CM模块和CP模块的区别?
最佳答案
1、CM为通讯模块,CP为通讯处理器,除CP 1543-1其他均为CM模块。CP相对功能强悍一些,带有防火墙及口令( firewall, password )等安全功能。
2、官网的描述:
、CM PtP: Serial communication via point-to-point connection:
Four communication modules are available for connecting automation components via serial interfaces.
、CP 1543-1: Industrial Ethernet connection with security functionality:
With high-performance communication functions, the CP 1543-1 communication module opens up additional areas of use for the S7-1500.
3、有关CP 1543-1 communication processor:
http://www.automation.siemens.com/mcms/industrial-communication/en/ie/system-interfacing/simatic-s7-sinumerik/s7-1500/Pages/CP_1543-1.aspx
提问者对于答案的评价:
1
专家置评
补充一下:
DP通信模块也有2种,一种是CM1542-5,一种是CP1542-5。
大的区别是:CM支持125个从站,但CP只支持32个。
原创文章,作者:more0621,如若转载,请注明出处:https://www.zhaoplc.com/plc173511.html