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testo 400 - Universal Air Flow and IAQ Instrument

Order-Nr. 0560 0400

A measuring instrument for all climate-related parameters
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
Extendible with a wide range of probes
Analytical software for creating professional reports and measurement data management
Digital probes eliminate any additional measurement uncertainty of the measuring instrument

The testo 400 is the universal measuring instrument for all TAB / Commissioning and IAQ professionals. Measure, analyze and document Air flow, air pressure, 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 air flow, comfort and IAQ probes make the testo 400 the perfect partner for your day-to-day work.

A measuring instrument for all climate-related parameters

Details

Product Description

As an expert in the field of air conditioning and ventilation, you will find the testo 400 universal Air flow and IAQ measuring instrument ideal. The measuring instrument with a built-in measurement assistant provides optimum support for carrying out air flow and comfort level measurements in accordance with the standards like NEBB and ASHRAE, as well as for Testing, Adjusting & Balancing (TAB) air conditioning and ventilation systems.

testo 400 universal Air Flow and IAQ instrument – features:

Impressive IAQ measurement technology

High-precision, location-independent and integrated differential pressure sensor meeting the NEBB Instrument requirements for Air pressure
Integrated absolute pressure sensor
Measures all IAQ-related parameters: Flow, temperature, humidity, pressure, illuminance, radiant heat, turbulence, CO2 and CO
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
For 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 air quality: Order the IAQ data logger for carrying out long-term measurements with the testo 400 IAQ measuring instrument. While the stand-alone data logger is carrying out the IAQ measurement, you can use the IAQ measuring instrument for measurements elsewhere

Smart, intuitive, practical: Measurement programs, measurement data management and operation

For error-free measurements in accordance with the standards: Smart, intuitive measurement menus and evaluation of readings according to the traffic light principle provide optimum support for your measuring task. Use the measurement programs for standard-compliant measurements: HVAC volume flow grid measurement as per ASHRAE 111, PMV/PPD as per ASHRAE 55, draft and turbulence as per ASHRAE 55
Complete the measurement and full documentation including photos, comments and your own logo on site at the customer’s premises, and send by e-mail (via WiFi)
Customer and measuring point management is carried out in the measuring instrument itself – for efficient work on site
Smart-touch display for intuitive operation of the IAQ measuring instrument
testo DataControl PC software for further analysis, archiving and documentation of measurement data on your computer
Built-in WiFi and Bluetooth® interfaces: Send measurement reports directly on site or print them out with a suitable printer

Delivery Scope

testo 400 universal instrument (0560 0400)
Transport case for air flow measurement (0516 1400)
Power supply with USB cable (0554 1106)
testo DataControl software
Calibration protocol

NEBB

Compliant Probes

Technical Data

Temperature - NTC
Measuring range	-40.0° to 302.0 °F / -40 to +150 °C
Accuracy	±0.4 °F ±1 Digit (-13° to 166.8 °F) / ±0.2 °C ±1 Digit (-25 to +74.9 °C) ±0.7 °F ±1 Digit (-40° to -13.2 °F) / ±0.4 °C ±1 Digit (-40 to -25.1 °C) ±0.7 °F ±1 Digit (75° to 211.8 °F) / ±0.4 °C ±1 Digit (+75 to +99.9 °C) ±0.5 % of mv ±1 Digit (Remaining Range)
Resolution	0 °F / 0.1 °C

Temperature - NTC

Measuring range

-40.0° to 302.0 °F / -40 to +150 °C

Accuracy

±0.4 °F ±1 Digit (-13° to 166.8 °F) / ±0.2 °C ±1 Digit (-25 to +74.9 °C)

±0.7 °F ±1 Digit (-40° to -13.2 °F) / ±0.4 °C ±1 Digit (-40 to -25.1 °C)

±0.7 °F ±1 Digit (75° to 211.8 °F) / ±0.4 °C ±1 Digit (+75 to +99.9 °C)

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

Resolution

0 °F / 0.1 °C

Temperature - Type K TC
Measuring range	-328.0° to 2498.0 °F / -200 to +1370 °C
Accuracy	±(0.5 °F + 0.1 % of mv) ±1 Digit / ±(0.3 °C + 0.1 % of mv) ±1 Digit
Resolution	0.1 °F / 0.1 °C

Differential pressure (internal sensor) - Piezoresistive
Measuring range	0 to +80 InH₂O / 0 to +200 hPa
Accuracy	±(0.0 InH₂O + 1 % of mv) ±1 Digit (0 to 25 InH₂O) / ±(0.3 Pa + 1 % of mv) ±1 Digit (0 to 25 hPa) ±(0.0 InH₂O + 1.5 % of mv) ±1 Digit (10.000 to 80 InH₂O) / ±(0.1 hPa + 1.5 % of mv) ±1 Digit (25.001 to 200 hPa)
Resolution	0.000 InH₂O / 0.001 hPa

Differential pressure (internal sensor) - Piezoresistive

Measuring range

0 to +80 InH₂O / 0 to +200 hPa

Accuracy

±(0.0 InH₂O + 1 % of mv) ±1 Digit (0 to 25 InH₂O) / ±(0.3 Pa + 1 % of mv) ±1 Digit (0 to 25 hPa)

±(0.0 InH₂O + 1.5 % of mv) ±1 Digit (10.000 to 80 InH₂O) / ±(0.1 hPa + 1.5 % of mv) ±1 Digit (25.001 to 200 hPa)

Resolution

0.000 InH₂O / 0.001 hPa

Absolute Pressure (internal sensor and external probe)
Measuring range	280 to 440 InH₂O / 700 to 1100 hPa
Accuracy	±1 InH₂O / ±3 hPa
Resolution	0.1 InH₂O / 0.1 hPa

General technical data
Weight	17.99 oz. (instrument) / 510 g (instrument)
Dimensions	8.3 x 3.7 x 1.5 in. ((LxWxH)) / 210 x 95 x 39 mm ((LxWxH))
Operating temperature	23.0° to 113.0 °F / -5 to +45 °C
Housing	Plastic
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
Product colour	black/orange
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	-4.0° to 140.0 °F / -20 to +60 °C

*TUC connection (Testo Universal Connector): For the connection of fixed cable digital probes and NTC probes.

Probes

Comfort probes

Turbulence probe (digital), wired: for determining the degree of turbulence and draught risk according to EN ISO 7730 / ASHRAE 55 – measuring range 0 to +5 m/s, 0 to +50 °C

Order Number: 0628 0152

CO2 probe (digital) with Bluetooth® including temperature and humidity sensor

CO₂ probe (digital) with Bluetooth^® including temperature and humidity sensor: for measuring the indoor air quality in offices, production areas or storage facilities – measuring range 0 to 10,000 ppm, -10 to +50 °C, 5 to 95% RH

Order Number: 0632 1551

Lux probe (digital) for measuring illuminance, wired

Lux probe (digital), wired: for measuring illuminance in workplaces (e.g. offices, production areas) – measuring range 0 to 100,000 lux

Order Number: 0635 0551

CO2 probe (digital) including temperature and humidity sensor, wired

CO₂ probe (digital) including temperature and humidity sensor, wired: for measuring the indoor air quality in offices, production areas or storage facilities – measuring range 0 to 10,000 ppm, -10 to +50 °C, 5 to 95% RH

Order Number: 0632 1552

CO2 probe head including temperature and humidity sensor

CO₂ probe head including temperature and humidity sensor: for attachment to universal Bluetooth^® or cable handle – measuring range 0 to 10,000 ppm, -10 to +50 °C, 5 to 95% RH

Order Number: 0632 1550

CO probe (digital) with Bluetooth^®: for measuring carbon monoxide in indoor areas (e.g. boiler rooms) – measuring range 0 to 500 ppm

Order Number: 0632 1271

CO probe head: for attachment to universal Bluetooth^® or cable handle – measuring range 0 to 500 ppm

Order Number: 0632 1270

CO probe (digital), wired: for measuring carbon monoxide in indoor areas (e.g. boiler rooms) – measuring range 0 to 500 ppm

Order Number: 0632 1272

Globe-Thermometer ~ 150 mm, TE Typ K, zum Messen der Strahlung

Globe probe Ø 5.9"

Order Number: 0602 0743

Humidity probes

Humidity/temperature probe (digital) with Bluetooth^®: for measurements in rooms, ventilation ducts, refrigeration systems and heat pumps – accuracy ±2% RH / ±0.5 °C, measuring range 0 to 100% RH / -20 to +70 °C

Order Number: 0636 9731

Humidity/temperature probe (digital), wired: for measurements in rooms, ventilation ducts, refrigeration systems and heat pumps – accuracy ±2% RH / ±0.5 °C, measuring range 0 to 100% RH / -20 to +70 °C

Order Number: 0636 9732

Humidity/temperature probe head: for attachment to universal Bluetooth^® or cable handle – accuracy ±2% RH / ±0.5 °C, measuring range 0 to 100% RH / -20 to +70 °C

Order Number: 0636 9730

High-precision humidity/temperature probe (digital) with Bluetooth^®: for measurements in cleanrooms and laboratories, and critical processes in the pharmaceutical, industrial and food sectors, as well as in storage, refrigerated and work rooms or in air conditioning/ventilation ducts - accuracy: ±(0.6% RH + 0.7 % of m.v.) (0 to 90% RH) / ±0.3 °C (+15 to +30 °C)

Order Number: 0636 9771

High-precision humidity/temperature probe (digital), wired: for measurements in cleanrooms and laboratories, and critical processes in the pharmaceutical, industrial and food sectors, as well as in storage, refrigerated and work rooms or in air conditioning/ventilation ducts - accuracy: ±(0.6% RH + 0.7 % of m.v.) (0 to 90% RH) / ±0.3 °C (+15 to +30 °C)

Order Number: 0636 9772

High-precision humidity/temperature probe head: for attachment to a universal Bluetooth^® or cable handle – accuracy: ±(0.6% RH + 0.7 % of m.v.) (0 to 90% RH) / ±0.3 °C (+15 to +30 °C)

Order Number: 0636 9770

Robust humidity/temperature probe (digital) for temperatures up to +180 °C, wired: for measurements in industrial exhaust air, in bulk materials and in climatic test cabinets – accuracy ±2% RH (2.1 to 98% RH) / ±0.4 °C (0.1 to +50 °C), measuring range 0 to 100% RH / -20 to +180 °C

Order Number: 0636 9775

Order Number: 0560 2605 03

Pitot tubes

Pitot tube, stainless steel, 19.7 in.

Order Number: 0635 2045

Pitot tube, stainless steel, 13.8 in.

Order Number: 0635 2145

Pitot tube, stainless steel, 3.3 ft

Order Number: 0635 2345

Pitot tube; (length: 360mm)

Order Number: 0635 2043

Pitot tube; (length: 500mm)

Order Number: 0635 2143

Pitot tube; (length: 1000mm)

Order Number: 0635 2243

Pressure Probe

testo 510i – differential pressure measuring instrument with smartphone operation

Order Number: 0560 1510

Order Number: 0560 2549 03

Temperature probes

testo 805i – infrared thermometer with smartphone operation

Order Number: 0560 1805

$ 136.00

excl. tax

High-precision immersion/penetration probe (digital)

High-precision immersion/penetration probe (Pt100 temperature sensor, digital) for temperature measurements in liquids and pastes – measuring range -80 to +300 °C, accuracy up to ±0.05 °C

Order Number: 0618 0275

Immersion/penetration probe (digital) with Pt100 temperature sensor: for temperature measurements in liquids and pastes – measuring range -100 to +400 °C, accuracy up to ±0.15 °C

Order Number: 0618 0073

Glass-coated laboratory probe (Pt100 temperature sensor, digital) for temperature measurements in aggressive media – measuring range -50 to +400 °C

Order Number: 0618 7072

Robust, fast-action air probe (digital)

Order Number: 0618 0072

Flexible temperature probe (digital) with Pt100 temperature sensor: for temperature measurements in locations that are difficult to access and in liquids – measuring range -100 to +260 °C

Order Number: 0618 0071

Waterproof immersion/penetration probe with NTC temperature sensor

Waterproof immersion/penetration probe (NTC temperature sensor) for temperature measurements in liquids and semi-solid media – measuring range -50 to +150 °C, accuracy ±0.2 °C (-25 to +74.9 °C)

Order Number: 0615 1212

Robust air probe with NTC temperature sensor

Robust air probe (NTC temperature sensor) with a short response time, for measuring air temperature – measuring range -50 to +125 °C, accuracy ±0.2 °C (-25 to +80 °C)

Order Number: 0615 1712

Clamp probe with NTC temperature sensor for measurements on pipes (Ø 6-35 mm)

Clamp probe (NTC temperature sensor) for measuring the surface temperature of pipes (Ø 6-35 mm) – measuring range -40 to +125 °C

Order Number: 0615 5505

Rugged air probe, T/C Type K

Order Number: 0602 1793

Fast-action surface probe with sprung thermocouple strip

Fast-action surface probe with spring thermocouple , for uneven surfaces, short-term range to +932°F, T/C Type K

Order Number: 0602 0393

Fast-reaction paddle surface probe, for measurements in inaccessible places, e.g. narrow apertures and slots, TC Type K

Order Number: 0602 0193

Efficient, waterproof surface probe with small measurement head for flat surfaces, T/C Type K

Order Number: 0602 0693

Fast-action surface probe with spring thermocouple for uneven surfaces, short-term to +932°F, T/C Type K

Order Number: 0602 0993

Flat head surface probe with telescopic handle max. 680 mm

Flat head surface probe with telescopic handle (max. 24 in.) for hard-to-reach areas, T/C Type K

Order Number: 0602 2394

Magnetic probe, adhesive force approx. 20 N, with magnets, for measurements on metal surfaces

Order Number: 0602 4792

Magnetfühler, Haftkraft ca. 10 N, mit Haft-Magneten

Surface temperature probe with magnet (TC type K), adhesive power 10 N – Measuring range -50 to +400°C

Order Number: 0602 4892

Waterproof surface probe with widened measurement tip

Waterproof surface probe with widenend measurement tip for flat surfaces, T/C Type K

Order Number: 0602 1993

Temperature probe with Velcro (TC Type K)

Order Number: 0628 0020

Pipe wrap probe for pipe diameter 5 to 65 mm

Pipe clamp probe for pipe diameter 0.2 to 2.5'', with replaceable measuring head. Measuring range to 536 °F short-term

Order Number: 0602 4592

Clamp probe for measurements on pipes, pipe diameter 0.6 to 1'' (max. 1''), meas. range to +266 °F short-term

Order Number: 0602 4692

Efficient and fast-action immersion probe, waterproof, T/C Type K

Order Number: 0602 0593

Fast-action, waterproof immersion/penetration probe

Super-quick, waterproof immersion/penetration probe, T/C Type K

Order Number: 0602 2693

Immersion tip, flexible
Measuring range: -328° to 1832 °F (-200° to 1000 °C)

Order Number: 0602 5792

Immersion tip, flexible

Order Number: 0602 5793

Immersion measurement tip, flexible, for measurements in air

Flexible immersion measurement tip for measurements in air/exhaust gases (not suitable for measurements in smelters), TC Type K -104 to +1832 °F, 39" long, Ø 0.12"

Order Number: 0602 5693

Waterproof immersion/penetration probe, TC Type K

Waterproof immerstion/penetration probe, T/C Type K

Order Number: 0602 1293

Flexible, low-mass immersion measurement tip, ideal for measurements in small volumes such as petri dishes, or for surface measurements (e.g. attached with adhesive tape), TC Type K

Order Number: 0602 0493

Wasserdichter Lebensmittelfühler aus Edelstahl (IP65)

Waterproof food probe made of stainless steel (IP65)

Order Number: 0602 2292

Thermocouple with TC adapter, flexible, 800 mm long

Thermocouple with T/C adapter, flexible, 32 in. long, fibre glass, T/C Type K

Order Number: 0602 0644

Thermocouple with TC adapter, flexible, length 1500 mm

Thermocouple with T/C adapter, flexible, 60 in. long, fibre glass, T/C Type K

Order Number: 0602 0645

Thermocouple with TC adapter, flexible, 1500 mm long, PTFE

Thermocouple with T/C adapter, flexible, 60 in. long, PTFE, T/C Type K

Order Number: 0602 0646

Order Number: 0560 2115 03

testo 915i - Thermometer with air probe (TC type K) and smartphone operation

Order Number: 0563 3915

Velocity Probe

Hot wire probe (digital) with Bluetooth^®including temperature and humidity sensor: for measurements in ventilation ducts – measuring range 0 to +50 m/s, -20 to +70 °C, 5 to 95% RH

Order Number: 0635 1571

Hot wire probe (digital) including temperature and humidity sensor, wired: for measurements in ventilation ducts – measuring range 0 to +50 m/s, -20 to +70 °C, 5 to 95% RH

Order Number: 0635 1572

Hot wire probe head including temperature and humidity sensor: for attachment to extendable telescope for air velocity probes with universal handle – measuring range 0 to +50 m/s, -20 to +70 °C, 5 to 95% RH

Order Number: 0635 1570

Vane probe (Ø 16 mm, digital) with Bluetooth® including temperature sensor: for measurements in ventilation ducts – measuring range +0.6 to +50 m/s, -10 to +70 °C

Order Number: 0635 9571

Vane probe (Ø 16 mm, digital) including temperature sensor, wired: for measurements in ventilation ducts – measuring range +0.6 to +50 m/s, -10 to +70 °C

Order Number: 0635 9572

16 mm vane probe head including temperature sensor; for attachment to extendable telescope for air velocity probes with universal handle – measuring range +0.6 to +50 m/s, -10 to +70 °C

Order Number: 0635 9570

Hot wire probe (digital) including temperature sensor, wired: for measurements in ventilation ducts – measuring range 0 to 30 m/s, -20 to +70 °C

Order Number: 0635 1032

Vane probe (Ø 16 mm, digital), wired: for measurements in ventilation ducts – measuring range +0.6 to +50 m/s

Order Number: 0635 9532

Fume cupboard probe (digital), wired: for measuring inflow speed and exhaust air volume flow in fume cupboards according to DIN EN 14175-3/-4 – measuring range 0 to 5 m/s, 0 to +50 °C

Order Number: 0635 1052

High-precision vane probe (Ø 100 mm, digital) with Bluetooth^® including temperature sensor: for measurements at air outlets in cleanrooms and at plate outlets, ventilation grilles or swirl outlets – measuring range +0.1 to +15 m/s, -20 to +70 °C

Order Number: 0635 9371

High-precision vane probe (Ø 100 mm, digital) including temperature sensor, wired: for measurements at air outlets in cleanrooms, as well as at plate outlets, ventilation grilles or swirl outlets – measuring range +0.1 to +15 m/s, -20 to +70 °C

Order Number: 0635 9372

High-precision 100 mm vane probe head including temperature sensor: for attachment to extendable telescope for air velocity probes with universal handle or to a universal Bluetooth^® or cable handle – measuring range +0.1 to +15 m/s, -20 to +70 °C

Order Number: 0635 9370

Vane probe (Ø 100 mm, digital) with Bluetooth^® including temperature sensor: for measurements at ceiling/air outlets and at plate outlets, ventilation grilles or swirl outlets – measuring range +0.3 to +35 m/s, -20 to +70 °C

Order Number: 0635 9431

Vane probe (Ø 100 mm, digital) including temperature sensor, wired: for measurements at ceiling/air outlets and at plate outlets, ventilation grilles or swirl outlets – measuring range +0.3 to +35 m/s, -20 to +70 °C

Order Number: 0635 9432

100 mm vane probe head: for attachment to extendable telescope for air velocity probes with universal handle or to universal Bluetooth^® or cable handle – measuring range +0.3 to +35 m/s, -20 to +70 °C

Order Number: 0635 9430

testo 405i – thermal anemometer with smartphone operation

Order Number: 0560 1405

testo 410i – vane anemometer with smartphone operation

Order Number: 0560 1410

$ 155.00

excl. tax

Hot ball probe (Ø 3 mm, digital), incl. temperature sensor, fixed cable: for measurement in non-directional air flows – measuring range 0 to 10 m/s, -20 to +70 °C

Order Number: 0635 1051

$ 915.00

excl. tax

Hot wire probe (Ø 7.5 mm, digital), incl. temperature sensor, fixed cable: for measurement in ventilation ducts, at plate outlets, ventilation grilles – measuring range 0 to 20 m/s, -20 to +70 °C

Order Number: 0635 1026

$ 702.00

excl. tax

Make sure you get the testo 420 volume flow hood for larger ceiling outlets and at the same time enjoy multiple maintenance benefits on HVAC systems. Because the flow hood with the removable measuring instrument is not only exceptionally light, it also guarantees accurate volume flow calculations at swirl outlets

Order Number: 0563 4200

$ 3,699.00

excl. tax

Sets

testo 400 IAQ and comfort kit with tripod

Order Number: 0563 0401

Accessories

IAQ data logger for long-term measurements

Order Number: 0577 0400

Measuring tripod for IAQ and comfort level measurements, to ensure standard-compliant, secure positioning of measuring instrument and probes including transport bag

Order Number: 0554 1591

Transport case for air flow measurements

Order Number: 0516 1400

$ 249.00

excl. tax

Transport case for IAQ and comfort level measurements

Order Number: 0516 2400

$ 425.00

excl. tax

Universal cable handle for connecting probe heads

Cable handle for connecting probe heads: transmits readings via cable

Order Number: 0554 2222

Universal Bluetooth® handle for connecting probe heads

Bluetooth^® handle for connecting probe heads: transmits readings conveniently via Bluetooth

Order Number: 0554 1111

USB mains unit, including cable

Order Number: 0554 1106

Connection hose, silicone, 16.4 ft, load up to 281 inH₂O

Order Number: 0554 0440

Connection hose, silicone-free, 16.4 ft, load up to 281 inH₂O

Order Number: 0554 0453

Free download: testo DataControl PC software

Order Number: 0501 4000

Measuring tripod for flow measurements, for standard-compliant and secure positioning of probes

Order Number: 0554 1592

testovent 417 volume flow straightener set

Flow straigthener set testovent 417 consisting of funnel set testovent 417 and flow straigthener testovent 417

Order Number: 0554 4173

BLUETOOTH®-/IRDA printer with Bluetooth® and IrDA interface for printing out measurement data and graphs from compatible Testo measuring instruments or Testo Apps

Order Number: 0554 0621

$ 577.00

excl. tax

Applications

Air flow and IAQ measurements in the field of air conditioning and ventilation

Air flow measurements: Flow measurements in ducts, at outlets and on filters as per ASHRAE 111
High-precision, location-independent and built-in differential pressure sensor, smart and intuitive measurement programs for IAQ measurements in accordance with the standards, creation of documentation on site, e-mailing of reports, versatile combination options with IAQ probes
Measurements in laboratories and cleanrooms: Flow measurements in fume cupboards, differential pressure measurements and laminar flow measurements in cleanrooms, humidity measurements in cleanrooms
Comfort level measurements: Measurement of indoor air quality or turbulence as per ASHRAE 55, NET measurement as per DIN 33403, PMV/PPD as per ASHRAE 55

application testo 400 Universal IAQ instrument

Downloads

Product Brochures

testo 400 Data Sheet (application/pdf, 6.691 KB)

1-484-350-4318

Inquiry