AR231 SD-Card Temperature Data Logger

AR231 SD-Card Temperature Data Logger
Our Price:  £87.00(£104.40 Inc. VAT)

Temperature Inputs:  1



1 in stock, immediate despatch

The AR231 is a low cost battery-powered Temperature data logger with a built-in senor and a -30°C to 80°C temperature measurement range. Data is stored in internal memory or an SD memory card. After a logging session, data can be transferred to a PC via a USB connection or by looking at the contents of the SD Card. The logger is powered by an internal battery with a 5 year life. With free config and download software.

Special Offer:  Discounts of 7%, 10%, 12.5% and 15% are available when you order 10, 25, 50 and 100 items or more of this product.

  • Temperature data logger with internal sensor
  • Operating temperature range:  -30 to +80°C
  • Accuracy of temperature measurement: ±0.5°C
  • Real time clock: year, leap year, month, day, hour, minute, second
  • Logging interval: adjustable from 10s to 24h
  • save data as a standard CSV text file stored in the recorder's internal memory or on SD in FAT system with option of reading via USB interface
  • internal data memory:
    • FLASH, 4MB, FAT, non-volatile,
    • saving up to 80 thousand of measurement results
  • external data memory:
    • SD card, FAT, up to 2GB
    • saving up to 2.5 million measurement results for 128MB card
  • Logging modes:     
    • non-cyclic – logging stops after filling the memory
    • cyclic – after filling memory oldest data is overwritten by new
  • can move archive and configuration data on SD card
  • protection against unauthorized data copying and modification
  • Dimensions: 93x64x29mm
  • USB connection for configuration and data download
  • Power: Lithium battery 3.6V, size AA
  • Typical battery life: 5 years
  • Protection: IP20



ARsoft-CFG application allows you to configure and readout current measurements carried out by AR series devices (controllers, meters, transducers, recorders, etc.) equipped with communication interface RS232, RS485, USB or Ethernet.

The application has the following features:

  • visualization of all available measurements for the selected type of device
  • fast, on-line editing of device parameters
  • window for configuring parameters includes textual descriptions of parameters and their range of variation
  • reading and recording device configuration with an option of text edition of the created file.

Hardware requirements:

  • Operating System: Windows 7/8/10
  • depending on the type of communication interface of the device connected:- COM port RS232 or RS485 (it is also possible to use converter from USB to RS232/RS485)- USB port- Ethernet network card


Free software for archiving and graphical presentation of measurement data.

  • import of measurements recorded by APAR recorders from CSV text files
  • creating reports based on archived data
  • import options:
    • option of verifying the checksum enabling user to detect modifications to the original file with measurements
    • automatic equipment identification (device ID) - for imported file source
  • reporting options:
    • preparing reports for any device and selected time periods
    • option of marking the alarm thresholds on generated charts
    • exporting reports to CSV text files and graphic PNG and WMF files
    • printout of graphical reports.
  • hardware requirements:
    • Operating System: Microsoft Windows 7/8/10
    • Processor and RAM in accordance with the recommendation of the manufacturer of the operating system
    • Recommended minimum screen resolution: 1024x768


User Manual >>

ARsoft-CFG  Software >>

ARsoft-LOG Data Software >>