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Dwyer 分體式風速變送器 641RM系列

For Remotely Mounting Electronic Enclosure

641RM系列帶有遠程探頭的風速變送器具有與641系列相同的高度精確的熱質量流量傳感器,具有遠程探頭結構。單元6?電纜連接傳感探頭與電子外殼允許外殼安裝在它可以更容易地訪問。

應用及案例


?  潔凈室供新風

?  暖通空調系統(tǒng)風速測量

?  風機供排風記錄

?  保證實驗室風柜正常通排風


產品特色


?  Ranges from 250 FPM (1.25 MPS) to 15,000 FPM (75 MPS)

?  Optional bright LED display

?  Easy push button set-up

?  Compact housing

?  4 to 20 mA output

?  Digital filter for signal damping



技術指標


Service: Clean Air And Compatible, Non-Combustible Gases.

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).

Response Time: Flow: 1.5 Seconds To 95% Of Final Value (Output Filter Set To Minimum).

Temperature Limits: Process: -40 To 212°F (-40 To 100°C). Ambient: 32 To 140°F (0 To 60°C).

Pressure Limit: 100 Psi (6.89 Bar) Maximum.

Humidity Limit: Non-Condensing.

Power Requirements: 12-35 VDC, 10-16 VAC. 1.5 A Rating Required On Supply Due To Initial Power Surge Drawn By Transmitter.

Output Signal: 4-20 MA, Isolated 24V Source, 3 Or 4-Wire Connection.

Output Filter: Selectable 0.5-15 (Seconds).

Loop Resistance: 600 Ohms Max.

Current Consumption: 300 MA Max.

Electrical Connections: Screw Terminal.

Mounting Orientation: Unit Not Position Sensitive. Probe Must Be Aligned With Airflow.

Weight: 13.2 Oz (374.26 G).

Cable Length: 6 Ft (1.82 M).

Probe Length: 12" (30.48 Cm) Standard.

Probe Diameter: 5/16" (0.79 Cm).

 

OPTIONAL DISPLAY VERSION:

Display: 4-1/2 Digit 1/2" Red LED.

Resolution: 1 FPM, 0.01 MPS (10 FPM @ 10,000 And 15,000 FPM Ranges).

Weight: 13.9 Oz (394.16 g).



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