Technical Data for G C -Series Mass Flow Controllers
0.5sccm – 6000 slm Full Scale
Standard Specifications (Contact for available options.)
Performance | GC -Series Mass Flow Controller |
Accuracy at calibration conditions after tare | ± 1% of Full Scale |
High Accuracy at calibration conditions after tare | ±0.5% of Full Scale High Accuracy option not available for units ranged under 5 sccm or over 3000 slm |
Repeatability | ± 0.2% Full Scale |
Zero Shift and Span Shift | 0.2% Full Scale / ºCelsius / Atm |
Operating Range / Turndown Ratio | 2% to 100% Full Scale / 50:1 (100:1 optional) |
Maximum Controllable Flow Rate | 100% Full Scale |
Maximum Measurable Flow Rate | 100% Full Scale |
Typical Response Time | <1000 ms |
Leakage Rate | 1×10-9 atm ·cc/s He |
Operating Conditions | GC -Series Mass Flow Controller |
Mass Reference Conditions (STP) | 25ºC & 14.696 psia (standard — others available on request) |
Operating Temperature | 0 to +50 ºCelsius |
Humidity Range (Non–Condensing) | 0 to 90% |
Maximum Internal Pressure (Static) | 145 psi(g)/10bar(g) optional:Max.435psi(g)/30bar(g) |
Pressure Differential (Inlet to Outlet) | Under 500slm:72.5psi(d)/5bar(d); Above 500slm:145psi(d)/10bar(d) |
Mounting Attitude Sensitivity | Full Scale:None |
Valve Type | Normally Closed |
Ingress Protection | IP40 |
Wetted Materials | 316L 417J1 Stainless Steel, Viton, Heat Cured Silicone Rubber, Glass Reinforced Polyphenylene Sulfide, Heat Cured Epoxy, Aluminum, Gold, Brass, Silicon, Glass. If your application demands a different material, please contact . |
Communications / Power | GC-Series Mass Flow Controller | |
Monochrome LCD or color TFT display Integrated multifunction button | Display Mass Flow, Cumulative Flow, conversion gas coefficient and other functions | |
Digital Communications Options1 | RS-232 Serial / RS-485 Serial / Modbus RTU / PROFIBUS / EtherNet/IP / DeviceNet /Modbus TCP/IP / EtherCAT / PROFIBUS-DP | |
Analog Signal2 Options | 0-5 Vdc / 1-5 Vdc / 0-10 Vdc / 4-20 mA | |
Optional Secondary Output Signal2 | 0-5 Vdc / 1-5 Vdc / 0-10 Vdc / 4-20 mA | |
Electrical Connection Options | 9-pin D-sub (DB9) / 15-pin D-sub (DB15) / RJ11 | |
Supply Voltage | 24 Vdc / ±15Vdc | |
Supply Current | under 500slm : 0.50 Amp; above | 500slm:1 .0Amp |
1. The Digital Output Signal communicates Mass Flow, Cumulative Flow. 2. The Analog Output Signal and Optional Secondary Analog Output Signal communicate your choice of Mass Flow, Cumulative Flow. |
Features | GC-Series Mass Flow Controller |
Gas conversion coefficient V2.0 | Gas conversion coefficient provides 60 Preloaded Gas Calibrations: See the following page for a complete list. If your application calls for a gas not on this list, please let us know. We can also calibrate to a wide variety of complex gas mixtures. |
Range Specific Specifications
Full Scale Flow Mass Controller 1 | Mechanical Dimensions 2 | Process Connections3 |
GC-series 0.5-10 sccm |
GC-Standard series and Digital series 4.72”H x 3.15”W x 1.22”D
GC-Intelligent series 4.92”H x 3.94”W x 1.14”D |
G1/4” Female Thread
G3/8” Female Thread |
GC-series 10-100 sccm | ||
GC-series 100-500 scmm | ||
GC-series 500-1000 sccm | ||
GC-series 1000-2000 sccm | ||
GC-series 2-5 slm | ||
GC-series 5-20 slm | ||
GC-series 20-30 slm | ||
GC-series 30-100 slm |
5.31”H x 4.53”W x 1.38”D |
G3/8” Female Thread |
GC-series 100-200 slm | ||
GC-series 200-300 slm | ||
GC-series 300-500 slm |
6.30”H x 9.25”W x 2.91”D |
G1/2” Female Thread |
GC-series 500-1000 slm | ||
GC-series 1000-2000 slm | ||
GC-series 2000-3000 slm | ||
GC-series 3000-6000 slm | 6.30”H x 9.25”W x 2.91”Dx2 | Double G1/2”Female Thread |
1. Lower Pressure Drops Available mass flow controllers please contact . 2. See drawings for metric equvalents. 3. Compatible with tube, face seal, push connect and compression adapter fittings. VCR and SAE connections upon request. |
GC- Standard series and Digital series
0.5sccm-30slm
GC- Intelligent series
0.5sccm- 30slm
GC- Standard series and Digital series
30slm-300slm
GC-Intelligent series
30slm-300slm
GC- Digital series 300slm-3000slm
GC- Intelligent series
300slm-3000slm
Appendix: Gas conversion coefficient V2.0
For more single gas coefficients or mixed gas coefficients, please provide the specific heat and density of the gas medium and contact for calculation.
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