Dwyer® 641RM-12 Series Air Velocity Transmitter

100 in stock

2561

  Usually ships in 4 - 6 weeks

(However please contact store for precise delivery schedule. Backorder also allowed)

Dwyer® 641RM-12 Series Air Velocity Transmitter is the perfect instrument for observing airflow. This transmitter utilizes a warmed mass stream sensor, which takes into consideration exact speed estimations at different stream rates and temperatures. the transmitter has a highly accurate heated mass flow sensor as the Series 641, with a remote probe construction. The unit’s 6´ cable which connects the sensing probe with the electronic enclosure allows the enclosure to be mounted where it can be more easily accessed.

Application: exhaust stack flow monitoring, Air control in drying processes, HVAC air velocity measurements, Fan supply, and exhaust tracking, Cleanroom ventilation monitoring.

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Dwyer® 641RM-12 Series Air Velocity Transmitter have selectable reaches from 0-250 to 15,000 FPM (0-1.25 to 75 MPS) give it the flexibility to be chosen for a large number of uses. The unit’s 6′ link which associates the detecting test with the electronic fenced-in area enables the walled-in area to be mounted where it very well maybe all the more effectively got to. Longer link lengths are accessible for channels that are at high heights from the plant floor. The discretionary LED creates an entire, conservative answer for a nearby sign of wind stream.

Features of Dwyer® 641RM-12 Series Air Velocity Transmitter :

  • Ranges from 250 FPM (1.25 MPS) to 15,000 FPM (75 MPS)
  • An optional bright LED display
  • Easy push-button set-up
  • Compact housing
  • 4 to 20 mA output
  • Digital filter for signal damping

Additional information

Weight 1 kg
Manufacturer

Dwyer

Select Model

641RM-12, Air Velocity Transmitter with 6´ cable, 641RM-12-LED, Air Velocity Transmitter with 6´cable & LED Display

Temperature

-40 to 100°C (-40 to 212°F)

Accuracy

3% FS process gas: 32 to 122°F (0 to 50°C); 4% FS process gas: -40 to 32°F & 122 to 212°F (-40 to 0°C & 50 to 100°C).

Output

4-20 mA, isolated 24V source, 3 or 4-wire connection

Current consumption

300 mA max

Electrical Connection

Screw terminal.

Temperature Limits

Process: -40 to 212°F (-40 to 100°C); Ambient: 32 to 140°F (0 to 60°C).

Mounting

Unit not position sensitive. Probe must be aligned with airflow.

Response Time

Flow: 1.5 seconds to 95% of final value (output filter set to minimum).

Power Requirements

12 to 35 V DC, 10 to 16 V AC

Length

Probe:12˝ (30.48 cm) standard.

Cable Length

6 ft (1.82 m).

Loop Resistance

600 ohms max.

Weight

375 Grams

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Dwyer® 641RM-12 Series Air Velocity Transmitter

Dwyer® 641RM-12 Series Air Velocity Transmitter