作为一个客户端可以和别的具有以太网接口的PLC进行通讯，使用梯形图中的COMMREQ功能块通讯，作为–个服务器只响应别的设备，例如-一个运行着通讯工具包应用的主计算机或者另外的作为客户端的系列90-30.使用诊断和站管理工具从而诊断和维护系统以太网接口不支持系列90-30/20/Micro手持式编程器，-一个或两个以太网接口模板可以安装在任何系列90-30基板中.以太网接口通过SQE使能收发器(GE Fanue样本号IC649AEA 102或IC649AEA103或同类)连接到以太网上，说明了以太网接口的设计。
3COM 8772-10 11/16 ETHERLINK, NNB
TURCK Ni12U-GT18-ADZ3?0X2-B1331 PROXIMITY SENSOR, IN
TURCK Bi1-EH04-AN6X-V?1331 PROXIMITY SENSOR, IN BAG
TURCK Ni4-M12-AP6XH11?41 PROXIMITY SENSOR, IN BAG
TURCK Bi15-M30-AP6X-H?1141 PROXIMITY SENSOR, IN BAG
TURCK Ni3-EG08K-AP6X-?V1131 PROXIMITY SENSOR, IN BAG\
TURCK Bi10-P30-AZ3X-B?2131 PROXIMITY SENSOR, IN BAG
TURCK Bi30R-W30-DAP6X?-H1141 PROXIMITY SENSOR
BANNER BT13S GLASS FIBER OBTIC SENSOR, LOT OF 2,
BANNER BANNER IM.752S GLASS FIBER OBTIC SENSOR, LOT OF
BANNER IP13S GLASS FIBER OBTIC SENSOR, LOT OF 2,
BANNER BM.752S GLASS FIBER OBTIC SENSOR, LOT OF 3,
BANNER IMT.753S GLASS FIBER OBTIC SENSOR, LOT OF 3,
ALBRIGHT SW84B-4 VDC CONTACTOR, NNB
JOHNSON CONTROLS A11A-1C 35/45 RANGE LOW TEMPERATURE CU
KUNKLE FSCM 34494 VALVE SPRING, NIB
