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Application
IAQ Measurement And Analysis
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Measurement Programs
HVAC Grid Measurement, PMV/PPD, Turbulence
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Sensors
Differential Pressure, Absolute Pressure
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Parameters Measured
Flow Velocity, Temperature, Humidity, Pressure, Illuminance
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Connection Options
2 X Cable Probes (TUC), 4 X Bluetooth Probes
The testo 400 is the universal measuring instrument for all IAQ professionals. Measure, analyze and document all IAQ and comfort level parameters using just one instrument simply, conveniently and in compliance with the standards. High-quality measuring technology, intuitive measurement assistants, versatile documentation options and a comprehensive selection of IAQ probes make the testo 400 the perfect partner for your day-to-day work. Smart, intuitive measurement programs including HVAC grid measurement as per EN ISO 12599 and ASHRAE 111, PMV/PPD and turbulence as per EN ISO 7730 and ASHRAE 55High-precision, location-independent and integrated differential pressure sensorMeasure all IAQ-related parameters with our wide range of probes for all IAQ measurementsDocument measuring values directly on the customers site and send them by e-mail, or further analyze them using the testo DataControl PC software.High-precision, location-independent, built-in differential pressure sensorIntegrated absolute pressure sensorMeasures all IAQ-related parameters: Flow velocity, temperature, humidity, pressure, illuminance, radiant heat, turbulence, CO2 and CONumerous connection options for probes: 2 x cable probes (TUC), 4 x Bluetooth probes, 2 x type K thermocouple probesCompatible with a wide range of available Bluetooth and cable probes so youll be equipped for any measuring taskCompatible with the testo 420 volume flow hood: Simply connect to the testo 400 via Bluetooth, measure volume flow at larger air inlets and outlets and manage all customer and measuring site data on site using one measuring instrumentFor high-precision measurements and less downtime: Adjustment function at up to six measuring points for zero-error display, probe heads can be replaced without restarting the IAQ measuring instrument, high-quality probes with an intelligent calibration concept (probe calibration independent of the measuring instrument)Long-term monitoring of the indoor