Windmill Software

Data acquisition and control

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Special Offers

Thermocouple Monitoring

Thermocouple measurement over USB, Windmill 7 software & free technical support

Sale: Was 730 now just 360!

Monitor 16 thermocouples and voltages, digital I/O and counting. Connect 8 units to 1 PC and monitor 128 thermocouples.

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751: Multifunction Data Acquisition USB Unit

751 Multi-function USB Data Acquisition with Windmill Software: 16 analogue inputs, 32 digital i/o, 8 counters

Sale: Was 595 now just 295!

For 16 differential analogue inputs, 16 digital inputs/outputs and 8 counters. You can connect eight 751s to one PC. With the addition of suitable Microlink 59x conditioning units, you can also monitor thermocouples, strain gauges, pressure transducers and current. Includes Windmill data acquisition software for logging, charting, output control and direct data transfer to Excel.

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Strain Gauge Monitoring

Strain Measurement:  USB Data Acquisition Unit, Strain Gauge Connection Box, Windmill Software, free technical support

Sale: Was 775 now just 475!

Monitor 16 strain gauges, balanced bridges like pressure transducers or voltage signals. Connect 8 units to 1 PC and monitor 128 strain gauges. Readings in microstrain. Zero reference level can be set in Windmill software. Plus digital input & output and counting.

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Best Sellers

752-RTD: Temperature Measurement

752-RTD Resistance Temperature Measurement over USB, Digital I/O, Counting, Analogue Output,  free technical support, money-back guarantee

The USB unit provides differential inputs to monitor up to 8 RTDs or Pt100 probes, and up to 16 voltage signals. You can connect 8 USB units to 1 PC. The units also provide digital input and output, counting, and voltage or current output.

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Microlink 851: Data Acqusition and Control over TCP/IP

851: 16 Analogue inputs, 32 digital i/o, 8 counters, Windmill software

Monitor voltage, strain, temperature, pressure, current, etc (extra units might be needed); digital I/O, counting. With Windows software, data transfer to Excel, free technical support for life and a money-back guarantee.

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750: Low Cost Measurement & Control

750 USB Data Acquistion with Windmill Software: analogue input, digital i/o, counters, free technical support

16 analogue inputs, 16 digital inputs/outputs, 8 counters and Windmill logging and control software: all for 150. Connect up to 8 units to a PC. Data saved in text files, or passed directly to Excel.

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WM826: Utility Meter Monitoring Package - 826, software, converter and lead

DAQ Catalogue | Data Acquisition Hardware: USB |  WM826: Utility Meter Monitoring Package - 826, software, converter and lead

Utility Meter Monitoring Package: 826 USB unit, Windmill 7 software, converter, lead,  free technical support

Utility Meter Monitoring Package: 826 USB unit, Windmill 7 software, converter, lead, free technical support

Price: 395.00 (Excluding VAT at 20%)


This package logs data from utility meters - sending the consumption readings to a central PC running Windows. It lets you monitor demand in real-time and identify patterns of use of electricity, gas, water and so on.

See also the new Microlink 840 for utility meter monitoring over Ethernet and Internet for just 295.


  • Consumption logged periodically (eg every half hour) both locally by the battery-backed 826 and at the PC
  • Data files can be read by Excel, Energy Lens, and other software
  • Continuous monitoring, logging and display using Windmill software.
  • See consumption in real-time
  • Record total usage and usage over your chosen set intervals, for example each minute's or hour's demand
  • Chart data and show tables of recent readings
  • Alarm indication on all readings - set thresholds above or below which alarms are triggered and logged
  • Each 826 Utility Meter Logger can monitor 8 meters
  • Up to 29 Utility Meter Loggers can be connected to 1 COM port, monitoring up to 232 meters
  • Many COM ports can be monitored at once
  • Maximum count of over 16 million
  • Option for communication over a modem, so you can retrieve readings remotely
  • All data is time-stamped
  • Log the counts from the volt-free contacts of your utility meters
  • Works with any meter emitting contact closure pulses
  • Conditioning can be added to monitor other signals such as logic and high voltage pulses
  • Windmill software runs under Windows - it's easy to use and involves no programming
  • Comprehensive User Manual
  • Free technical support for life


The modular Windmill software suite offers data logging, charting, alarm indication and sends data directly to other applications like Excel. You can also add process mimic generators to create your own data displays involving live moving bars, analogue meters, colour coded alarms, control buttons, changing icons and time and date labels.

energy management with Excel
Data can be passed to other software such as spreadsheets, databases and energy management software.

What you get for your Money

The utility meter monitoring package starts at £395 and includes:

  • The Windmill data acquisition and control software suite for real-time logging, charting and alarm indication.
  • One Microlink 826 Utility Meter Logger which can monitor 8 meters
  • One Microlink 800 RS232-to-RS485 converter
  • One 9 V DC power supply unit which supports up to 29 Microlink 826 loggers
  • One RS232 lead to connect the Microlink 800 converter to the computer's COM port
  • Free technical support for life

The 826 Utility Logger communicates with the computer either remotely by modem or using an RS485 lead. When using RS485 you need an RS232-to-RS485 converter, which lets you connect the Utility Logger to the computer. This is included in the price.

Diagram of Components of Utility Meter Monitoring Package

DAQ Catalogue | Data Acquisition Hardware: USB |  WM826: Utility Meter Monitoring Package - 826, software, converter and lead