Conferences and fairs OCTOBER 2021 Safe & Secure Static Relay – SIFER 2021 Building on their respective expertise in the field of critical systems, Arcys and Systerel are working to bring to market SIL4 solid static relays communicating to the Industry 4.0 standard, OPC UA. Company OCTOBER 2021 ISO9001:2015 renewal audit (2021) Systerel has successfully renewed its ISO9001:2015 certification with AFNOR. Careers OCTOBER 2021 ISMIN Business Forum Systerel will come to exchange with the students of the Ecole des Mines of Saint-Etienne next Thursday during the Business Forum. Company OCTOBER 2021 Singapore Metro Singapore Metro supervision system upgrade by Alstom: the Circle Line 6 depot now hosts the software developed by Systerel teams to interface between the control room and field equipment. Formal Methods OCTOBER 2021 HLL language for formal verification of critical software or systems Systerel publishes a new version of the HLL specification document (HLL LFD) and submits it to the next HLL Forum review in order to converge on the new definition of the language in collaboration with the other actors of the community.