Dwyer GFC series Gas Mass Flow controller

Dwyer GFC series Gas Mass Flow controller

1. Service: Clean gases compatible with wetted parts.
2. Wetted Materials: GFC-1XXX: anodized aluminum, brass, 316 SS and fluoroelastomer o-rings; GFC-2XXX: 316 SS and fluoroelastomer o-rings.
3. Accuracy: ±1.5% FS including linearity over 59 to 77°F (5 to 25°C) and 5 to 60 psia (0.35 to 4 bar).
4. Repeatability: ±0.5% of full scale.
5. Response Time: 2 seconds to within ±2% of actual flow.
6. Output: Linear 0-5 VDC and 4-20 mA.
7. Maximum Particulate Size: 5 microns.
8. Temperature Limits: 32 to 122°F (0 to 50°C).
9. Power Supply: ±12 VDC.
10. Process Connections: 1/4" compression fitting for flow rates ≤50 L/m; 3/8" for 100 and 200 L/m; 1/2" for 500 L/min; 3/4" for 1000 L/min.
11. Pressure Limits: 500 psig (34.5 bar).
12. Leak Integrity: 1 x 10-7 sccs of Helium.
13. Display: 90° tiltable, 3-1/2 digit.
14. Agency Approvals: CE.

Product shows