Since 1995, Leroy Automation has deployed several generations of LT PLCs on the sites of CEA, Cogema/AREVA/Framatome/ORANO : Saclay, Bruyères Le Châtel, La Hague, Tricastin-Pierrelatte, Romans-sur-Isère, Marcoule,… They are used primarily for site or facility monitoring using the properties of the wiring control digital inputs.