Fathoms Technology

GR Series Air Flow Meters and Controllers

GR Meters are an economically versatile user friendly device. Mass flow is read directly for a wide range of flow rates and gases. Available as a meter or controller, they feature on-board backlit display and on-board set point control knob. Standard power is 24VDC supplied by an AC adapter. Their durability and NIST-traceable calibration accuracy, coupled with their relatively low cost, makes them ideal for OEM applications. Call 1-888-FATHOMS (328-4667) for more information.


Technical Info

Wetted MaterialDelrin® or 316 Stainless Steel
Output Signal0-5 VDC Linear or 4-20 MA Linear
Input Power24 VDC Standard, Optional 15 VDC 115 VAC, 220 VAC @ 500ma
Accuracy+/- 1% Full scale (including Linearity)
Repeatability+/- 0.15% Full scale or better
Connection9 Pin Sub "D"
Control SignalIntegral or 0-5 VDC
Control ValveElectromagnetic N/C
Meter Range0-10 SCCM to 200 SLPM
Controller Range0-10 SCCM to 50 SLPM
Max Pressure250 PSIG
Response Time1 Sec
Temperature Coeff.0.05% Full scale per 1º C or better
Pressure Coeff.0.01% Full scale per PSIGw or better




Call 1-888-Fathoms (328-4667) to Order!