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testo Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for testo products.

Tip: include the full model number printed on your testo label for the best match.

About testo manuals on Manuals.plus

Serono Laboratories, Inc. is a world leader in the design, development, and manufacture of portable test and measurement instrumentation and solutions. Backed by 60 years of measuring engineering experience, our mission is to provide the best quality, service, and value in the industry. Their official website is testo.com.

A directory of user manuals and instructions for testo products can be found below. testo products are patented and trademarked under the brand Serono Laboratories, Inc.

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testo manuals

Latest manuals from manuals+ curated for this brand.

testo 0563,0510 Set Differential Pressure Measuring Instrument User Manual

December 24, 2025

testo 0563,0510 Set Differential Pressure Measuring Instrument Specifications Functions and use The Testo 510 is a differential pressure measuring instrument. It is normally used to measure small pressure differences (e.g.,…

testo 190 CFR Pressure Data Logger Owner’s Manual

August 23, 2025

testo 190 / testo 191 190 CFR Pressure Data Logger https://qr.testo.com/orim0c testo 190-T1, testo 191-T1 47 g IP68 0,1 °C 0.1 °F -50 … +140 °C -58 … +284 °F…

testo 160 Online Data Loggers User Manual

August 7, 2025

testo 160 Online Data Loggers Specifications Product Name: testo 160 Online data loggers Measurement Parameters: Temperature, Humidity, Lux, UV Connectivity: WLAN Compatibility: Testo Saveris Cloud External Probes: S-TH, S-LuxUV, S-Lux…

testo 558s Wireless Module User Manual

July 24, 2025

testo 558s Wireless Module Device Overview The Testo 558s is a digital manifold with integrated vacuum measurement and wireless connectivity, designed for HVAC/R professionals. Specifications Dimensions 229 x 112.5…

testo 558s Smart Vacuum Kit Owner’s Manual

July 17, 2025

558s Smart Vacuum Kit Product Specifications: Dimensions: 229 x 112.5 x 71 mm / 9 x 4 x 3 in Vacuum Range: 0 to 20,000 micron Humidity Range: 10% to…

testo 174 T BT Mini Data Logger for Temperature Instruction Manual

July 10, 2025

testo 174 T BT Mini Data Logger for Temperature Instruction Manual www.testo.com/manuals https://qr.testo.com/ldtw8z Approval and Certification The use of the wireless module is subject to the regulations and stipulations of…

testo 0560 2770 BT Frying Oil Tester User Manual

July 9, 2025

testo 0560 2770 BT Frying Oil Tester Product Overview The Testo 270 BT is a device designed for measuring oil quality. It features a digital display and Bluetooth connectivity for…

testo 0563 3185 Endoscope Instruction Manual

June 13, 2025

testo 318 Endoscope 0563 3185 Instruction manual 1 About this document The instruction manual is an integral part of the instrument. Please keep this documentation available for future reference. Always…

testo 400 Universal Air Flow and IAQ Meter User Manual

June 2, 2025

testo 400 0440 4000 400 Universal Air Flow and IAQ Meter LED status https://www.testo.com/manuals https://www.testo.com/software/datacontrol 210 x 95 x 39 mm 8.3 x 3.7 x 1.5 in Rechargeable Li-Ion battery…

testo 860i Thermal Imager Instruction Manual

May 22, 2025

testo 860i Thermal Imager Specifications: Model: 0560 0860 / 0563 0860 Battery: Built-in rechargeable battery Charging current: 5V DC, 2A Connection: USB-C Product Usage Instructions Safety and Disposal: Security: Always…

Testo 510 Differential Pressure Measuring Instrument - User Manual

instruction manual

Concise user manual for the Testo 510 differential pressure measuring instrument, covering functions, specifications, basic settings, operation, and maintenance. Includes safety information.

Testo 512-1 and Testo 512-2 Digital Differential Pressure Measuring Instruments Instruction Manual

Instruction manual

This instruction manual provides comprehensive details for the Testo 512-1 and Testo 512-2 digital differential pressure measuring instruments, covering their intended use, operation, safety guidelines, and technical specifications for HVAC…

testo 420 Volumenstrommesshaube Bedienungsanleitung

manual

Bedienungsanleitung für die testo 420 Volumenstrommesshaube, die detaillierte Informationen zu Betrieb, technischen Daten, Sicherheit und Wartung liefert.

testo Saveris 2 WiFi Data Logger System Instruction Manual

Instruction Manual

Comprehensive instruction manual for the testo Saveris 2 WiFi data logger system, covering setup, configuration, operation, safety, technical data, and troubleshooting.

Testo 815 Sound Level Meter: Instruction Manual

Instruction Manual

Comprehensive instruction manual for the Testo 815 Sound Level Meter, covering operation, safety, technical specifications, and measurement principles. Learn how to accurately measure sound pressure levels with this professional instrument.

Testo 552: Manual de Instruções do Vacuômetro Digital com Bluetooth

Instruction Manual

Guia completo para o Testo 552, um vacuômetro digital com Bluetooth. Aprenda sobre instalação, operação, manutenção e especificações técnicas para medições precisas de vácuo em sistemas de refrigeração.

Testo 810 Handleiding: Gebruiksaanwijzing en Specificaties

Manual

Gedetailleerde handleiding voor de Testo 810 infrarood thermometer. Leer over specificaties, veiligheid, bediening, onderhoud en veelgestelde vragen.

Testo 400 - Universele Klimaatmeter Gebruiksaanwijzing

User Manual

Gedetailleerde gebruiksinstructies voor de Testo 400 universele klimaatmeter. Leer hoe u het instrument veilig bedient, instelt en onderhoudt voor nauwkeurige klimaatmetingen.

Testo 310 Flue Gas Analyzer: Instruction Manual

manual

Official instruction manual for the Testo 310 flue gas analyzer. Provides detailed guidance on operation, safety, technical specifications, maintenance, and troubleshooting for HVAC professionals.

Testo Temperatur- und Feuchtefühler: Modelle 0572 2162-2165 | Anwendung & Daten

Instruction Manual

Entdecken Sie die Testo NTC-, PT100- und Temperatur-/Feuchtefühler (0572 2162-2165). Detaillierte Anwendungsinformationen, technische Daten und Kompatibilität mit Testo Datenloggern für präzise Messungen.

Testo 108 Watertight Food Thermometer: User Manual and Technical Specifications

Instruction Manual

Comprehensive user manual and technical specifications for the Testo 108 watertight food thermometer, covering operation, maintenance, safety, and technical data.

Testo 270 BT Deep-frying Oil Tester Instruction Manual

Instruction manual

This instruction manual provides detailed information on the Testo 270 BT, a deep-frying oil tester designed for fast and accurate measurement of cooking oil quality. Learn about its features, operation,…

testo manuals from online retailers

Testo 0560 8312 830-T1 IR Thermometer Instruction Manual

0560 8312 • November 28, 2025

Instruction manual for the Testo 0560 8312 830-T1 IR Thermometer, providing setup, operation, maintenance, and troubleshooting guidance.

Testo 0563 8155 Sound Level Meter User Manual

0563 8155 • November 10, 2025

Comprehensive instruction manual for the Testo 0563 8155 Sound Level Meter, covering setup, operation, maintenance, and specifications.

Testo 750-2 Voltage Tester User Manual

750-2 • October 31, 2025

Comprehensive user manual for the Testo 750-2 Voltage Tester (Model 0590 7502), providing detailed instructions for setup, operation, maintenance, troubleshooting, and technical specifications.

Testo 205 Handheld T-bar pH Meter Instruction Manual

0563 2051 • October 29, 2025

Comprehensive instruction manual for the Testo 205 Handheld T-bar pH Meter (Model 0563 2051), covering setup, operation, maintenance, troubleshooting, and technical specifications for accurate pH and temperature measurements…

Testo 420 Balometer Kit User Manual

0563 4200 • October 27, 2025

Comprehensive instruction manual for the Testo 420 Balometer Kit, detailing setup, operation, maintenance, and technical specifications for accurate airflow measurements.

Testo 300 Commercial Combustion Analyzer with Long-Life Sensors and Printer - Instruction Manual

300 LL COMM PRINTER • October 23, 2025

Comprehensive instruction manual for the Testo 300 Commercial Combustion Analyzer (Model 0564 3004 93), covering setup, operation, maintenance, and troubleshooting.

Testo 0563 6352 Thermohygrometer User Manual

0563 6352 • October 14, 2025

Comprehensive instruction manual for the Testo 0563 6352 ABS Compact Pro High Precision Thermohygrometer, covering setup, operation, maintenance, and specifications.

Testo 0635 6045 Type K High Temperature Vane Probe User Manual

0635 6045 • October 10, 2025

This manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of the Testo 0635 6045 Type K High Temperature Vane Probe, including detailed technical specifications.

Testo 868s Thermal Imager User Manual

868s • October 1, 2025

Comprehensive user manual for the Testo 868s Thermal Imager, covering setup, operation, maintenance, and technical specifications for professional thermography.

Testo 115i Bluetooth Clamp Thermometer User Manual

0560 2115 03 • September 29, 2025

Comprehensive user manual for the Testo 115i Bluetooth Clamp Thermometer, providing instructions for setup, operation, maintenance, and troubleshooting for precise HVAC/R temperature measurements.

Testo 625 Digital Hygrometer User Manual

625 • September 24, 2025

Comprehensive instruction manual for the Testo 625 Digital Hygrometer, covering setup, operation, maintenance, and specifications for accurate air temperature and humidity measurements.

TASTO Potato Snack Crispy Chips Salt & Sour Flavor User Manual

B07VZ5B6G3 • September 17, 2025

Official user manual for TASTO Crispy Potato Snack, Salt & Sour Flavor (75g x 3 Packs). This document provides essential information regarding product characteristics, usage, storage, and specifications.

Testo testo425 Hot Wire Anemometer Instruction Manual

testo425 • September 18, 2025

Instruction manual for the Testo testo425 hot wire anemometer, a high-precision handheld instrument for measuring wind speed, temperature, and calculating volume flow in HVAC systems and other applications.…

testo video guides

Watch setup, installation, and troubleshooting videos for this brand.

Testo Saveris Cloud Dataloggers: Intelligent Monitoring with Testo 160, 162, and 164

1:11 • 1920×1080 • promo

Testo 160 & 162 Online Data Loggers with Testo Saveris Cloud for Climate Monitoring

1:04 • 1920×1080 • promo

Testo 565 Vacuum Pump: Automated Evacuation, Vacuum Holding Test & Smart Connectivity

0:26 • 1920×926 • feature_demo