Convertor from USB to RS485 protocol

GALVANICALLY ISOLATED

MODBUS compatible

 

The KMP USB to RS485 Converter is a bi-directional USB-powered USB to RS-485 converter, which makes a half-duplex RS-485 available to a PC via the USB port. MODBUS compatible. Half-duplex communication channel with a range of up to 1200 m (4000 ft.). The fully galvanically isolated giving valuable protection to the PC in harsh environments. The adapter is powered from the USB port and no external power is needed. No need to power the RS-485 line. USB cable, terminal block are included in the package.


Target Application

  • USB Industrial Control
  • Home Automation
  • Access Control
  • Temperature monitor
  • Light monitor
  • Humidity monitor
  • Electricity consumption monitor
  • Voltage meter

Features

  • Galvanically isolated
  • Compatible with USB 2.0
  • MODBUS compatible
  • Operated with FT232RL USB UART IC
  • Operates from USB supply
  • LEDs for indicating Tx/Rx data activity
  • Type-B USB connector
  • Mini DB9 male to terminal block adaptor for easy wiring RS-485 input/output
  • Multiple converters can be connected to the same computer

 



Specifications

Name Value
Galvanically isolated Dino II green tick
MODBUS compatible Dino II green tick
Optical Isolation 1000 V
Operating Temperature 0 to 50º C
Extend distance up to 1200 meters / 4000 feet
Addressing up to 32 nodes
UART interface support 7 or 8 data bits, 1 or 2 stop bits and odd / even / mark / space / no parity
Data transfer rates From 1200 to 57 600 baud TESTED
Buffers 256 Byte receive and 128 Byte transmit
OS compatible Windows 8/7/Vista/XP/Server2008/2003/2000/98 (32-bit)
Windows 8/7/Vista/XP/Server2008/2003 (64-bit)
Win CE, Mac, and Linux
DB9 male active pins 3 - A, 8 - B, 5 - GND

Dimensionss





Connection scheme

 

RS485 connection schem

 

Pictures

Links



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