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For the food industry: Verification of autoclaves, heat sterilization, and cooling processes.

For measuring temperature and pressure in the sterilization process of retort foods, beverage cans, and canned goods! "Reliable records," automatically and smartly.

The "testo 191" is a logger suitable for measuring temperature and pressure in low-temperature pasteurization and sterilization processes for beverages and food products, as well as in freeze-drying processes. - The dedicated case with an interface streamlines the entire process from setup to reading. - It features an automatic calculation function for F0 value/PU value/A0 value/saturation vapor pressure. - Battery replacement is easy and does not require special tools; it can be installed and removed by hand. 【Lineup】 ■T1/T2/T3/T4/P1 *For more details, please download the PDF or feel free to contact us.

Go to the detailed page of the heat-resistant and pressure-resistant data logger.

basic information

【Accessories】 ■testo 190/191 Case (Small) ■Battery (Small) (Operating Temperature -20℃ to +140℃) ■Battery (Large) (Operating Temperature -50℃ to +140℃) *For more details, please download the PDF or feel free to contact us.

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For more details, please download the PDF or feel free to contact us.

Testo Comprehensive Catalog 2025

CATALOG

Heat-resistant and pressure-resistant data logger "testo 191 series"

PRODUCT

Recommended products

Distributors

Testo SE & Co. KGaA is a German global company with 37 local subsidiaries and affiliated companies worldwide, and it forms a network of agents in other regions. Since its establishment in 1957, it has focused on the research and development of portable environmental measuring instruments, releasing products that meet market needs. By proposing high-precision environmental measuring instruments and data management solutions, it has received high acclaim in a wide range of fields, including energy conservation, safety management, environmental protection, and food & healthcare. In Japan, it not only sells measuring instruments but also has established service centers to provide prompt maintenance and the issuance of calibration certificates.