Overview
Testo provides advanced measurement solutions for production, quality control, and maintenance, focusing on quality, reliability, and result security. The company offers a wide range of standard and custom probes to meet diverse industrial measurement needs.
Technological Advancements
Testo integrates years of industrial experience into its research, leading to innovations in sensor systems, microelectronics, and data communication, ensuring a technological edge and practical application of new developments.
Global Presence and Services
With 1800 employees and 27 subsidiaries worldwide, Testo offers certified calibrations and services in compliance with international standards (ISO, DKD, NIST, etc.). The company provides a 10-year service warranty, ensuring long-term investment security.
Product Range
Testo's product line includes precision instruments for temperature, humidity, pressure, and other parameters. Key products include Testo 950, Testo Saveris, and infrared measuring instruments for surface temperature.
Educational Initiatives
Testo emphasizes continuing education and qualification, offering training courses, seminars, and field guides to enhance user knowledge in measuring technology.
Online Resources
Testo's international portal provides access to products and services in 86 countries, featuring product searches, system configuration, online ordering, and a download center.
Accessories and Calibration
Testo offers a range of accessories, including attachable printers and calibration certificates, ensuring precise and reliable measurements. The company provides ISO and DKD calibration certificates for various probes and instruments.
Conclusion
Testo's commitment to innovation, quality, and customer service positions it as a leader in the measurement technology industry, providing comprehensive solutions for diverse industrial applications.
Testo 735 Series Specifications
The Testo 735 series includes the Testo 735-1 and Testo 735-2 models, designed for precise temperature measurements with various probe types. Features include audible alarms, data storage, and PC connectivity. Specifications include accuracy of ±0.05 °C, three measurement channels, and compatibility with T/C Type K/T/J/S and Pt100 probes.
Models and Accessories
The Testo 735-1 is a basic model with a battery and calibration protocol, while the Testo 735-2 is an advanced model with readings memory, PC software, and USB data transmission cable. Accessories include a fast printer, spare thermal paper, external fast charger, and service cases.
Calibration and Adjustment
ISO and DKD calibration certificates are available for various temperature points. System adjustment allows precise measurements at critical temperature points, with adjustment data and probe identification stored in the instrument for traceability.
Probes and Radio Module
Various probes are available for air, surface, and immersion measurements, classified by measurement range and accuracy. Radio modules are available for upgrading instruments with radio options, with different frequency versions for various countries.
Technical Data
Measurement rate is adjustable between 0.5 s and 10 s, with battery life varying based on measurement rate. Operating temperature range is -20 to +50 °C, and storage temperature range is -40 to +70 °C.
Temperature Measuring Instruments
The document provides technical specifications for the testo 925, testo 922, and testo 905 series, designed for precise temperature measurement across a wide range of applications. Specifications include temperature range, accuracy, resolution, operating conditions, and battery life.
Device Features
The testo 925 is a single-channel thermometer with an optional radio probe, the testo 922 is a dual-channel thermometer for differential temperatures, and the testo 905-T1/T2 are fast-response thermometers for penetration and surface measurements.
Probes and Accessories
Various probes are available, including air, surface, immersion, and penetration types, with specific measurement ranges and response times. Accessories include protective cases, calibration certificates, and printing solutions for data documentation.
Radio and Connectivity
Radio handles and modules are available for wireless data transmission, with approvals for use in multiple countries. Radio frequency options include 869.85 MHz and 915.00 MHz, depending on regional requirements.
Applications
These instruments are suitable for a wide range of applications, including laboratory use, refrigeration system monitoring, and industrial temperature measurement, providing reliable and accurate data for critical processes.
Testo 905-T2 Surface Thermometer
Features a cross-band probe with a measurement range of -50 to +350 °C, and short-term up to +500 °C. Offers high accuracy with a resolution of 0.1 °C and an auto-off function.
Testo 720 Laboratory Measuring InstrumentDesigned for precise air, surface, and immersion measurements ranging from -100 to +800 °C. Equipped with a Pt100 or NTC probe, continuous max/min value display, and an optional TopSafe protection case.
Ex-Pt 720 Thermometer
Suitable for hazardous areas up to Zone 0, with a measurement range of -50 to +400 °C. Utilizes accurate four-wire technology and offers a wide range of probes.
Testoterm Temperature Indicators
Self-adhesive foils for temperature monitoring with irreversible color change within 2 seconds. Available as thermometer strips and single indicators for various temperature ranges.
Testo 875 and 881 Thermal ImagersDesigned for industrial thermography to detect anomalies and weak spots in mechanical and electrical systems. Features high temperature resolution, automatic hot-cold spot recognition, and integrated
digital camera for documentation.
Key Accessories
Various probes for different applications, including surface, immersion, and air probes with specific accuracy and measurement ranges. Optional accessories like TopSafe protection case, fast printer, and rechargeable batteries enhance functionality and protection.
Testo 875 and Testo 881 Thermal Imagers
Features include a NETD of less than 80 mK for Testo 875 and less than 50 mK for Testo 881, integrated digital camera, dynamic motor focus, and a temperature range of -20 to +350°C. Supports high-temperature measurement up to 550°C with an optional filter.
Testo 845 Infrared Thermometer
Infrared thermometer with switchable optics for far-field and close focus measurements. Includes a humidity module and features such as a cross laser sighting and optical/audible alarms.
Features
Includes speech recording, isotherm function, min/max on area, motor focus, and integrated digital camera. Accessories include robust carrying cases, SD cards, USB cables, rechargeable batteries, and tripod adapters.
Technical Data
Both Testo 875 and 881 models feature a 3.5" LCD display, various color palettes, and image storage capabilities. They support USB 2.0 interface for data transfer and are compatible with Windows XP and Vista.
Infrared Thermometers
Includes models like testo 830-T4, testo 830-T2, testo 830-T1, testo 830-T3, and testo 810, each designed for specific non-contact temperature measurement applications with varying optics ratios and laser sighting options.
testo Saveris System
Offers wireless and Ethernet probes for reliable measurement data transfer. Includes a base unit for data storage and alarm notifications via SMS. Applications include monitoring storage and production climates, humidity values, and temperatures in various environments.
Technical Specifications
Infrared thermometers have a measurement range of -30 to +400 °C, with varying optics ratios and laser sighting options. Battery life for these devices is approximately 15 hours, with adjustable emissivity settings.
Specifications for testo Saveris™ System
Includes operating temperature ranges, dimensions, memory capacity, power supply requirements, and protection classes for different devices such as the Saveris Base, Saveris Router, and Saveris Converter.
Procedures and Usage
The testo Saveris™ system is designed for monitoring temperature and humidity in various environments such as heating cabinets, refrigerators, and storage climates. It provides alarms when limit values are exceeded and stores data for evaluation and reporting.
Standards and Accuracy
Outlines the accuracy classes for different probes, adhering to standards such as EN 60584-2. For instance, Class 1 accuracy for Type K thermocouples is specified for -40 to +1000 °C.
Recommendations and Best Practices
Recommended to use the testo Saveris system for protecting valuable investments by ensuring ideal storage conditions for sensitive goods. The system's ability to send alerts via SMS or email in case of limit breaches is highlighted as a critical feature.
Accessories and Additional Equipment
Lists various probes and accessories compatible with the testo Saveris system, including robust stainless steel food probes, waterproof immersion probes, and magnetic probes for metal surfaces.
Data Analysis and Software
Data collected by the testo Saveris system can be analyzed using ComSoft 3 software, which offers graphical and tabular presentations. The software supports data management, trend analysis, and complies with CFR 21 Part 11 requirements for electronic records.
Humidity and Temperature Measurement Instruments
Focuses on the Testo 645 and Testo 635 models, including information on different probes, filters, and accessories designed for specific measurement conditions and environments.
Specifications
Includes PTFE Sintered Filter, Stainless Steel Sintered Cap, Testo 645, and Testo 635 specifications, highlighting their measurement capabilities and data management features.
Procedures and Applications
Humidity measurement in drying systems and compressed air systems, use of various probes for specific applications, and wireless measurement capabilities with radio probes.
Standards and Accuracy
Humidity measurement accuracy up to ±1%RH for certain probes, temperature measurement ranges from -200 to +180°C depending on the probe type, and calibration certificates available for ensuring measurement accuracy.
Accessories and Additional Features
Various filters and caps for probe protection in different environments, Testo fast printer for on-site data printout, and software for data analysis and trend curve visualization.
Testo 526 Differential Pressure Meter
Designed for monitoring pipeline pressure in production processes, includes various probes, cables, software, and calibration certificates.
Specifications
Measures from 0 to 2000 hPa with high accuracy, includes fast coupling connections, a battery, and a calibration protocol. Features a piezoresistive pressure sensor with a resolution of 0.1 hPa.
Probes and Accessories
Includes low and high-pressure probes, connection cables, Pitot tubes for flow speed measurement, and temperature probes for different applications.
Software and Data Management
ComSoft 3 Professional software for data management, offering database, analysis, and graphics functions. RS232 cable facilitates data transfer between the instrument and a PC.
Calibration Certificates
Outlines available calibration certificates, including DKD and ISO certificates for pressure and temperature measurements, ensuring accuracy and compliance with standards.
Technical Data
The testo 521 and 526 series feature piezoresistive and ceramic sensors for measuring differential, absolute, and relative pressures.
Additional FeaturesThe testo 525
pressure gauge offers features like multiple measurement units, leak rate measurement, data memory, and an auto-off function.
Calibration Certificates
Various calibration certificates are available for the Testo 525, including ISO and DKD certificates for pressure and differential pressure measurements.
High-Speed Measurements
The Testo 525 can perform high-speed measurements, capturing 10 to 20 readings per second, crucial for detecting and recording pressure drops.
Non-Contact RPM Measurement
The Testo 460 and 465 instruments offer non-contact RPM measurement using optical methods.
Mechanical and Optical RPM Measurement
The Testo 470 and 471 combine optical and mechanical RPM measurement methods.
Stroboscopic Measurement
The Testo 476 hand stroboscope provides high luminosity for measuring and checking rotation and vibration motion.
Flexible Fiberscope
The Testo 319 fiberscope is designed for inspections in difficult-to-access areas.
Measurement Technology for RPM
RPM measurement methods include mechanical, optical, and stroboscopic techniques.
Temperature Measurement Technology
Temperature measurement involves selecting the appropriate sensor type based on criteria like range, accuracy, and durability.
Temperature Measurement
Includes thermocouple probes, Pt100 probes, infrared temperature measurement, humidity measurement, and pressure measurement.
Pressure Measurement and Conversion
Provides a conversion table for various pressure units and highlights the importance of accurate pressure measurement and conversion.
Flow Velocity Measurement
The use of a Pitot tube for measuring flow velocity is explained.
Density and Pressure Corrections
Discusses the importance of correcting for air density and absolute pressure to avoid significant measurement errors.
Calibration Services
Outlines the availability of DKD and ISO calibration certificates.
Measurement Instruments
A range of measurement instruments is listed, including those for temperature, humidity, pressure, velocity, and more.
Additional Services
Testo offers various measurement solutions for different sectors, including food production, air conditioning, heating, emissions, and more.