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The Series GFM3 Gas Mass Flow Meter is an ideal choice for the measurement of flow rates of a wide variety of gases。This digital flow meter features
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Dwyer GFM2系列氣體質(zhì)量流量計(jì)
The SERIES GFM2 Gas Mass Flow Meter is an ideal choice for the measurement of flow rates of a wide variety of gases. Unit can be calibrated for a variety of gases with user selectable 0 to 5 VDC or 4 to 20 mA and two relay outputs and programmable totalizer that indicates total gas quantity.
Service:
Clean gases compatible with wetted parts.
Wetted Materials: Dwyer GFM2系列氣體質(zhì)量流量計(jì)
> GFM2-X-X-A: Anodized aluminum, brass, 316 SS fluoroelastomer O-rings;
GFM2-X-X-S: 316 SS, and fluoroelastomer O-rings; Buna-N, EPR and PTFE O-rings optional.
Accuracy:
±1% FS.
Repeatability:
±0.25% FS.
Response Time:
2 seconds to within ±2% of actual flow.
Output Signal:
Linear 0 to 5 VDC (3000 Ω min. load impedance) and 4 to 20 mA (500 Ω max. loop resistance).
Relay Rating:
1 A @ 24 VDC.Dwyer GFM2系列氣體質(zhì)量流量計(jì)
Max. Particulate Size:
5 microns.
Temperature Limits:
32 to 122°F (0 to 50°C).
Power Supply:
11 to 26 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.
Display:
2 x 16 character LCD (optional).
Pressure Limits:
500 psig (34.5 bar).
Leak Integrity:
1 x 10-9 smL/sec of helium.
Weight:
1.05 lb (0.48 kg).
EXAMPLEGFM2AIR010ABALA2Series GFM2-AIR-010-A-B-A-L-A-2, Gas Mass Flow Meter
SERIESGFM2GFM2 Gas Mass Flow Meter