A free service to present real-time and historical data of Symmetron data loggers on the World Wide Web, with plots and statistics for each measuring station.

For more information about Captum service, click here.

For a free demonstration, click the Enter button below and login as a visitor, with user name Symmetron. View the site named Office Temperature



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Symmetron will be closed for summer vacation from August 3 to August 21, 2015. Thank you for your cooperation.

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Symmetron vacation 2014
The Symmetron company will remain closed for vacation from 2 to 24 August 2014.
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New data logger operating software Opton 4!
Replace old Opton and Stylitis Explorer with Opton 4, a more user friendly software, which cooperates with all Stylitis data loggers. Some new features are the global sites and connections management, the connection assistant and the produced site messages. For more information, click here
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Digital bus sensors option in Stylitis-10
Digital bus sensors (MODBUS RTU and SDI-12) option in Stylitis-10. Conversion of the PERIPHERAL port to RS-485.
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Stylitis-10 with internal GPS module
The Stylitis-10 datalogger is also available with an internal modem with a GPS module, to receive location and time information.
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New software: Stylitis Explorer 4
Download the new version of Stylitis Explorer 4, without uninstalling the old version (3.). Versions 3. and 4. can be both installed in your computer.
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Price: 400,00/seat €
Manufacturer: SYMMETRON
Code: 2.015.200

A Windows application software designed for use with Stylitis dataloggers.

Symmetron EMMETRON consolidates resources, events and data from measurement campaigns into one integrated environment. Streamlines operations and allow users work with site data as easily as possible. It does not have restrictions in the number of Access or MySQL databases it can handle.

It features:
- A central database for all data.
- A tree-structured user interface.
- Network operation.
- Automatic/manual data retrieval from Stylitis datalogger sites.
- Built-in document storage and management.
- Built-in query generator.
- Built-in report generator.
- Built-in task manager with reminders.
- User-parameterised.
- Printing and exporting data to other programs.



Emmetron Powerpoint (.ppt)

Emmetron Tutorials

Tutorial 1 Installation of MySQL Server
Tutorial 2 Database Management
Tutorial 3 Emmetron resources
Tutorial 4 Equipment Management
Tutorial 5 Locations Management
Tutorial 6 Data Management
Tutorial 7 Persons Management
Tutorial 8 Documents Management
Tutorial 9 Queries Management


Stylitis-Power: Energy auditing and advanced monitoring data logger


Stylitis-10: Solar, wind, hydro, energy data logger and controller


Stylitis-20: Waterproof water measurements datalogger and controller


Stylitis-41: Wind Measurements data logger


Stylitis-101: Solar and wind data logger, suitable for W/T power curve analysis




Data public display




Memory Cards