Multi-mode single-fiber 2-optical 5-electrical kilomega looped network industrial Ethernet switch. 2 pairs of kilomega single-fiber optical interfaces and 5 kilomega RJ45 Ethernet switch electrical interfaces; Both optical and electrical interfaces support looped network redundancy topology; Network interface rate: 1000M/100M/10M, self-adaptive; Optical interface rate: 1000M; Power interface-network interface-optical interface completely isolated; ST optical fibre splice; Applicable optical fiber: multi-mode 62.5/125um and 50/125um; Maximum transmission distance: 5km; DIN35mm standard lead rail mounting or bolt mounting; Working temperature: -40-+85℃.