AR201 Panel Mount Meter Data Logger with Alarm - 1 Channel, RS485 Modbus

AR201 Panel Mount Meter Data Logger with Alarm - 1 Channel, RS485 Modbus
Our Price:  £219.00(£262.80 Inc. VAT)
Power Supply:  

Analogue Inputs:  1
Temperature Inputs:  1



Special order, 4-6 day despatch

The AR201 is a IP65 panel mount data logger meter accepting Volts, mV, 4-20mA, thermocouples, RTD sensors and resistances.  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. Also features relay alarm outputs and an RS485 Modbus RTU port.

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.

  • Universal input data logger
  • universal measurement input:
    • Resistance Thermometer: Pt100, Ni100 (2- and 3-wire with line resistance compensation)
    • thermocouple: J, K, S, B, R, T, E, N, with cold junction compensation
    • current: 0-20mA, 4-20mA
    • voltage 0-10V, 0-60mV,
    • resistance 0-1000Ω
  • 1 alarm/control output with LED status indication
  • USB and RS485 serial interface (galvanically isolated, MODBUS-RTU) to configure the device and read the current measurements
  • Data storage in a standard CSV text file via internal memory, SD card or USB stick in FAT system
  • option of transferring archive and configuration data on SD card, USB memory or using the USB port of a computer
  • 7-segment LED display with adjustable brightness
  • internal real time clock with a battery backup power supply
  • built-in 24Vdc power supply for supplying on-site transducers
  • compensation of line resistance for resistance sensors
  • thermocouple cold junction compensation
  • free software provided for displaying recorded results as graphics or text and for configuring the parameters
  • programmable input, range of indications, options for recording, alarm, communication, access and other configuration parameters
  • methods for configuring parameters:
    • via membrane keyboard (IP65) located on the front panel of the device;
    • via USB or RS485 interface and a computer program (Windows 7/8/10)
    • from the configuration files saved on SD or USB memory
  • access to configuration parameters is protected by the user's password
  • available data protection against unauthorized copying and modification (checksum, authorization request for SD card and USB memory)
  • possibility to differentiate archives from many recorders of the same or similar type by assigning individual identification numbers (ID);
  • LED indication of SD memory and USB, and file operations
  • panel housing 96x48mm, IP65 front panel protection
  • basic measurement error:
    • 0.1% of the measurement range ±1 digit
    • thermocouple inputs 0.2% of the measurement range ± 1 digit, <2°C (temp. of cold ends)
  • power supply to converters 24Vdc / 30mA
  • communication interfaces:
    • RS485, MODBUS-RTU Slave, galvanically isolated
    • USB (for working with PC and USB memory stick memory)
  • internal data memory:
    • 4MB FLASH, FAT12 file system, 4MB FLASH, FAT12 file system, non-volatile
    • storing up to 95 thousand of measurements
  • external data memory (non-volatile):
    • SD card, maximum size of 2GB
    • external USB memory (memory stick), maximum size of 4GB
    • saving up to 19 million measurement results in 1GB memory
  • power supply: 230Vac network (85÷260 Vac) / 5VA
  • operating temperature range: 0-50°C
  • relative humidity range: <100%RH (no condensation)



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 >>



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