RS232 to RS485/422 Converter and RS485/422 Repeater
Can Use For RS485/422 Repeater And RS232 To RS485/422 Converter, But Just Use One Function At Same Time. The Product Must Have 12-36VDC Power Input, Optic- Electrical Isolation More Than 3KV. Have Small Volume, 3000m Transfer Distance, High Rate, Steadily