尊敬的客户和合作伙伴：
       As pre-announced on October 8th, 2016, we would like to inform you that from October 1st, 2017 on, S7-200CN product
family and text display TD400C, as listed below, are announced to be phased out. The price group will be changed to
2AP accordingly. The below listed phased-out products will remain in normal ordering mode till product cancellation
with further notice.
       在2016年10月8日发布的预退市通知基础上，这里正式通知各位，自2017年10月1日起，下方表格所示的S7-200CN产品
以及TD400C文本显示器，正式进入退市阶段。这些产品的价格组也相应地变为2AP。在产品停止生产（会另行通知）之
前，这些退市产品依然可以正常订购。
       SIMATIC S7-200 SMART is the successor product family of S7-200CN. If you need further support during migration
process, please contact local Siemens authorized distributors or SMART product sales specialist.
SIMATIC S7-200 SMART是S7-200CN的升级替代产品。如您在移植过程中需要任何帮助，请联系公司销售经理。


替换200CN的smart产品选型资料如下：   smart选型资料.xlsx      S7-200 SMART 样本(201707).pdf