所有的系列90-30 CPU都安排有串口，351.352和363型CPU还有附加的串口，在本章下面的章节当中将有相关说明.当心在连接此串口过程中必须注对共电压的规范3要求,超过规格规定的共模条件导致传糊州误并且或对90系列PLC组件遗成损害.详细地说明见附录A.当超过规格规定的共柳i4&件时必须使用如GE Fanue1C690ACC903以隔高串口

GENERAL ELECTRIC QC2QDA USPP QC2QDA

ATLAS COPCO 4240-0151-01 USPP 4240015101

RELIANCE ELECTRIC 0-52841 USPP 052841

ALLEN BRADLEY 1791-IOVW NSPP 1791IOVW

XYCOM 8320 USPP 8320

CUTLER HAMMER QA-2033-CBC-120?-480-G-CT USPP QA2033CBC12

SIEMENS A5E00159514 USPP A5E00159514

CUTLER HAMMER 7585T-8XE USPP 7585T8XE

MITSUBISHI A985GOT-TBD USPP A985GOTTBD

RAYTHEON B34201-00-03-0 USPP B3420100030

ALLEN BRADLEY 1772-M16 USPP 1772M16

SIEMENS 6DS1717-8RR NSFP 6DS17178RR

INDRAMAT KDS1.1-150-300-?W1 USPP KDS11150300W1

AMK B569CB USPP B569CB

GE FANUC IC3600SPRB1 USPP IC3600SPRB1

RELIANCE ELECTRIC 603515-5A USPP 6035155A

FANUC A16B-2100-0110 USPP A16B21000110

FANUC A16B-1211-0771 USPP A16B12110771

FORNEY 35400901 NSFP 35400901