Multi functional measuring instruments for ambient air conditions, for assessing Indoor Air Quality and adjusting and inspecting VAC systemsLarge format backlit display. Easy to use menu system . Selectable profiles including and duct area input for channel measurement and indoor air quality (IAQ) long term measurement profile. Volume flow and average function calculation. MIN\/MAX & display HOLD. Timed or multi point mean calculation. Testo wireless probe system can be added to enable temperature display to be selected from up to 3 wireless temperature probes. Infra red link to optional infra red thermal printer. Protection class IP54 . Magnetic base for clamping to control cabinetsMaximum Temperature = +1370 °C, +150 °C, +400 °CBest Temperature Measurement Accuracy = ±0.5% + 0.4 °CTemperature Measurement Resolution = 0.1°CMaximum Humidity Measurement = 100%RHHumidity Measurement Resolution = 0.1%RHCarbon Dioxide Resolution = 1ppmData Logging = YesPower Source = BatteryBattery Type = AABattery Life = 200 h

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