SIMATIC S7/M7, cable for point-to-point connections RS-422-RS-422, each with 15-pin Sub-D pins, 10 m length SIMATIC S7/M7, cable for point-to-point connections RS-422-RS-422, each with 15-pin Sub-D pins, 10 m length SIMATIC S7 cable PtP RS 422 10 m