入/输出的设备进行双向通信，组成网络控制系统。
SWP-MD806,SWP-MD807,SWP-MD808
SWP-MS806,SWP-MS807,SWP-MS808
SWP-MD806-00-03-N,SWP-MS807-01-12-HL,SWP-MS807-02-23-HL,
SWP-MD808-01-08-HL,SWP-MD806-00-08-N,SWP-MD806-00-10-N
SWP-MS806-00-23-N,SWP-MD806-00-12-N,SWP-MD806-00-02-N
SWP-MS806-00-03-N,SWP-MD806-02-03-N,SWP-MD806-02-08-N
SWP-MD806-02-10-N,SWP-MD807-01-03-HL,SWP-MD807-01-08-HL
SWP-MD807-01-10-HL,SWP-MD807-02-03-N,SWP-MD807-02-08-N