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micro2 Temperature Data Logger

A multi-use, coin-sized, temperature data recorder with LCD screen.

Memory: 8k
Temperature Range: -29°C to +72°C

CALL 800-858-6872


Download Product Brief:


Our new micro2 is a compact multi-use, precision-edge device for capturing all your critical temperature data for storage and transportation needs. This data logger is highly versatile and can be used for those tight spaces needing compliance monitoring. Its light weight and small size make it ideal for dropping into your refrigerated boxes for drugs, vaccines, insulin and biologic shipments. And for pharmacies, cabinets and refrigerators, this device is perfect!
The compact LCD screen will show high/low and current temperatures in either Fahrenheit or Celsius. View the temperature from the LCD. If the alarm has been triggered, the display will warn the user to proceed with caution. An external probe is available for -200°C to +72°C ranges.
The reader station is compact and plugs directly into the USB port for easy downloading of temperature profiles. MaxiThermal software, reader station and cable are sold separately. 21CFR software is also available if required.

micro2 – SKU #8115
Logger Category, Description Category 2. Multi-Use. Temperature data logger with LCD screen and a compact size.
Memory/Storage 8k memory (approximately 8,000 measurements)
Internal Sensor Temperature:
Digital capacitive cmos sensor
Range: -29°C to +72°C / -20°F to +161°F
Accuracy: ±0.2° C from 0° C to 10° C, ±0.5° C at extemes, ±0.36° F from 32° F to 50° F, ±0.9° F at extremes
Resolution: 0.1° C / 0.18° F
External Sensor/Probe count and connector type None
Alarm Programming User configurable. High and low alarm limits can be set by temperature.
Alarm Modes Exceed Limit. See Alarms for more information.
Alarm Reset Options Alarm is reset when logger is erased and reprogrammed
Alarm Notifications On screen text. See Alarms for more information.
Audible Alarm None
Display LCD screen
14.28 mm x 11.11 mm / 0.5625 in x 0.4375 in
Indicators On screen display
Size and Weight Diameter: 2.8 cm / 1.1 in. Height: 1.1 cm / 0.4 in.
00 grams / .00 oz.
CE Certified Yes
Water-resistant Yes, IP66 rated
Internal Firmware, Internal Clock Accuracy Internal Clock, Start/Stop time, Interval, User description, Alarm values, Recording status, Firmware version, Serial number, Model.
Clock Accuracy is better than 2 minutes per month on average at normal temperatures (-29°C to +72°C).
For loggers directly exposed to temperatures at or below -80°C, the expected accuracy is ±15 minutes per month
Measurement Intervals Programmable from 2 seconds per reading. See Duration Chart for examples.
Computer Interface (physical) USB Reader Station
Data Retrieval Method Download to PC using a compatible cable, reader station, and software.
Programming (Initialization) Method User programmable through PC using Marathon software.
Wireless Connection and Range N/A
Remote Monitoring and Network Connection type N/A
Required Accessories: Compatible Software (1 required for operation): • MaxiThermal2  • MDAS-Pro21 CFR 
Computer Interface (1 required for operation): • Reader Station
Optional Accessories: None
Included paperwork Quality Control sheet, NIST certificate, Packing List included with all purchases. See the Calibration page for more information.
Optional Paperwork Calibration Report including data included with purchase of Optional Calibration. See the Calibration page for more information.
Power Source, Battery Life and Replacement One CR2032 Battery. 3 years. See Battery Performance page for more information.
Batteries are changed as part of the recommended annual recalibration. For battery replacement only, Call for price.
Warranty 1 Year Limited Warranty

Specifications subject to change without prior notice.

MaxiThermal2 Software for USB Loggers

Marathon’s MaxiThermal2 Software for USB Data Loggers

Marathon’s MaxiThermal2 Software allows you to view up to 8 multiple traces at one time, enables you to transfer the recorded information in your loggers to your computer, and to view, print and generate a report of the measurement data. The graphic representations are a simple X – Y plot of time versus temperature with unlimited zoom. The graph and all data points (date, time and temperature) can be printed.
Users have the ability to view numeric data in a screen window and Data can be Exported as a CSV file for use in other software. A Summary Information report showing the specific logger information, the Start and Stop Time, Duration of Recording, Measurement Interval, Highest, Lowest, Median and Average Temperatures as well as the High and Low Alarm information.
The data from the logger is easily downloaded to your PC via a standard USB 1.1 interface. MaxiThermal2 software is compatible with Windows XP, Vista, 7, 8 and 10.

MaxiThermal2 Software is not 21CFR Part 11 compliant. Click here for 21CFR Part 11 Compliant Software.

USB Standard A to Mini B Cable

micro2 Reader Station
Reader station for the micro2 temperature data loggers.

Additional information





Temperature Range

-29°C to +72°C

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