Terminal

Environmental Protection

  • IP66
  • NEMA 4X

Flow Rate

  • 250 to 15,000 fpm (1.25 to 75 mps)

Loop Resistance

  • 600 ohms, Max.

Media

  • Clean Air & Compatible
  • Non-Combustible Gases

Mounting

  • Duct Mount

NACE & NIST

  • NIST Traceable Calibration Certificate

NPT Connection

  • 1/2” NPT Female
  • 1/2” NPT Male

Output

  • 4-20 mA, Isolated 24 V Source, 3 or 4-Wire Connection

Power Requirement

  • 10-16 Vac
  • 12-35 Vdc

Process Temperature

  • -40° to 100° C (-40° to 212° F)

Response Time

  • 0.5 to 15 seconds
  • 1.5 seconds

Sensor / Probe Diameter

  • 6” to 24”

Supply Pressure

  • psi: 100 (kPa: 689.5, bar: 7)

Documentation

Data Sheets

Approvals

Catalogs

Manuals

View Product Series

Similar SKUs

641-12
641-12
Series 641 Air Velocity Transmitter
Dwyer Instruments
$1,547.00 CAD
50+ In Stock
DWYER Air Velocity Transmitter, 12" (304.8 mm) Probe Length.
641-6-NIST
641-6-NIST
Series 641 Air Velocity Transmitter
Dwyer Instruments
$1,207.00 CAD
100+ In Stock
641-18-NIST
641-18-NIST
Series 641 Air Velocity Transmitter
Dwyer Instruments
$535.00 CAD
100+ In Stock
641-12-LED-NIST
641-12-LED-NIST
Series 641 Air Velocity Transmitter
Dwyer Instruments
$1,340.00 CAD
50+ In Stock
641-24-NIST
641-24-NIST
Series 641 Air Velocity Transmitter
Dwyer Instruments
$1,815.00 CAD
24 In Stock
641-24-LED-NIST
641-24-LED-NIST
Series 641 Air Velocity Transmitter
Dwyer Instruments
$2,540.00 CAD
100+ In Stock
641-6-LED-NIST
641-6-LED-NIST
Series 641 Air Velocity Transmitter
Dwyer Instruments
$1,517.00 CAD
50+ In Stock
641-18-LED-NIST
641-18-LED-NIST
Series 641 Air Velocity Transmitter
Dwyer Instruments
$561.00 CAD
50+ In Stock
show more