OPTION CARD COMM EEM-MA600 9VDC
选件卡，通信 JBUS/MODBUS，9VDC
得捷: OPTION CARD COMM EEM-MA600 9VDC
艾睿: OPTION CARD COMM EEM-MA600 9VDC
Allied Electronics: RS-485 JBUS/MODBUS Comm Module; EEM-RS485-MA600
Phoenix 菲尼克斯
Pomona Electronics