Feature: With this item, it is easy to add an RS-485 interface to a PC via RS-232. No power required, uses TD as power source. This does not need any AC or DC power. Interface: Compatible with for EIA/TIA RS-232C standard and RS-485 standard. Working mode: Asynchronous, half-duplex, differential transmission. T-ransmission media: Twisted-pair or shielded twisted pair (STP). It uses a particular pump to gain power from RS-232 signal (RTS, DTR, TXD) without initializing the RS-232 series interface. RS232 to RS485 Converter only, other accessories demo in the picture is not included! Specifications: Item Type: RS232 to RS485 Converter Material: PC Size: 93x32mm/3.6×1.2in Color: As shown Data Transfer Rate: 300-115200bps Operating Distance: 1200m for RS485, 5m for RS232 Environment: -10-85℃/14-185℉, 5-95% RH
