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  • Description

Outside temperature and barometric pressure instrument housed in a solid brass case with black dial and red numerals.

Digitally displays both barometeric pressure and temperature readings in four different modes: Present, High, Low, and Rate of Change for barometric pressure, which shows the amount of change in inches per hour.

When connected to Merlin, the Wind Chill setting will show the effect of wind speed on temperature.

Our newest version allows you to see Low Wind Chill as well.

Features user-selectable units of measurement for temperature (°C, °F) and barometric pressure (inHg, mmHg, kPa, mb).

Memory data is protected by a 10-year backup to preserve data during power outages.

Ships complete with cable, AC adaptor and air temperature sensor.

Please specify altitude if above 2000'.


  • Temperature readings from -30 to +120 degrees Fahrenheit (-30 to +50 Celsius))
  • Barometric pressure readings from 27.5 to 31.5 inches of Mercury (inHg)
  • Retains High and Low temperature and barometer readings until reset by the user
  • Can display current and low wind chill temperature when connected to a Merlin wind speed & direction instrument
  • 10-year data back-up
  • Solid brass case


  • Case: 6.5" O.D. x 2.75" Deep
  • Dial: 4.75" Diameter
  • Temperature: +/-1.5 Degrees Fahrenheit
  • Barometer: +/-0.08 inches of Mercury (inHg)

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