EASY204-DP PROFIBUO DP;从机;有效地址:1~126
EASY221-CO CANopen接口;有效地址:1~127
EASY222-DN DeviceNet接口;有效地址:0~63
EASY209-SE 以太网网关 协议:ARP, AutolPDHCP, HTTPICMP, SNMPTCP, TelnetTFTPUDP