Comprehensive monitoring of audit-relevant environmental parameters

The all-in-one solution testo Saveris 1 was designed and implemented in collaboration with experts from industry as well as research and development. High-precision measurement technology, intuitive software and comprehensive services will help you to do your job quickly, efficiently and in compliance with current regulations.

testo Saveris 1 is ideal for environmental monitoring in demanding applications. It measures temperature, humidity and differential pressure values completely automatically and can be used virtually anywhere:

  • Monitoring ultra-low-temperature freezers/deep-freezers/refrigerators and climatic cabinets
  • Monitoring the indoor climate in laboratories, production areas or during storage
  • Monitoring the entire building climate

Our all-in-one solution: The testo Saveris 1 environmental monitoring system.

  • Integrated system comprising sensors, software and services
  • Seamless recording and documentation of all audit-relevant environmental parameters
  • Compliant with GxP and 21 CFR Part 11

Expert knowledge & downloads

Measurement parameters: testo Saveris 1 monitors these parameters

Its function

Automated and uninterrupted measurement and documentation of:

  • Temperature
  • Humidity
  • Differential pressure

Further parameters can be flexibly integrated into the system.

Your key benefits

  • Reliable monitoring of relevant parameters
  • More flexibility thanks to easy expansion of the system
Measurement parameters testo Saveris 1

More security: Fully automatic and with minimum effort

Its function

  • Complete automatic recording, transmission and storage of the measurement values
  • Alarms and documentation according to pre-definition, with no manual effort

Your key benefits

  • More security thanks to automation and ability to react in real time
  • Highest possible level of reliability thanks to a minimum of manually necessary actions
  • Savings of costs and time thanks to low resource involvement
testo Saveris 1 security

Alarms: In real time and via various channels

its function

  • Real-time alarms in case of limit value violations and critical system events
  • Optical warning signals on data loggers and Base station
  • By SMS, e-mail and as a notification on smartphone, tablet or PC

Your key benefits

  • Alarms and reaction in real time: Intervention before damage occurs
  • Location-independent alarms and access at all times and from anywhere
testo Saveris 1 alarms

Scalability: testo Saveris 1 adapts to your needs

Its function

  • Unlimited scalability: With just one system, you effortlessly monitor numerous measurement sites at different locations around the world and acknowledge alarms
  • Browser-based cockpit for location-independent access to the measurement data and alarms

Your key benefits

  • Best possible transparency over relevant environmental parameters
  • Scalability from local to global in just one system, for more flexibility
  • Location-independent access for more efficiency.
testo Saveris 1 Browser

Compliance and data integrity: You can count on that

Its functions

  • Redundant data storage: Logger, Base & database / software
  • Strong user management with authentification
  • Audit trail

Choose between two software packages:

  • PRO Software: Ideal for automated and seamless environmental monitoring of cross-location areas which are subject to less strict regulations
  • GxP Software: Validatable according to the GAMP5 regulations and compliant with the American FDA’s 21 CFR Part 11 as well as the common GxP guidelines. Ideal for strictly regulated and audited environments, in particular involving the pharmaceutical industry.

Your key benefits

  • Compliance & conformity with FDA 21 CFR Part 11 and GxP guidelines
  • Validatable software (according to GAMP5)
  • Uninterrupted and tamper-proof documentation
testo Saveris 1 Compliance

Sensors, software, services: Secure and worry-free all round

Its functions

  • Excellent fusion of hardware, software and services
  • Testo is your partner: In installation, commissioning, calibration and qualification, up to GxP-specific services such as validation

Your key benefits

  • Everything from one provider – with one contact partner for all project-related topics
  • Components and services perfectly coordinated for more synergy effects
  • Extensive service offer:

    • Project management
    • Installation and commissioning
    • Site Acceptance Test
    • Thermal and periodic mapping
    • Calibration and recalibration
    • Hardware and software validation as well as revalidation services
    • Software updates as well as hardware backups
    • Training
    • Hotline and exchange instrument service

Together, we define your individual testo Saveris 1 service package.

testo Saveris 1 services

Modular and flexible: Ready for every application

Its functions

  • Like modular building blocks, testo Saveris 1 adapts perfectly to your conditions
  • Communication standards supported: WLAN, LAN and testo UltraRange (radio)
  • Connections for various digital and analog probes
  • Digital probes with a minimum servicing effort
  • Robust, strong radio signal with extraordinary range

Your key benefits

  • Whatever you intend to do: The system adapts and grows with the task
  • Probe calibration during continuing operation without loss of data
  • Secure coverage of all applications and measuring ranges
testo Saveris 1 communications standard

Backwards compatible: Innovation meets proven technology

Its functions

  • The new 3rd generation testo Saveris 1 system base station is fully compatible with the previous generation of the testo Saveris 1 system
  • A replacement of the entire system is not necessary in order to use the new Base
  • Further step-by-step replacement of old hardware components with new hardware components 

Your key benefits

  • Safe decision: Service and updates beyond 2026
  • More efficient measurement: Integration of the new modular testo Saveris 1 data loggers
  • Improved scalability. Smooth integration of up to 1000 data loggers and 3000 measurement channels
  • More security: SMS alarms via LTE stick
testo Saveris 1 compatible

testo Saveris 1: The components

Click on a system component to find out more about it
testo Saveris 1 components

The data logger modules

testo Saveris 1 data loggers

Every data logger can be flexibly combined with the three communication modules (WLAN, LAN, testo UltraRange)

  • testo 150 TUC4: Four connections for digital probes via Testo Universal Connector
  • testo 150 TC4: Four connections for thermocouples for applications in extreme conditions
  • testo 150 DIN2: Two connections for standard probes via miniDIN for using the comprehensive Testo probe range
  • testo 150 T1: Internal NTC temperature sensor for monitoring temperature

The communication modules

testo Saveris 1 WLAN

The communication modules allow the use of different communication technologies with the testo 150 data logger modules:

  • Existing infrastructure (WLAN or LAN/Ethernet)
  • testo UltraRange long-range radio technology

Even after commissioning, communication and data logger modules can be flexibly connected with each other and exchanged.

The Base station

testo Saveris 1 Base station
  • The heart of the environmental monitoring system testo Saveris 1
  • testo UltraRange functionality via additional communication module
  • Management and analysis of the measurement values of up to 3,000 channels
  • GxP-compliant alarms in cases of limit value violations or critical system events via integrated LED or connected alarm provider (via relay)
  • Integrated emergency battery for highest data security in case of power cut or other system malfunctions

The Gateway and the testo UltraRange technology

testo Saveris 1 Gateway

The gateway

Access point and transmission support for communication via the independent radio network testo UltraRange with encrypted, proprietary signals.

testo UltraRange radio technology

  • Developed for use in buildings
  • Excellent range and signal robustness
  • Depending on the customer’s wishes, the connected components are wirelessly updated

The analog coupler

testo Saveris 1 analog coupler
  • For the smooth integration of other measurement parameters (e.g. differential pressure)
  • 4 – 20 mA connection via the testo 150 TUC4 data logger module
  • Standardised interface for easy integration

The digital and analog probes

testo Saveris Pharma probes

Digital and analog temperature and humidity probes for high-precision measurements of relevant parameters in a regulated environment.

  • Measuring range from -200 to +1300 °C for almost any possible scenario
  • Probe exchange in seconds without data gaps in the documentation
  • Easy handling and installation
  • Efficient system monitoring with digital door contacts

Transmitter for humidity and differential pressure

testo Saveris 1 measurement transmitter
  • Integration of further physical measurement parameters (e.g. humidity or differential pressure) into the testo Saveris 1 system
  • Ideal solution for highest accuracy and for special applications (high humidity, trace humidity, etc.) in compressed air, drying and air conditioning technology as well as in cleanroom applications

Software and cockpit

testo Saveris 1 software

The testo Saveris 1 software is available in two different versions:

  • PRO Software: For automated and seamless environmental monitoring of cross-location areas which are subject to less strict regulations
  • CFR Software: Validatable version with Audit Trail, electronic signatures and user levels with differing user rights (conformity with 21 CFR Part 11)

Additionally, the testo Saveris cockpit is available:

  • Web-based and intuitive user interface
  • Identify and acknowledge alarms at any time, location-independently and from any end device (smartphone, tablet, PC)
  • Platform-independent data access
  • Integration of individual floor plans for easy and fast localization of measurement locations and alarms

testo Saveris 1: The application areas

Smooth processes and convenient documentation

testo Saveris 1 is used different areas such as medical, bio-technical, chemical and pharmaceutical laboratories and cleanrooms. Our customers depend on the system in order to monitor important environmental parameters, maintain high quality standards and ensure traceability.

testo Saveris 1 in R&D features:

  • Reliable, automatic and continuous checks and monitoring of temperature, humidity and differential pressure
  • Support in the adherence to different internationally valid quality standards such as Good Laboratory Practice (GLP) or DIN EN ISO 17025

testo Saveris 1 has been used for years in these environmental conditions and rooms:

  • (Research) laboratories
  • Cleanrooms
  • Facilities for animals
  • Greenhouses
  • Stability test chambers
  • Bio-banks
  • Blood and tissue banks

In addition to this, the system monitors the temperature and humidity of appliances:

  • Refrigerators, deep-freezers, ultra-deep-freezers, liquid nitrogen applications
  • Other laboratory equipment such as water baths
testo Saveris 1 Laboratory

Safe production of sensitive Products

One of the most important applications of testo Saveris 1 is the monitoring and documentation of the ambient conditions in the production of sensitive goods such as medicines, food or semiconductors and Li batteries.

In production, testo Saveris 1 features:

  • Central and uninterrupted documentation of measurement data
  • Comprehensive alarm management for fast reaction in cases of limit value violation or other critical system deviations
  • A holistic solution comprising sensors, software and comprehensive GxP services for cleanrooms, production, aseptic filling, packaging, intermediate and final storage of APIs, ancillary substances and finished products

The validatable environmental monitoring system corresponds to the ERES principle (Electronic Records, Electronic Signatures), and is thus compliant with the requirements of 21 CFR Part 11 for automated systems.

testo Saveris 1 Production

More security in storage and transport

Well-known customer worldwide depend on testo Saveris 1 not only in production – the system is also found in attached logistics centres, in order to adhere to international standards.

Our customers are thrilled that Testo not only provides the system for logistics applications, but also fully supports them in calibration, mapping, qualification and validation in the following areas of application: 

  • Warehouses and distribution centres
  • Incoming goods
  • High-bay warehouse
  • Refrigerated rooms
  • Refrigerators, deep-freezers, ultra-deep-freezers, liquid nitrogen applications
testo Saveris 1 Logistics

Assurance across all sectors

Stable ambient conditions are essential for protecting sensitive and valuable objects and products. testo Saveris 1 takes care of the necessary monitoring of the indoor climate in a variety of areas: 

  • Museums & archives 
  • Automotive industry 
  • Food industry
  • And many more

For the pharmaceutical industry, you will find a separate solution under testo Saveris Pharma

testo Saveris 1 is also used to monitor the temperature and humidity of equipment used to store sensitive goods:

  • Refrigerators, deep-freezers, ultra-deep-freezers, liquid nitrogen applications
  • Incubators
testo Saveris 1 Ambient climate and refrigeration

Certainty, security, precision: Your advantages with testo Saveris 1

Holistic solution comprising sensors, software and services

Holistic solution comprising sensors, software and services:
An experienced company. A reliable contact partner. Proven technology.

Seamless recording and documentation of all relevant environmental parameters

Seamless recording and documentation of all relevant environmental parameters:
You can rely on the uncompromising functionality of the system.

Compliant with GxP and 21 CFR Part 11

Compliant with GxP and 21 CFR Part 11:
No buts – testo Saveris 1 works strictly according to the most important requirements.

Alarms in real time

Alarms in real time:
Whatever happens – the system informs you immediately so you can intervene in time.





“Continuation of data is absolutely key to us. The high rate of redundancy of the testo Saveris 1 system was one of the key factors in selecting Testo and its solution as a supplier.”


Operations Lead Inventory Manager of a Top 10 pharmaceutical company

Would you like personal consultation?