Premier Control Technologies Logo
Premier Control Technologies Flow, pressure, level and temperature solutions

Line Tech Digital Thermal Mass Flow Meters

High quality Digital Thermal Mass Flow Meters ideal for operation within the Vacuum Industry or where the materials compatibility, such as within the Semiconductor Industry, requires 316L stainless steel throughout. The Line-tech analogue thermal mass flow meter range is designed to be durable and easy to maintain as required within such applications as optical-fibre production and leak detection.


  • Highly accurate at low flow
  • Highly stable and fast response sensor
  • High corrosion resistance
  • Excellent linearity
  • Excellent long-term stability
  • High operating pressure up to 1300 psia (90 Bar A)


  • Full Scale availability of 0.01 to 30 SLPM, 30 to 100 SLPM, 100 to 300 SLPM, 300 to 1000 SLPM and 1000 to 1500 SLPM across five body sizes.
  • Highly accurate at +/-0.25% FS with repeatability of +/-0.25%.
  • Meters can operate in temperatures between 0 and 50°C
  • The pressure rating is 1300psia (90 Bar A).
  • Input and output signals are 0-5 Vdc or 4-20 mA
  • Digital Communication across pins 14,15, RS-485, Baud rate 38400 bps, 8 Bit, 1 Bit stop bite, parity: none
  • Power Supply requirements are +15 or +24 VDC single rail.

Model numbers

  • MD30M
  • MD100M
  • MD300M
  • MD500M
  • MD600M


The Line Tech Digital Thermal Mass Flow Meters is widely used in the following industries:

Product enquiry

Please fill out the form below and one of our sales representatives will contact you promptly.


Line Tech