This photo represents the installation of the seismological station A192B at Valvignères (Ardèche) within the framework of the Alparray project (2015-2020), which aims at better understanding the dynamics of the Alps chain. These instruments are part of the mobile seismological national park (SisMob) of the Résif research infrastructure. The canteen contains the batteries that power the digitizer and the modem. The modem allows the transfer of data to the laboratory, the digitizer records the ground movements felt by the seismological sensor. The sensor has been installed in a concrete manhole, under the silver multilayer insulation. The data is then transferred to the Resif data center.Résif is a national research infrastructure dedicated ...