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High quality Dwyer flow meter GFM2 series Gas mass flowmeter

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High quality Dwyer flow meter GFM2 series Gas mass flowmeter


Features:

 

  • Multi-drop capability of up to 256 units (for RS-485 option).
  • Programmable 12 digit totalizer indicates total gas volume.
  • Flow alarm limits for high and low gas flow with relay output.
  • Pressure alarm limits for high and low gas pressure with relay output.
  • Four button keypad and large 128x64 graphical LCD with backlight.
  • Internal conversion factors for up to 32 gases.
  • Automatic zero adjustment.
  • Self diagnostic tests.

 

Specifications:

 

Service Clean gases compatible with wetted parts.
Wetted Materials 316 SS, 416 SS; Fluoroelastomer, Buna-N, EPR or PTFE O-rings.
Accuracy ±1% FS.
Repeatability ±0.25% FS.
Response Time 0.6 to 1.0 s to within ±2% of setpoint over 20 to 100% FS.
Output Signal Linear 0 to 5 VDC (3000 Ω min. load impedance); 
0 to 10 VDC (6000 Ω min. load impedance); 
4 to 20 mA (500 Ω max loop resistance).
Relay Rating 1 amp @ 24 VDC.
Max Particulate Size 5 microns.
Temperature Limits Ambient: 32 to 122°F (0 to 50°C); Dry Gases: 14 to 122°F (-10 to 50°C).
Power Supply 12 VDC; ±15 VDC; 24 VDC.
Process Connections 1/8" compression fitting for flow rates ≤ 10 L/min; 1/4" for ≤ 50 L/min; 3/8" for ≤ 100 L/min. Pressure Limits: 200 psia (13.79 barA).
Leak Integrity 1 x 10-9 smL/sec of helium.
Display 128 x 64 graphic LCD with backlight.
Weight 1 lb (0.45 kg).

 

                                                        

About Us

About Us

Xi`an Ao Xin Automation Instrument Co., Ltd., is located in Xi`an city which is the authoritive centre of instrument and gauge .It is cooperated with many related domestic cooperation to research ,sale and service and also obtained the cert of ISO9001-2008. overall strength of the industry 's leading domestic well-known enterprises .Over the years, the company under the "integrity, innovation , development and harmony " principle of service .

Contact Us

Website:http://www.aosoonyb.com
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Email:xaaxyb@126.com          Email:wsb2828@126.com

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