1. Compatible with RS232/RS485 standard, can convert RS232 signal into balanced differential RS485 signal. 2. The mission rate is stable, and the reliable communication rate is 300~115200bps. 3. On board integrated power isolation can provide stable isolation voltage without additional power supply at the isolation end<br> 4. On board integrated digital isolation, signal isolation, high reliability, strong anti-interference and low power consumption. 5. On board TVS ( ient voltage suppressor) can effectively suppress surge voltage and ient peak voltage in the circuit, and prevent-lightning and static electricity<br> features: Board mounted self recovery fuse and protective diode can ensure stable output of current and voltage, prevent over-voltage and over-voltage, and improve impact resistance. On board RS485 output terminal 120R resistor, which can be switched on and off for easy operation<br> Power supply interface of on-board terminal, supporting power supply in a wide voltage range of 6~36V DC<br> Industrial guide rail type V0 flame-retardant shell, small size, convenient installation, cost-effective<br> Specifications:<br> Product type: active digital isolated RS232 to RS485 serial port converter<br> Power supply voltage: 6~36V DC<br> Interface protection: anti reverse connection<br> Reliable communication rate: 300~115200bps<br> Equipment interface: compatible with RS232/RS485 standards<br> RS232 interface:<br> Interface type: terminal block<br> mission distance: about 15m<br> mission mode: point-to-point<br> RS485 interface:<br> Interface type: terminal block<br> Direction control: hardware automatically judges and controls data mission direction<br> Interface protection: provide 600W lightning protection, surge protection and 15KV static protection<br> Terminal resistance: 120R, which can be enabled through switch switching<br> mission distance: about 1200m<br> mission mode: point to many (32 nodes at most, and repeaters a