Sales & Support 1300 436 267
Testo 400 Front View

Testo 400

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.

As an expert in the field of air conditioning and ventilation, you will find the Testo 400 universal IAQ measuring instrument ideal. The IAQ measuring instrument with a built-in measurement assistant provides optimum support for carrying out airflow and comfort level measurements in accordance with the standards, as well as for adjusting and inspecting air conditioning and ventilation systems.

What Comes in the Box?

1 x Testo 400 universal IAQ instrument, including a transport case for airflow measurements, connection hose, mains unit with a USB cable, calibration protocol, and instruction manual.

Contact Us for stock levels and order fulfillment

Sales & Support: 1300 436 267
Email: [email protected]

Features

  • 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 55
  • High-precision, location-independent and integrated differential pressure sensor
  • Measures all IAQ-related parameters: Flow, temperature, humidity, pressure, illuminance, radiant heat, turbulence, CO2 and CO
  • 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
  • High-precision, location-independent, built-in differential pressure sensor
  • Integrated absolute pressure sensor
  • Numerous connection options for probes: 2 x cable probes (TUC), 4 x Bluetooth® probes, 2 x type K thermocouple probes
  • Compatible with a wide range of available Bluetooth® and cable probes – so you’ll be equipped for any measuring task
  • Smart-touch display for intuitive operation of the IAQ measuring instrument
  • Built-in WLAN and Bluetooth® interfaces: Send measurement reports directly on site or print them out with a suitable printer

Specifications

General Technical Data

Weight

510 g (instrument)

Dimensions

210 x 95 x 39 mm ((LxWxH))

Operating Temperature

-5 to +45 °C

Product/Housing Material & Product Colour

Plastic

Black/Orange

Protection Class

IP40

Connectable Probes

4 x digital Bluetooth® probe or testo Smart Probe; 2 x digital probe with fixed cable or temperature probe NTC with fixed cable (via Testo Universal Connector - TUC); 2 x temperature probe TC type K with fixed cable

Camera Image Size

Main camera: 8.0 MP; Front camera: 5.0 MP

Battery Life

approx. 10 hrs continuous operation

Display Type

5.0" touch display, HD 1280*720 pixels, IPS (160 k)

Power Supply

Rechargeable li-ion battery (5550 mAh)

Interface

Bluetooth®; USB; WLAN

Memory

2 GB; 1,000,000 measuring values

Storage Temperature

-20 to +60 °C

Temperature - NTC

Measuring Range

-40 to +150 °C

Accuracy

±0.2 °C ±1 Digit (-25 to +74.9 °C)

±0.4 °C ±1 Digit (-40 to -25.1 °C)

±0.4 °C ±1 Digit (+75 to +99.9 °C)

±0.5 % of mv ±1 Digit (Remaining Range)

Resolution

0.1 °C

Temperature - TC Type K (NiCr-Ni)

Measuring Range

-200 to +1370 °C

Accuracy

±(0.3 °C + 0.1 % of mv) ±1 Digit

Resolution

0.1 °C

Differential pressure (internal sensor) - Piezoresistive

Measuring Range

-100 to +200 hPa

Accuracy

±(0.3 Pa + 1 % of mv) ±1 Digit (0 to 25 hPa)

±(0.1 hPa + 1.5 % of mv) ±1 Digit (25.001 to 200 hPa)

Resolution

0.001 hPa

Absolute Pressure (internal sensor and external probe)

Measuring Range

700 to 1100 hPa

Accuracy

±3 hPa

Resolution

0.1 hPa

Accessories

No Image

Comfort Probes

Contact for more range details
No Image

Humidity Probes

Contact for more range details
No Image

Pitot Tubes

Contact for more range details
No Image

Pressure Probes

Contact for more range details
No Image

Temperature Probes

Contact for more range details
No Image

Velocity

Contact for more range details

Enquire about Testo 400