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Latest added news blog
MSR175 Shock Transportation Data Logger
Kenny Laidlaw
Oct 01,2018
The MSR175 shock transportation data logger is the newest miniature logger from MSR.  The MSR175 more >
ThermoAir Probes
  • MC 4.0 ThermoAir Anemometer
  • ThermoAir Probes

MC 4.0 ThermoAir Hot Wire Anemometer

Quick Overview

The MC 4.0 is suitable for the measurement of very low air flows, as well as air temperature and humidity readings. The measurement with a thermoelectric anemometer with uni-directional or omni-directional probe with flow ranges as low as 1 or 5m/s. The MC 4.0 includes an internal logger for up to 1 million readings and port for connecting a separate temperature and humidity probe. As a further bonus, extramodules are available to convert the MC 4.0 for vane anemometers, or differential pressure pitot tubes.


The Mc 4.0 ThermoAir  is available for measuring uni-directional and omni-directional air flows down to as low as 0.015m/s up to 5m/s. Each M 4.0 comes with an internal logger suitable for up to 1 million readings and bluetooth connectivity, plus options to include a touchscreen interface or a larger 4,000mAh battery.


  • Modular concept allows a single instrument to adapt to variouis different applications.
  • 3.2" display with button operation, plus option for touchscreen display
  • MC 4.0 ThermoAir are supplied with removable rubber case in red.
  • Minimum, Maximum and Average values continuously selectable
  • Measurement rate of 2 Secs.
  • Internal logger with 1 million reading capacity in 4GB storage
  • Extramodules are available to convert the MC 4.0 display to accept MiniAir 20 Probes and differential pressure tubing.


MC 4.0 Display Unit

Display: 3.2" TFT Display
Unit of Measure:

Flow: m/s, km/h, ft/s. mph
Volume: Flow: m³h, l/min, m³/s, cfm
Humidity: %RH
Temperature: °C, F, °K
Pressure: Pa, mBar, mm H20, PSI, VOC, CO2 and PM1: ppm
Logger: Internal 4GB memory, capacity 1 million readings
Power Supply: Lithium Polymer Battery
Battery Life: Approx 15 Hours
Case Dimensions: 168 x 68 x 38mm
IP Rating: IP67
Weight: Approx 300g
Operating Temp: 0 to 60°C
Humidity: 0-99%RH
Protective Case: Removable Red Rubber Case. Also available in Blue, Orange or Green.

Availability: Stock Item