Multi functional Serial adapter USB to RS232 RS422 RS485 cable with CP2102 chip converts USB into com port RS232, RS422 or RS485 protocol, connecting different serial devices to a computer via USB port. USB to RS485 serial adaptor cord is a high quality industrial plug and play serial bridge dongle, ideal solution for multiple devices like router, GPS, scanner, controller, label writers, programmer, modem, digital camera, card reader, palm PC and organizer, PLC control, laboratory testing, material handling equipment, etc. Specific RS232C / RS422 / RS485 TIA/EIA StandardType A USB 2.0 male; 9 pin D-sub connector; 8 Position terminal board Indicator LEDs for Power, TX and RX No IRQs, DMA or required; No IRQ Conflicts Automatic send data control. Auto detection of data speed; Zero delay automatic transmission 3 in 1 USB to serial adapter is with built-in static and surge protection up to 600W; ±8KV, IEC61000-4-2 contact discharge; ±15KV, IEC61000-4-2 air gap dischargeDC5V power output (the output current depends on computer’s USB output port) multiple terminals up to 256 RS-485 devicesBaud Rate: 300bps - 3Mbps for RS422/485; 300bps - 115200bps for RS232 Data Bit: 5; 6; 7; 8 Stop Bit: 1; 1.5; 2 Parity Bit : Even; Odd; None; Mark; SpaceSend and receive buffer: receive 512 bytes, send 512 bytesWorking modes: asynchronous; point-to-point or point-to-multipoint; 2-line RS485 half duplex and 4-line RS422 full duplex. Application: Programming machine, Punch machine, Factory automation system, Distributed control system, serial device wireless network, D-sub LED display, SCADA, measuring instrument, monitoring system, CNC management, Medical treatment, Building automation, Check on work attendance/Human resource management. What’s Included1x RS232 422 485 Serial to USB Adapter 1.5ft1x Terminal Block 1x Driver