The 1SA series, which supports safety functions, realizes advanced safety control of people, machines and things. It is possible to reduce equipment downtime and minimize product waste while avoiding the risk of endangering workers. For 1SA series safety function support, the servo driver is equipped with motion safety functions. It is equipped with various safety functions that can be adapted to machine safety: STO, SS1, SS2, SOS, SLS, SLP, SDI, SBC (PLe SIL3) Via FSoE.