园 ATTERY TERMINA从 CONNECTORS 1 EGATIVE POSITIVE 12VDC24VDC48VDC 1 电池端 电池端 2 RJ11远程端口 REMOTE PORT 3 直流风扇 OO机OKD活 SW1 4 SW CROUNONG ELECTROCE TERLNA DIP开关 CAUTION NNECT BOTH ACLDC 5 接地线端