Temperature and humidity testing in the cleanroom

Check the correct ambient conditions in production facilities and laboratories in order to maintain quality standards.

Reliable and precise recording and documentation of air temperature and relative humidity
Cleanroom qualification requires a high level of accuracy of the measuring instruments according to DIN EN ISO 7726
Fast and efficient implementation with measuring instruments from a quality manufacturer

15 products or recommendations for Temperature and humidity testing in the cleanroom

testo 175 H1 - Temperature and humidity data logger

Order-Nr. 0572 1754

Saving energy, archiving, storing goods, creating a comfortable indoor climate – if you can’t analyze the temperature and humidity, you won’t get optimal results. The testo 175 H1 is designed to carry out reliable long-term measurements and log these crucial values for you.
- Shorter reaction times and accurate measurements with external humidity sensor
- Round-the-clock monitoring and logging of temperature, relative humidity and dew point
- Super-size memory for long-term measurements and up to 1 million readings, battery life 3 years
- Free software download (ComSoft Basic)
Details
testo 608-H2 - Thermo hygrometer

Order-Nr. 0560 6082

The testo 608-H2 thermo hygrometer measures the air temperature, humidity and dew point and has a large, easy-to-read display and a visual alarm that is activated when a threshold is exceeded.
- Measures and displays temperature and humidity
- Calculates and displays the dew point
- LED alarm is activated when thresholds are exceeded
- Long-lasting quality: long-time stable humidity sensor guarantees years of measuring
Details
testo 400 - Universal IAQ instrument

Order-Nr. 0560 0400

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 55
- High-precision, location-independent and integrated differential pressure sensor
- Measure all IAQ-related parameters – with our wide range of probes for all IAQ measurements
- 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
Details
testo 480 - Digital temperature, humidity and air flow meter

Order-Nr. 0563 4800

Air flow measurements in ducts, temperature measurements in laboratories, humidity measurements in production, pressure difference measurements in clean rooms. The testo 480 digital temperature, humidity and air flow meter comes with a wide range of optional sensors that allow you to measure, analyse and log these and a variety of other parameters with only one device.
- High-quality optional sensors for measuring air flow, temperature, humidity, pressure, degree of turbulence, heat radiation, CO2, illumination intensity, PMV/PPD and WBGT
- High-precision, integrated pressure sensor included
- Pro-software for easy and efficient analysis and logging included
- Intelligent calibration concept
Details
testo 440 - Air velocity and IAQ measuring instrument

Order-Nr. 0560 4401

Precise, reliable measurement of all air velocity and IAQ parameters with just one measuring instrument: the multifunction measuring instrument features intuitive operation with clearly structured measurement menus. Adjusting air conditioning and ventilation systems, monitoring air quality or carrying out comfort level measurements – thanks to versatile options for combining with high-quality, digital probes, you are ideally equipped to carry out your measuring task (please order probes separately).
- Intuitive: clearly structured measurement menus for volume flow, degree of turbulence, cooling/heating output, mould detection and long-term measurement, such as CO₂
- Wireless: Bluetooth® probes for extra convenience when measuring and less cable clutter in the measuring case (please order probes separately)
- Clear overview: large graphic display with parallel display of 3 readings
- Safe and reliable: internal data storage and USB port for data export
Details
testo 440 dP - Air velocity and IAQ measuring instrument including differential pressure sensor

Order-Nr. 0560 4402

Precise, reliable measurement of all air velocity and IAQ parameters with just one measuring instrument: the multifunction measuring instrument features an integrated differential pressure sensor and intuitive operation with clearly structured measurement menus. Adjusting air conditioning and ventilation systems, monitoring air quality or carrying out comfort level measurements – thanks to versatile options for combining with high-quality, digital probes, you are ideally equipped to carry out your measuring task (please order probes separately).
- Intuitive: clearly structured measurement menus for volume flow, K-factor, degree of turbulence, cooling/heating output, mould detection and long-term measurement, such as CO₂
- Wireless: Bluetooth® probes for extra convenience when measuring and less cable clutter in the measuring case (please order probes separately)
- Clear and reliable: large graphic display with parallel display of 3 readings as well as internal data storage and USB port for data export
- Includes a differential pressure sensor: for Pitot tube measurement and monitoring filters
Details
testo 435-4 - Multifunction indoor air quality meter

Order-Nr. 0563 4354

The testo 435-4 multifunction indoor air quality meter allows you to carry out all the measurements you need to inspect and adjust ventilation and air conditioning systems and to check the quality of the indoor air. There is also an integrated pressure difference sensor for pitot static tube measurements and filter monitoring and a wide range of optionally available sensors and probes to choose from.
- Includes pressure difference sensor for pitot static tube measurements or filter monitoring
- Further sensors optionally available (eg. anemometer, moisture sensors, lux and degree of turbulence sensors) for a variety of different measuring applications
- Super-size memory for up to 10 000 measurements
- PC software for analyzing and logging measuring data
Details
testo 635-2 - Temperature and moisture meter

Order-Nr. 0563 6352

The testo 635-2 temperature and moisture meter allows you to carry out temperature and moisture measurements on a variety of different materials, surfaces and environments. This is made possible due to leading-edge technology and a wide selection of optionally available sensors.
- Optionally available sensors for moisture, temperature, pressure dew point and absolute pressure measurements
- 2 plug-in sensors and 3 wireless sensors can be connected
- Super-size memory for up to 10 000 readings
- USB cable and PC software for archiving and logging measuring data included
Details
testo 176 H1 - Temperature and humidity data logger

Order-Nr. 0572 1765

The data logger testo 176 H1 allows the monitoring of temperature and humidity in warehouses and buildings. With the testo 176 H1, you can examine whether mould in a house or apartment has been caused by insufficient ventilation or by building damage.
- Continuous measurement and documentation of temperature, relative humidity and dewpoint
- Record up to two humidity and temperature values simultaneously with optionally connectable probes
- Unproblematic long-term measurement: large memory for up to 2 million measurement values, 8 years battery life
- For data evaluation on a PC, a selection of three software versions is available, basic software available as a free download
Details
testo 645 - Humidity/temperature measuring instrument

Order-Nr. 0560 6450

The testo 645 humidity/temperature measuring instrument automatically indicates the measurement parameters of relative humidity, absolute humidity, dew point, degree of humidity, enthalpy and temperature at the touch of a button.
- High-precision humidity measurement up to ± 1% RH
- Internal reading memory (3,000 readings)
- Convenient data evaluation via optional PC software
- Possibility of attaching a really wide range of optional probes thanks to a large accessory portfolio
Details
Humidity/temperature probe (Ø 12 mm)

Order-Nr. 0636 9735

The ideal probe for measuring the humidity and temperature of the air in storage, refrigerated and work areas, as well as in air conditioning/ventilation ducts. Also suitable for long-term measurements.
- Humidity sensor with long-term stability
- Temperature measuring range: -20 to +70 °C
Details
High-precision humidity/temperature probe (Ø 12 mm)

Order-Nr. 0636 9743

Measure humidity with ultra-precision: using the high-quality digital humidity and temperature probe (Ø 12 mm). Suitable for use in storage, refrigerated or work areas, as well as in air conditioning/ventilation ducts.
- High-precision humidity measurement: accuracy of up to ±1% RH
- Intelligent calibration concept
- Temperature measuring range: -20 to +70 °C
Details
High-precision humidity/temperature probe (digital) - with Bluetooth^®

Order-Nr. 0636 9771

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: use the high-precision humidity/temperature probe (with the compatible measuring instrument) to measure relative humidity and air temperature. The readings are transmitted directly to your measuring instrument via Bluetooth, making your measurements particularly convenient.
- Intuitive: clearly structured measurement menu for long-term measurement and parallel determination of the relative humidity and air temperature in indoor areas
- Precise: carry out humidity measurements with an accuracy of ± (0.6% RH + 0.7 % of m.v.) in the range between 0 and 90% RH, calculation of wet bulb temperature, dew point and absolute humidity
- Convenient: Bluetooth connection between measuring instrument and probe, a universal handle can easily be combined with other probe heads
- Intelligent calibration concept
Details
High-precision humidity/temperature probe (digital) - wired

Order-Nr. 0636 9772

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: use the high-precision humidity/temperature probe (with the compatible measuring instrument) to measure relative humidity and air temperature.
- Intuitive: clearly structured measurement menu for long-term measurement and parallel determination of the relative humidity and air temperature in indoor areas
- Precise: carry out humidity measurements with an accuracy of ± (0.6% RH + 0.7 % of m.v.) in the range between 0 and 90% RH; calculation of wet bulb temperature, dew point and absolute humidity
- Convenient: a universal handle can easily be connected to other probe heads
- Intelligent calibration concept
Details
High-precision humidity/temperature probe head

Order-Nr. 0636 9770

More applications, less equipment: if you already own one of our probes with a universal handle, you can easily expand your portfolio of probes with the high-precision humidity/temperature probe head.
- Intuitive: parallel determination of relative humidity and air temperature in indoor areas, including long-term measurement
- Precise: carry out humidity measurements with an accuracy of ± (0.6% RH + 0.7 % of m.v.) in the range between 0 and 90% RH, calculation of wet bulb temperature, dew point and absolute humidity
- Convenient: probe head is easy to attach to the universal handle with Bluetooth^® or cable (available to order separately)
- Intelligent calibration concept: only send in the probe head for calibration
Details

15 Products found