SIEMENS SIMATIC S7系统概述 4S7200 s7-300 s7400 SIMATIC S7 Date:2021//24 formation and Training Cente Siemens AG2000 SSP 01C.Date: 2021/2/24 File: SSP1_01C.1 SIMATIC S7 Siemens AG 2000. All rights reserved. Information and Training Center Know ledge for Automation SIMATIC S7 系统概述 SF RUN STOP I0.0 I0.1 I0.2 I0.3 I0.4 I0 .5 I0.6 I0.7 S IE M E N S S7 -2 0 0 Micro PLC 212 S IM A TIC X 2 3 4 Q0.0 Q0.1 Q0.2 Q0.3 Q0.4 Q 0 .5 S7-200 S7-300 S7-400