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| | .jpg) | Model AF mass flow meters and controllers are designed to indicate flow rates and control set flow rates of gases.
Design Features
- Rigid metallic construction.
- Maximum pressure of 1000 psig (70 bars).
- 0-5 Vdc or 4-20mA signals.
- Leak integrity 1 x 10-9 smL/sec of helium.
- Accuracy of ±1% F.S.
- Totalizer option.
- Circuit protection.
Each of these units incorporates an advanced straight tube sensor in conjunction with flow passage elements constructed of stainless steel. | |
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| | .jpg) | Programmable DFC Mass Flow Controller with Digital Signal Processing
Microprocessor driven digital flow controllers allow one to program, record, and analyze flow rates of various gases with a computer via an RS-485 interface. Optional RS-232 is available.
Design Features
- Digital and Analog modes operate simultaneously.
- Programmable Flow Configurations.
- Multi-Drop Capability of up to 256 units.
- Stores calibration data for up to 10 gases.
- Totalizer indicates total gas quantity.
- Alarm limits for high and low gas flow.
- Conversion factors for up to 256 gases.
- Auto Tune function for optimum control response.
- Self-Diagnostic Tests.
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| | .jpg) | GFC Thermal Mass Flow Controllers are designed to indicate and control set flowrates of gases.
Design Features
- Rigid metallic construction.
- Maximum pressure of 1000 psig (70 bars).
- Leak integrity 1 x 10-7 of helium.
- NIST traceable certification.
- Built-in tiltable LCD readout.
- 0-5 Vdc and 4-20 mA signals.
- Circuit protection.
- Can be used as a portable device.
- Engineering units or 0 to 100% displays.
- Totalizer option.
The GFC combines the characteristics and accuracy of conventional mass flow devices into a unique compact design at low costs previously unattainable. | |
