Features:
Support TVS transient suppression protection
Support electrostatic ESD protection
Support surge protection
Support short circuit protection
Super long communication distance
Support hot plug and unplug
Automatically determine and control the data transmission direction
Support XP/WIN7/WIN8/WIN10/VISTA/LINUX/MAC OS X operating system
Parameters:
Product name:ZK-U485 CH340 USB to RS485 Converter
Model:ZK-U485
Work Voltage:DC 5V
Communication distance:1200meter(Max at 9600bps)
Baud rate:115200bps(Max)
Work Temperature:-40℃~80℃
Work Humidity:0{7e82c6d62784066d1b113f595afb6e15f0ca3fec289cddd29e600df910d44428}~95{7e82c6d62784066d1b113f595afb6e15f0ca3fec289cddd29e600df910d44428}RH
Module Size:70*27*13mm

Use steps:
Download CH340 Driver software and Serial communication software.
Install CH340 Driver.
Connect module to PC and check PC’s ‘Device manager’.It will display CH340.If the computer does not recognize module, user need to uninstall the driver software, then re-install or replace the computer or change USB port.
Open Serial communication software to use send data.

Application:
Data collection
Signal conversion
Equipment Repair
Product development

Package:
1pcs ZK-U485 CH340 USB to RS485 Converter