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testo Saveris 2-T1 - WiFi data logger with display and integrated NTC temperature probe

0572 2031
  • Automated temperature monitoring with integrated probe
  • WiFI data logger system with easy installation and operation
  • Call up temperature data at any time via Smartphone, tablet or PC
  • Limit value violation alarms by e-mail or (optionally) SMS
  • The WiFi data logger testo Saveris 2-T1 allows you to monitor the temperatures in refrigerated, work- or storerooms. The temperature values measured with the integrated probe are reliably recorded over long periods, and transmitted directly to the Testo Cloud (online data store) via your wireless LAN. You can access these readings at any time, anywhere, using your internet-enabled smartphone, tablet or PC.
    • Alerting of violation of limit values by e-mail or SMS.

    • Climatic ambient conditions easily under control
      Go to system overview

    The testo Saveris 2 WiFi data logger system is the easy, versatile and reliable solution for the measurement and monitoring of temperature values in your storage, refrigerated and work rooms. Installing the system is child's play and can be carried out via a browser.

    Temperature monitoring with testo Saveris 2

    The temperature monitoring system consists of at least one WiFi data logger and a Cloud access (online data store). As a component of this data logger system, the testo Saveris 2-T1 temperature data logger with integrated NTC temperature probe stores all measured temperature values and transmits them directly via your WLAN to the Testo Cloud. You can use the alarm function to receive immediate warnings by e-mail or SMS (optional) when limit values are violated.

    The Testo Cloud packages: Basic (free) and Advanced

    The Testo Cloud is the core operating element for setting up your testo Saveris 2 system. Here you can configure your WiFi data loggers, set limit value alarms and analyze your measurement data. You can access all measuring values and analysis functions anywhere and at any time with an internet-capable smartphone, tablet or PC. You must first register at www.saveris.net to have access to the Testo Cloud.
    Depending on the range of functions you require, you have a choice between the free Basic and the more extensive Advanced functionality for use of the Testo Cloud:
      Basic (free) Advanced
    Measuring cycle 15 min. ... 24 h 1 min. ... 24 h
    Communication cycle 15 min. ... 24 h 1 min. ... 24 h
    Data storage Max. 3 months Max. 2 years
    Reports Manual (.pdf/.csv) Manual (.pdf/.csv)
    Automatic (.pdf/.csv)
    Number of users per account 1 10
    Number of WiFi data loggers
    per account
    Unlimited Unlimited
    Alarm options Upper/lower alarm limits • Upper/lower alarm limits
    • Alarm delay
    • Time control of alarms
    System notifications • Notification of low battery
    • Radio link interrupted
    • Power supply interrupted
    • Notification of low battery
    • Radio link interrupted
    • Power supply interrupted
    E-mail alarm Yes Yes
    SMS alarm No • Including 25 SMS per logger and year
    • Option of purchasing additional SMS packages

    WiFi data logger: advantages and functions

    Current measuring values, limit value violations and the remaining battery life can be seen in the data logger's display. The standard batteries (AA) have a lifetime of 12 months and can be replaced at any time by users themselves. The internal data memory of the WiFi data logger is 10,000 readings and the housing has IP65 protection. The testo Saveris 2-T1 is tested by TÜV Süd according to EN 12830.

    • testo Saveris 2-T1 WiFi data logger
    • Including free Cloud access (basic functionality)
    • Micro USB cable
    • Wall bracket with lock
    • Batteries (4 x AA AlMn Mignon batteries)
    • Short instructions
    • Calibration protocol

    Temperature - NTC

    Measuring range
    -30 to +50 °C
    ±0.5 °C
    0.1 °C

    General technical data

    240 g
    95 x 75 x 30.5 mm
    Operating temperature
    -30 to +50 °C
    Protection class
    Measuring rate
    Dependent on Cloud licence; Basic: 15 min … 24 h / Advanced: 1 min … 24 h
    Door contact
    Communication rate
    Dependent on Cloud licence; Basic: 15 min … 24 h / Advanced: 1 min … 24 h
    WLAN Connectivity
    Signal transmission: wireless, frequency band: 2.4 GHz, supported wireless LAN standards: IEEE 802.11 b/g/n and IEEE 802.1X; Possible encryption methods: without encryption, WEP, WPA, WPA2, WPA2 Enterprise - The data loggers communicate via the standard protocol MQTT and are SNTP time synchronization-capable.
    EN 12830
    Power supply
    4 x AA AlMn batteries; mains unit optional; for temperatures below -10 °C please use Energizer batteries 0515 0572
    10,000 measurement values / channel
    Battery life
    12 months (typical value, depending on the wireless LAN infrastructure) at +25 °C, 15-minute measuring cycle and standard communication cycle at -30 °C, 15-minute measuring cycle and standard communication cycle with Energizer batteries 0515 0572
    Storage temperature
    -40 to +70 °C (without batteries)


  • Accessories
    spare batteries
    (4 × Energizer L91 Photo Lithium batteries)
      0515 0572
    • Accessories
      Spare battery
      Spare batteries
        0515 0414
      • Certificates for temperature

      • Certificates for temperature
        Calibration certificate
        ISO calibration certificate temperature
          0520 0153