The EN ISO 14119 standard provides that, in the event of opening of a mobile guard, it is necessary to stop the dangerous movements of a machine and prevent it from restarting until the dangerous situation for the operator has been overcome. This function is performed by interlocking devices for the control of movable guards in compliance with EN ISO 14119. COMEPI provides a wide range of interlocking devices, designed according to regulatory requirements and suitable for realization of complete, flexible safety systems and reliable for multiple applications.