- 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
- 2 thermocouple type K inputs (mini-plug)
- 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.
testo 400 universal IAQ instrument – features
Impressive IAQ measurement technology
- High-precision, location-independent, built-in differential pressure sensor
- Integrated absolute pressure sensor
- Measures all IAQ-related parameters: Flow velocity, 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
- Compatible 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 instrument
- 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 provide optimum support for your measuring task. Use the measurement programs for standard-compliant measurements: HVAC grid measurement as per EN ISO 12599 and ASHRAE 111, PMV/PPD as per EN ISO 7730 and ASHRAE 55, draught and turbulence as per EN ISO 7730 and ASHRAE 55, WBGT measurement as per DIN 33403 and EN ISO 7243, NET measurement as per DIN 33403
- Complete the measurement along with full documentation including photos, comments and your own logo at the customer’s premises, and send by e-mail (via WLAN)
- Customer and measuring point management is carried out on 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 WLAN and Bluetooth® interfaces: Send measurement reports directly on site or print them out with a suitable printer
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 |
General technical data |
|
---|---|
Weight |
510 g (instrument) |
Dimensions |
210 x 95 x 39 mm ((LxWxH)) |
Operating temperature |
-5 to +45 °C |
Product-/housing material |
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 |
-20 to +60 °C |
Attachments
Internal differential pressure measurement -15000 ... + 15000 Pa
Type K (NiCr-Ni) thermocouple connection -200… +1370 ° C
Internal data storage
Wide range of probes with wireless handle, no cable hassle, for:
- Channels and air outlets
- Indoor air quality
- Turbulence graph according to EN ISO 7730 / ASHRAE 55
- Cleanrooms and laboratories
Connections:
- 1x digital probe with cable or 1x temperature NTC
- 1x digital Bluetooth probe or Testo Smart Probe
- 1x differential pressure (internal)
- 1x Temperature thermocouple type K
2 versions:
Testo 174 T - Mini temperature data logger, ideal for continuous monitoring of storage temperature, for example of food or pharmaceutical products. It is also suitable for temperature control in refrigerators or cold stores.
-
Measurement data memory for 16 000 temperature readings, approx. 500 days of battery life
-
High data integrity, even with an empty battery
-
Waterproof according to IP 65, HACCP-compliant and certified according to EN 12830
-
Data analysis: three possible software versions to choose from, basic software available as a free download
Testo 174 H - Mini temperature and humdity datalogger to monitor temperature and humidity in e.g. storage rooms and offices
-
Memory for up to 16 000 temperature and humidity measurements
-
Longlife humidity sensor for reliable and accurate measurements
-
Easy data transfer via USB cable, practical data analysis and logging on PC
-
Free software download (ComSoft Basic)
General technical data | |
---|---|
Weight |
35 g |
Dimensions |
60 x 38 x 18.5 mm |
Operating temperature |
-30 to 70 °C |
Product-/housing material |
Plastic |
Protection class |
IP65 |
Channels |
1 internal |
Product colour |
white |
Standards |
EU-guideline 2014/30/EU; 2011/65/EU |
Measuring rate |
1 min - 24 h |
Battery type |
2 x 3V button cell (CR 2032) |
Battery life |
500 days (15 min measuring cycle, +25 °C) |
Memory |
16,000 measuring values |
Storage temperature |
-40 to +70 °C |
Temperature - NTC | |
---|---|
Measuring range |
-30 to +70 °C |
Accuracy |
±0.5 °C (-30 to +70 °C) |
Resolution |
0.1 °C |
Humidity - Capacitive | |
---|---|
Measuring range |
0 to 100 %RH* |
Accuracy |
±3 %RH (2 to +98 %RH) at +25 °C < ±1 %RH / year drift at +25 °C |
Resolution |
0.1 %RH |
Attachments
- For measuring volume flow, air velocity and temperature
- Simple configuration of the dimension and geometry of the duct cross-section for determining the volume flow
- Convenient for working in ventilation ducts thanks to its telescopic tube, which can be extended up to 400 mm
- Really convenient to operate thanks to the testo Smart App (e.g. easy viewing of readings, measurement data trend, log function)
With the testo 405i hot wire anemometer, you can measure air velocities, temperatures and volume flows. Via Bluetooth, the readings are transmitted wirelessly straight to the testo Smart App on your smartphone or tablet. You can view the values conveniently and use numerous intelligent features.
Temperature - NTC |
|
---|---|
Measuring range |
-20 to +60 °C |
Accuracy |
±0.5 °C |
Resolution |
0.1 °C |
Velocity - Hot wire |
|
---|---|
Measuring range |
0 to 30 m/s |
Accuracy |
±(0.1 m/s + 5 % of mv) (0 to 2 m/s) ±(0.3 m/s + 5 % of mv) (2 to 15 m/s) |
Resolution |
0.01 m/s |
General technical data |
|
---|---|
Weight |
119.6 g |
Dimensions |
200 x 30 x 41 mm |
Operating temperature |
-20 to +50 °C |
Product-/housing material |
Plastic |
System requirements |
requires iOS 11.0 or newer; requires Android 6.0 or newer; requires mobile end device with Bluetooth 4.0 |
Product colour |
black/orange |
Battery type |
3 AAA micro batteries |
Battery life |
15 h |
Length probe shaft |
400 mm |
Storage temperature |
-20 to +60 °C |
- Temperature and flow measurement as well as volumetric flow calculation
- Permanently attached extendible telescopic probe – maximum length 820 mm, diameter 7.5 mm
- With single and multi-point averaging
- Hold function, display of min/max value, Auto-off function
The functional testing of ventilation and air conditioning systems includes monitoring the flow speed in ventilation ducts. If the air flow velocity and volumetric flow are not set correctly, the room air quality may suffer. The testo 425 thermal anemometer measures the flow speed and automatically calculates the volumetric flow.
General technical data |
|
---|---|
Weight |
285 g |
Dimensions |
182 x 64 x 40 mm |
Operating temperature |
-20 to +50 °C |
Product-/housing material |
ABS |
Battery type |
9V block battery, 6F22 |
Battery life |
20 h |
Storage temperature |
-40 to +70 °C |
Temperature - NTC |
|
---|---|
Measuring range |
-20 to +70 °C |
Accuracy |
±0.5 °C (0 to +60 °C) ±0.7 °C (Remaining Range) |
Resolution |
0.1 °C |
Velocity -Thermal anemometer |
|
---|---|
Measuring range |
0 to +20 m/s |
Accuracy |
±(0.03 m/s + 5 % of mv) |
Resolution |
0.01 m/s |
- Measurement of gas flow and static pressure
- Measurement menu for pressure drop test including alerts
- Magnetic holder for easy attachment
Handy and intelligent: the compact testo 510i differential pressure measuring instrument featuring professional measuring technology and smartphone operation for measuring differential pressure. Readings can be viewed conveniently on your smartphone/tablet via the testo Smart App and emailed directly.
Delivery scope
testo 510i differential pressure measuring instrument with smartphone operation, including hose set (Ø 4 mm and 6 mm) with adapter, batteries and calibration protocol.
Differential pressure (internal sensor) - Piezoresistive |
|
---|---|
Measuring range |
-150 to +150 hPa |
Accuracy |
±0.05 hPa (0 to +1 hPa) ±(0.2 hPa + 1.5 % of mv) (+1 to +150 hPa) |
Resolution |
0.01 hPa |
General technical data |
|
---|---|
Weight |
92 g |
Dimensions |
148 x 36 x 23 mm |
Operating temperature |
-20 to +50 °C |
Product-/housing material |
ABS / TPE |
System requirements |
requires iOS 11.0 or newer; requires Android 6.0 or newer; requires mobile end device with Bluetooth 4.0 |
Product colour |
black/orange |
Battery type |
3 AAA micro batteries |
Battery life |
150 h |
Storage temperature |
-20 to +60 °C |
- Permanently connected telescopic sensor – maximum length 890 mm, diameter 16 mm
- Airflow measurements, selective and time mean values for calculating air volume
- Hold function; min/max display; auto power off
- Calibration certificate and batteries included
Vane anemometer with telescopic sensor – ideal for carrying out airflow measurements in air ducts.
General technical data |
|
---|---|
Weight |
325 g |
Dimensions |
182 x 64 x 40 mm |
Operating temperature |
-20 to +50 °C |
Product-/housing material |
ABS |
Battery type |
9V block battery, 6F22 |
Battery life |
80 h |
Storage temperature |
-40 to +70 °C |
Velocity - Vane |
|
---|---|
Measuring range |
0.6 to 40 m/s |
Accuracy |
±(0.2 m/s + 1.5 % of mv) |
Resolution |
0.1 m/s |
Part of the ITES-system, but can be used seperately.
Measured parameters:
- Differential pressure 0,01..10,00 hPa (1...1000Pa)
- Static pressure 400..1300hPa
- Temperature (type K thermocouple) 0..500°C
- Power supply 24VDC
- Analog output 4..20mA on Harting plug
- Differential pressure 0,01..10,00 hPa temperature compensated, precision +/-0,01 hPa
- Static pressure 400..1300hPa, precision 0,2% FS
- Temperature (type K thermocouple) 0..500°C, precision 0,4% FS
- Power supply 24VDC (external)
- Analog outpout 4..20mA on Harting-plug
- Housing: Aluminum
- Dimensions 200 x 60 x 100 mm
- Weight ~1 kg
This temperature measuring instrument is particularly practical because it enables virtually any kind of temperature measurement. Whether for surface, air or immersion/penetration measurement: with the testo 925 you can rely on our all-rounder in heating engineering, the sanitation sector and refrigeration and air conditioning technology.
- An attachable temperature probe and a radio temperature probe can be connected
- Large range of fast temperature probes on offer for surface, air or immersion/penetration measurement (optional)
- Continuous display of min./max. values
- Acoustic alarm sounds when limit values are exceeded
Temperature - TC Type K (NiCr-Ni) |
|
---|---|
Measuring range |
-50 to +1000 °C |
Accuracy |
±(0.5 °C + 0.3 % of mv) (-40 to +900 °C) ±(0.7 °C + 0.5 % of mv) (Remaining Range) |
Resolution |
0.1 °C (-50 to +199.9 °C) 1 °C (Remaining Range) |
General technical data |
|
---|---|
Dimensions |
182 x 65 x 40 mm |
Operating temperature |
-20 to +50 °C |
Housing |
ABS |
Number of channels |
1-channel |
Battery type |
9V block battery, 6F22 |
Battery life |
200 h (connected probe, backlight off); 45 h (radio mode, backlight off); 68 h (connected probe, backlight always on); 33 h (radio mode, backlight always on) |
Storage temperature |
-40 to +70 °C |
Weight |
171 g |
- Short response time of 2 seconds
- Very large measuring range: -60 to +1000 °C
- Waterproof
- Thermocouple type K
Fast, flexible and waterproof: the immersion probe is ideal for carrying out accurate immersion measurements in various liquids.
Art.0602 0593
- Differential pressure measurement from 0 to 100 hPa
- Flow measurement possible with a Pitot tube (available as an option)
- Magnets on the rear allow hands-free work
- 10 units to choose from, display in pascals can be selected
Differential pressure measurement on gas hot water heaters or on filters of air conditioning systems, and also flow measurements in ventilation ducts using a Pitot tube: the compact testo 510 differential pressure measuring instrument, which comes with a silicone connection hose and other useful accessories, can help you maintain and install systems in the sanitary and HVAC sector.
General technical data |
|
---|---|
Dimensions |
119 x 46 x 25 mm |
Operating temperature |
0 to +50 °C |
Protection class |
IP40 |
Seceltable units |
hPa, mbar, Pa, mmH2O, inH₂O, inHg, mmHg, psi, m/s, fpm |
Maximal static pressure |
500 mbar |
Measuring rate |
0.5 s |
Battery type |
2 AAA micro batteries |
Battery life |
50 h (average, without display illumination) |
Storage temperature |
-40 to +70 °C |
Weight |
90 g (with batteries and protective cap) |
Differential Pressure - Piezoresistive |
|
---|---|
Measuring range |
0 to 100 hPa |
Accuracy |
±0.03 hPa (0 to 0.30 hPa) ±0.05 hPa (0.31 to 1.00 hPa) ±(0.1 hPa + 1.5 % of mv) (1.01 to 100 hPa) |
Resolution |
0.01 hPa |
S-pitot tube in accordance to ISO 10780: 1994 (E) and EN 16911
Optional integrated thermocouple
Material stainless steel, titanium or special steel for high temperatures (max. 1000°C)
Standard diameter 30mm, other diameters (min. 10mm) on demand.
Ask for our special extra-robust version with lifting hook, protection cap for pitot tip and protection for thermocouple.
DKD / DAkkS calibration, equal to NIST / ISO 17025 ,possible.
Hoentzsch very robust rotary vane anemometer
Extendable and therefore practical for applications in smoke stacks, etc.
Range 0.6 ... 120 m/s (gas)
Cylindrical vane wheel sensor / insertion probe with probe diameter 16 or 25mm.
Probe materials: aluminium, stainless steel or titanium.
Working temperature range up to +500 °C (according to version).
Suitable for fixed and portable measuring of actual flow velocity v [m/s] and flow rate V/t [m³/h, l/min] in clean gases and liquids, briefly also in particle-laden mediums.
Signal evaluation with handheld flowtherm NT, flowtherm Ex, transducer UFA and system units.
Measuring range 0.6 ... 120 m/s in gases
Pressure resistance up to 10 bar / 1 MPa overpressure
Media temperature -40 ... +500 °C
Media gases / liquids
IP protection type IP65 (cable side)
Type of protection ATEX category 2G (zone 1), (optional)
Attachments
Inconel thermocouple Ø3mm
with enlargement 6mm for Swagelok® or GL14 cap and seal
Compensation cables:
Teflon / stainless steel braiding / teflon : very robuste, Tmax 200°C
Glass silk / glass silk / stainless steel braiding : Tmax 400°C
PVC / stainless steel braiding / PVC: Tmax 105°C
Teflon / silicone
Connectors:
Miniature connector (flat pins) (optional strain relief)
Standard connector (round pins) (optional strain relief)
P700-EX explosion proof thermometer
Type for measuring in explosion endangered areas (temperature range -200°C...+850°C). EX-mark: EEX ib IIB T4
Product features
- USB interface
- Optional DE-Graph Windows Software for graphic andtabular documentation
- High measuring accuracy
- Integrated calibration function for simple compensation of sensor tolerances
- Physical 1-point, 2-point or 3-point calibration function
- Measuring channels are freely assignable
- Recording maximum, minimum, hold and average values
- Integrated sensor holder for one hand operation
- Mains operation possible
- Differential temperature displa
Inputs | 1-channel, Pt100 |
Measuring range | |
Pt100 | -200°C...+850°C |
Accuracy | |
Pt100 | ±0,1°C from -100°C...+200°C 0,1 % remaining range |
Resolution | 0,1°C remaining range |
EX-mark | EEX ib IIB T4 |
Connectors | DIN 8-pole |
Working temperature | 0°C...+40°C |
Display | 2-line LCD |
Housing | plastic |
Dimensions |
200 x 93 x 44 mm (LxBxH) |
Weight |
600 g |
Power supply | 9 V battery |
Batterie life | appr. 20 h |
Fitting probes (only Pt100):
Pt100, Kl. 1/10 DIN -200...+450 °C 300 x 3,0 mm
Pt100, Kl. 1/10 DIN -200...+450 °C 300 x 6,0 mm
Pt100, Kl. 1/3 DIN -200...+450 °C 150 x 3,0 mm
Pt100, Kl. 1/3 DIN -200...+450 °C 300 x 1,5 mm
Pt100, Kl. 1/3 DIN -200...+450 °C 300 x 3,0 mm
Pt100, Kl. 1/3 DIN -200...+450 °C 300 x 6,0 mm
Pt100, Kl. B -50...+350 °C 150 x 4,0 mm
Pt100, Kl. B -40...+200 °C 35x12mm
Pt100, Kl. B -40...+300 °C 150 x 6 mm Ø
Pt100, Kl. B -50...+250 °C 250 x 4 mm Ø
Pt100, Kl. B -50...+350 °C 150 x 3,0 mm
Pt100, Kl. B -50...+350 °C 300 x 3,0 mm
Pt100, Kl. B -50...+350 °C 500 x 3,0 mm
Temperature measurements and temperature difference display
Wide measuring range from -50 °C to 1 000 °C
Connecting points for two type K temperature sensors; wireless connectivity for a third temperature sensor
Wide range of optional sensors
Temperature measurements; measurements with up to three temperature sensors; direct display of temperature differences: the testo 922 digital temperature meter is ideal for professional use in the fields of heating, plumbing and air conditioning.
Temperature - TC Type K (NiCr-Ni) |
|
---|---|
Measuring range |
-50 to +1000 °C |
Accuracy |
±(0.5 °C + 0.3 % of mv) (-40 to +900 °C) ±(0.7 °C + 0.5 % of mv) (Remaining Range) |
Resolution |
0.1 °C (-50 to +199.9 °C) 1 °C (Remaining Range) |
General technical data |
|
---|---|
Dimensions |
182 x 64 x 40 mm |
Operating temperature |
-20 to +50 °C |
Housing |
ABS |
Number of channels |
2-channel |
Battery type |
9V block battery, 6F22 |
Battery life |
200 h (connected probe, backlight off); 45 h (radio mode, backlight off); 68 h (connected probe, backlight always on); 33 h (radio mode, backlight always on) |
Storage temperature |
-40 to +70 °C |
Weight |
171 g |
- 8 measurement units to choose from: psi, kPa, hPa, Pa, mm H2O, mmHg, inch H2O, inch Hg
- 2 air flow units to select from: m/s, fpm
- Integrated density compensation
- Backlit display, min/max values, hold function
The testo 512 differential pressure meter is available as four different models. This model has a measuring range from 0….20 hPa and is ideal for measuring pressure differences at filters and for carrying out pitot static tube measurements in air ducts at air flow speeds between 5 and 55 m/s.
Differential Pressure - Piezoresistive |
|
---|---|
Measuring range |
0 to +20 hPa +5 to +55 m/s 985 to 10830 fpm |
Accuracy |
0.5 % fs |
Resolution |
0.01 hPa 0.1 m/s 0.1 fpm |
Overload |
±200 hPa |
General technical data |
|
---|---|
Dimensions |
202 x 57 x 42 mm |
Operating temperature |
0 to +60 °C |
Measuring medium |
All non-corrosive gases |
Seceltable units |
hPa, Pa, mmH₂O, inH₂O, inHg, mmHg, kPa, psi, m/s, fpm |
Battery type |
9V block battery, 6F22 |
Battery life |
120 h |
Display type |
LCD (Liquid Crystal Display) |
Display size |
2 lines |
Storage temperature |
-10 to +70 °C |
Weight |
300 g |