Extech Temperature Data Logger


The temperature data logger is a compact and easy-to-use electronic device ideal for monitoring
temperature. The logger stamps all recordings with a date and time. The internal memory can hold up to 8,000 readings. The LCD display allows you to observe current readings without uploading all of your recorded data. Available as a kit or just a single logger.

Temperature Data Logger Kit Includes

1. Temperature Logger (#42260)
2. Software and RS-232 Serial Cable
3. Docking Station

Temperature Data Logger Printer Kit Includes

1. Temperature Logger (#42260)
2. 3.6 Volt Lithium Battery
3. Programmer/Printer with 4 AAA Batteries
4. Roll of Paper

NOTE: NIST Calibration is available.
Large Quantity Discounts Are Available!

Temperature DataLogger Features

  • Data Storage Capacity of 8K Readings
  • LCD Display
  • Programmable Sampling Rate: 1 Second to 2 Hours
  • Alarm for out-of-range Readings
  • Kit includes Software, Cable and Logger
Description Part Number
Extech Temperature Datalogger Kit with Software and Docking Station 42265
Extech Temperature Datalogger with Printer 42266
Additional Standalone Data Loggers
Extech Temperature Datalogger 42260
Note: Part number 42265 includes Windows compatible software and docking station. Part number 42260 cannot function by itself without software, docking station or printer.
Standard NIST Calibration Service
Standard NIST Temperature Calibration (1 Point) Note: 3 to 5 Day Lead Time for All Calibration Orders CAL-NIST-TEMP
Optional Accessories
USB Serial Adapter CABLE-USB232
Extra/Replacement 3.6V 1/2 AA Lithium Battery HP-B
4 pack AAA Batteries AAA-ALK-BAT

Temperature DataLogger Specifications

Temperature Range -40°F to 185°F (-40°C to 85°C)
Temperature Resolution 0.1°
Temperature Accuracy

±1°F (-4 to 122°F),
±2°F (-40 to -4°F, 122 to 185°F)
±0.6°C (-20 to 50°C),
±1.2°C (-40 to 20°C, 51 to 85°C)

Intervals Programmable sampling rate from 1 second to 2 hours plus Hi/Lo limits with alarm indication
Data Storage Capacity 8,000 Temperature Readings
Dimensions 42260: 3x2.3x0.88" (76x57.2x22.3mm)
42265: 4.9x3.8x2" (123.8x95.3x51mm)
Weight 42260: 2.6 oz. (72.6g),
42265: 9 oz (254g)