Downloads, guides and practical knowledge

At Testo, you won’t just be equipped with excellent measurement technology. Our objective is also to use our concentrated know-how to make your daily work even better, more efficient and more successful.

In the Testo knowledge database, you ‘ll find everything you need to know for your job – from physical principles to applications and product training.

With the help of our useful filter function, you’ll find just what you need right away. Get your knowledge headstart now.


Tips and tricks for measurements in ducts

Testo Refrigeration Knowledge in 3 Modules

Whitepaper CO₂ and indoor air quality

Practical guide: Air flow measurements in ducts

Guide: Thermography for photovoltaic plants

Guide: Thermography for heating contractors

Guide: Thermography for building contractors

Pocket guide thermography

Expert report: Automated climate monitoring

Guide: Thermography in maintenance

Practical guide Industrial Flue Gas Analysis

Whitepaper: Electrochemical sensors

Whitepaper: Burner and boiler systems

Tips and Tricks for flue gas measurement

Monitoring IAQ in laboratories efficiently and norm-compliantly

GxP-compliant storage

Environmental monitoring in a hospital


The GxP dictionary

FEFO method

Guide: Food quality management

Field Guide: Cooking oil measurement

Guide: Food quality and HACCP in restaurants

Tips & tricks in the cold chain

Whitepaper HACCP management system

Whitepaper: Food waste challenge

Food safety
Cooking oil quality

Smart Flue gas measurement technology

Detection of leaks in refrigeration systems

Serviceability test of gas pipes

Servicing a gas burner with a flue gas analyzer

Fine dust measurement on a pellet heating system

Measurment at supply air, exhaust air, swirl outlets

Volume flow hood
Measuring volume flow

Comfort measurement

Evacuation of a refrigeration system

U-value measurement on a wall (unknown structure)

Determination of the starting current

Energetic refurbishment
Infrared measurment

Thermal imager
Building thermography

Maintenance with
thermal imager

Smart and efficient testing of refrigeration systems

Volume flow measurement in the duct

Volume flow measurement at air outlets

Pharma data logger comparison brochure

Highly efficient qualification of a freeze-drying plant

Highly efficient validation of the sterilization of pharmaceutical products

Fact sheet: testo 190 data logger system

Product brochure: testo 190 data logger system

Application example: Monitoring of drugs

Secure monitoring of IAQ in central functional units in hospitals

Secure monitoring and documentation of temperatures in a pharmacy

Monitoring climate in the storage of pharmaceutical goods with testo 175

Monitoring temperature and humidity in pharmacies

Monitoring of IAQ in central functional units in industrial companies

Measure smarter faster – all Testo IAQ data loggers at a glance

Decision matrix WLAN data loggers

Application: Sterilization and pasteurization

Monitor temperatures at all refrigerated sites at the butcher’s

pH measurement
product finder

testo 191 data logger system fact sheet

testo 191 data logger system product brochure

Measuring technology decision matrix

Data loggers decision matrix

Hand-held measuring instruments decision matrix

testo 270 cooking oil tester operation and maintenance training card

testo 270 cooking oil tester calibration and adjustment training card

testo Saveris 2 / testo 160 WLAN data loggers security dossier

Automated temperature monitoring for maximum food safety

Automated temperature monitoring with minimum effort in retail

Temperature and humidity monitoring

The 5 keys to attaining measurable food safety

Correct determination
of air and product temperatures

Non-contact measurement
training card

Measuring the pH value training card

Storage temperature
limits training card

Food production and service
temperature limits training card

Incoming Goods
temperature limits training card

Obligations for food business
operators training card

Obligations for food business operators training card

training card

User knowledge: Minimize acrylamide risk

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Heat pump knowledge in 4 modules