Our Unit Converter

The ESI Unit converter allows you to quickly and easily access a conversion tool to work out your preferred unit of pressure measurement wherever you may be. Whether out on-site or in the office.

ESI logo in white

Download the ESI-USB© Software

The ESI-USB© software allows you to connect your ESI transducer to your laptop or PC and be up and running monitoring pressure data within ten minutes. The software auto-updates and is compatible with Windows 8, 10 & 11.

Version History

2.9.16.0Graph dialogue now fits 1024x768 screen and there is an updated language plus a change to guard against duplicated colour names in the language file.

2.9.14.0Multiple languages supported, digital signature and bleed off pressure features added, save during calibration added and bug fix to recalibration feature. Fieldname tags in the report generator extended to multiple sensors.

2.8.10.0Software extended to support the new Modbus transmitters. Fixed bug related to report generator graphs.

2.7.12.0Software extended to support the new ESI-USB Plus interface box. Fixed issue with report generator, shows every other data point for the complete time range with no missing rows.

2.6.5.0Minor Bug Fixes

2.5.4.0Software modification to protect transducer EEPROM data

2.5.3.0Changes to report options. Option to select new Excel workbook for each sensor. Option to delete and add markers after test is complete. Option to disable Pause button.Option to remove timeline between pauses on graph screen. Feature to allow alarm levels to be adjusted while test is in progress, and when an alarm has been triggered for a popup to appear with alarm details. Option to have time on graph screen to be in system time or elapsed time. Leak Test feature now allows pressure drops to 2 decimal places

2.4.9.0Modified reading of data files to handle some corrupted files with truncated headers.

2.4.8.0Modified reading of data files to handle some corrupted files with truncated headers.

2.4.7.0Calibration Adjustments

2.4.6.0Calibration Adjustments

2.4.5.0Calibration Adjustments

2.4.4.0Calibration Adjustments

2.4.3.0Fixed bugs.

2.4.2.0Fixed issue where changing the selected time format for the graph was ignored.

2.4.1.0Fixed problems seen with leak testing where data values have been written to the backing file.

2.4.0.0Added leak testing feature.

2.3.1.0Calibration Adjustments

2.3.0.0Calibration Adjustments

2.2.4.0Change to calculation of pressure drops in report generator. Added insertion type for the time between markers.

2.2.3.0Combinations are shown again following the addition of sensor names. Change to formatting of pressure values in a report. Word is closed and PDF is shown when the report output format is PDF.

2.2.2.0Further change to using sensor names.

2.2.1.0Using sensor names in monitor and graph pages. Change to loading of legacy files.

2.2.0.0Added sensor names for use in reports. Reporting custom fields are template-specific. Added automatic addition of markers on start, pause, resume and stop.

2.1.3.0Fixed bug where temperature coefficients weren't transferred to EEPROM.

2.1.2.0Graph legend scrolls if there are too many items to fit. Changes to reporting to allow for pauses.

2.1.1.0 Fixed bug where pressure coefficients weren't transferred to EEPROM.

2.1.0.0 Added pause button. Measurement intervals can be changed during slow acquisition. Added start, stop and pause buttons to graph page. Files from early 1.x versions can be loaded.

2.0.9.0Calibration Adjustments

2.0.8.0Added about dialogue, splash screen and integration with help file.

2.0.7.0Added measurement interval wizard.

2.0.6.0Added reporting and markers.

2.0.50.0 The report generator deselects all objects before displaying the report to the user.

2.0.5.0 Completed graph settings dialogue. Added calibration certificate generator.

2.0.49.0 Change to marker table time formatting in report.

2.0.48.0 Added export to CSV files. More reporting bug fixes.

2.0.47.0 The report generator supports kPa.

2.0.46.0 Fixed reporting issues.

2.0.45.0 The sensor full range is copied into the sensor settings.

2.0.44.0 Fixed bug in reporting data table.

2.0.43.0 Implemented new reporting insertion codes.

2.0.42.0 Corrected bug when putting graph in a report without showing temperature.

2.0.41.0 Changes to backing file recovery feature.

2.0.40.0 Added recovery of data from backing files. Added ability to load legacy (version 1.x) data files.

2.0.4.0 Further work on graph settings dialogue

2.0.39.0Corrected application of format to graph.

2.0.38.0 Calibration Adjustments

2.0.37.0Fixed issue where a sensor was disconnected and then reconnected. The graphs in a report follow the Show Temperature flag in the template.

2.0.36.0 Updated splash screen.

2.0.35.0 Showing data panels on graph page. Minor changes.

2.0.34.0 Calibration Adjustments

2.0.33.0 Change to the application icon.

2.0.32.0 Changed image in splash window. Updated application icon.

2.0.31.0Showing O/R when pressure is over-range. Status text shows the time to scheduled stop where appropriate.

2.0.30.0Report and certificate generators use the portion of data selected in the graph view. Added scheduled stop of measurements. Implemented alarms for sensor combinations.

2.0.3.0Added graph settings dialogue

2.0.29.0Detecting sensors being connected or disconnected. Various changes to the user interface. Pressure reading is shown in red when the sensor is above 120% of full range.

2.0.28.0Fixed bugs with certificate generator. Change to the timer updating the measurement running time.

2.0.27.0Calibration adjustments

2.0.26.0Further work on the use of backing files. Added days as an option for the graph axis.

2.0.25.0Removed the limit on the number of readings in a data set. Fixed saving of large data sets into multiple data files following addition of the backing file.

2.0.24.0Minor Bug fixes

2.0.23.0Added use of backing file during measurements. Fixed memory leaks and optimised memory usage.

2.0.22.0Cosmetic change to advanced settings button.

2.0.21.0Further changes to the advanced measurement dialogue and auto-stop.

2.0.20.0Showing the maximum measurement length in the advanced measurement dialogue. Changes to measurement auto-stop.

2.0.2.0Minor Bug fixes

2.0.19.0The maximum number of readings in a data set is calculated from the amount of installed memory.

2.0.18.0Minor bug fix to serial number handling

2.0.17.0Large data sets are saved to multiple files. Showing a prompt when attempting to export too many data points to Excel.

2.0.16.0Calibration Adjustments

2.0.15.0Continued performance work.

2.0.14.0Further performance improvements. Fixed issues with sensor combinations. Correctly showing data with gaps in the graph.

2.0.13.0Performance improvements. Minor graph changes.

2.0.12.0Minor feature additions and bug fixes.

2.0.11.0Minor Bug fixes.

2.0.10.0Calibration Adjustments

2.0.1.0Initial version