WEX – Emissions and Process DAHS – has been awarded MCERTS certification


Environnement S.A and iseo are pleased to announce new MCERTS Product Conformity Certification for its WEX DAHS ( CEMS and Process Supervisory Control And Data Acquisition software )

We are proud to announce that the MCERTS certification for our WEXTM Data Acquisition and Handling System has been achieved.

WEXTM system is a DAHS dedicated for Industrial Emission Monitoring System (CEMS) based on more than 20 years of experience from iseo, the IT branch of Environnement S.A. Thanks to this expertise, the powerful multi-users WEXTM system is compatible with the main measuring equipments available on the market and is in full compliance with international and national standards, such as: IED 2010/75/EU – EN 14181 (QAL2, QAL3) – TC264 WG9 – US EPA…

The WEXTM system is made to be highly reliable and to sustain your activity in the same way.

The certificate has been published here: http://www.csagroupuk.org/wp-content/uploads/2015/05/MC15027100.pdf


WEX collects and processes environmental data for display, management and reporting purposes and has been designed to meet the requirements of EN14181 and MCERTS certified Environmental Data Management Software requirements for Environmental and Continuous Emissions Monitoring reporting systems. WEX has been developed from iséo / Environnement S.A XR software. The XR software addresses the needs of Ambient Air Quality Monitoring Networks (AQMN). The main functions include monitoring network configuration (sites and devices), technical management (data acquisition, calibration check, validation, etc.) and data processing (data display and reporting).

Certified Performance

The Wex application is able to perform the following tasks:

  • Averages of 1, 5, 10, 15, 30 and 60 minutes periods, X hours, daily, monthly and yearly aggregations,
    Raw data correction to standard reference,
  • Reporting capabilities for WID, LCPD, etc.,
  • Customisable reports, programmable automatic outputs to various formats (HTML, PDF, etc.) and destinations (printer, mail, file sharing, etc.),
  • QAL2 and automatic/manual QAL3 management including control charts and other SPC (statistical process control) techniques,
  • Communication with PLCs (Programmable Logic Controllers) using Modbus, OPC, etc.,
  • Regulatory control of emission limit values, unavailability, trends,
  • Overview display with real-time trends, gauges, data grids, digital status indicators and alarms.


For further information on the WEX DAHS Software, please click here or download its brochure :  WEX_0514_EN_s_Emissions_and_Process_DAHS