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mass flow meter / thermal / for gas / high-pressure
HFM-D-301B/HFC-D-303B/Digital 300 Vue Series Teledyne Hastings Instruments



  • Technology:

    mass, thermal

  • Fluid:

    for gas

  • Other characteristics:

    high-pressure, compact, digital, with display, bi-directional, with analog output, high-accuracy, RS485, in-line, with indicator-totalizer, 4-20 mA, stainless steel

  • Process temperature:

    Min.: -20 °C (-4 °F)

    Max.: 70 °C (158 °F)

  • Volumetric flow rate:

    Min.: 25 l/min (6.6 us gal/min)

    Max.: 1,000 l/min (264.2 us gal/min)


See Mass Flow in a Whole New Way!

The 300 Vue is our newest series of digital gas thermal mass flow instruments which provide accurate, fast and convenient gas measurement and control. The color touchscreen display allows for local adjustments and monitoring of gas flow. Powerful and intuitive menus enable control of the gas flow in many ways. The instrument can be installed and operating in seconds. Flexible custom flow instruments without the custom price or lead time.

Color Touch Screen Display

Graphically View Flow

Multi-Gas Calibrations

Sensor Diagnostics

Analog and Digital Output
0-5VDC, 0-10VDC, 4-20mA
​RS232, RS485, USB

Flow Capacity from 25 SLM to 1000 SLM

Fitting Options from Compression to Surface Mount

Metal and Elastomer Seal Available

Linear, Accurate, Flexible