testo 400 Universal IAQ instrument

technical features

• Measures all IAQ-related parameters: Flow, temperature, humidity, pressure, illuminance, radiant heat, turbulence, CO₂ and CO
• High-precision, location-independent and integrated differential pressure sensor
• High-quality digital probes and an intelligent calibration concept
• Document measuring values directly on the customer's site and send them by e-mail, or further analyze them using the testo DataControl PC software
• Smart and intuitive measurement programs:
  - HVAC grid measurement in accordance with EN ISO 12599 and ASHRAE 111
  - PMV/PPD in accordance with EN ISO 7730 and ASHRAE 55
  - Draught and degree of turbulence in accordance with EN ISO 7730 and ASHRAE 55
  - WBGT measurement in line with DIN 33403 and EN ISO 7243, NET measurement in accordance with DIN 33403