STEP 7 Professional 2017是专业版，包含了STEP7 V5.6和SCL，GRAPH，PLCSIM等插件。 STEP7 V5.6是V5.5的升级版，支持win10系统，但SCL，GRAPH，PLCSIM等插件需单独下载安装。
STEP 7 Professional 2017专业版
STEP 7 Professional 2017专业版包括：
- STEP 7 V5.6
- Automation License Manager V5.3 incl. SP4 incl. Upd1
- S7-GRAPH V5.6
- S7-SCL V5.6
- S7-PLCSIM V5.4 incl. SP8
- S7-PCT V3.4 incl. HF2
- S7 Web2PLC V1.0 SP3
Application for creation and setup of user-defined Web pages for the Web server of the CPU.
- S7 Block Privacy V1.0 SP4
Application for encoding of blocks
STEP7 V5.6
STEP7 V5.6包括：
-STEP 7 V5.6
-Automation License Manager
-S7-PCT (S7 Port Configuration Tool)
-S7 Web2PLC
Application for creation and setup of user-defined Web pages for the Web server of the CPU.
-S7 Block Privacy
Application for encoding of blocks
