Converter
Converters
ZigBee type
Interfaces		USB
Serial ports		RS-232 RS-485
Converter type		Simple device
Device features		Simple device

Catalog ConvertersConvertersUSB

ATC-820

Software and manuals

Manual

Manual1

ATC-820

USB to Serial Port RS485 Converter

Product features

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Products description
Technical parameters

USB to RS-485 serial port converter. Maximum number of devices in the RS485 network up to 32. Maximum RS-485 cable length up to 1200m. Supports, Windows 98/ME/2000/XP/Vista/CE, MAC & Linux 2.4.20 or superior.

Features:

Compatible with USB1.1, highest speed can reach 12 Mbps.
Compatible with USB2.0.
Supports remote wake up and power supply management.
Supports hot plug and PnP.
Need no I/O location and IRQ setting, friendly UI.
Supports RS-485 interface.
RS-485 serial port transmission speed maximum 920Kbps, automatic data (TXD) direction control, zero-latency design.

Specification
Construction
Interface	USB to RS-485 Converter
Features:
Computer interface	USB V1.1 2.0 Plug and Play
Operational system	virtual serial port driver
Supports	Windows 98/ME/2000/XP/Vista/CE, MAC & Linux 2.4.20 or superior
Field Interfaces	RS-485 Half Duplex (dual buses)
Control	Automatic flow control for RS485 Half Duplex
Transmission rate	from 300 bps to 1Mbps
MaximumRS-485 cable length	1200 m
Maximum number of devices in the RS485 network	Half Duplex to 32 devices
Power	from the USB port
Consumption	<100 mA
RS-485 bus protection	600W (surge protection)
USB connection	Mini-B connector. 100cm cable with the module
RS-485 connector	DB9 Male
ABS enclosure	60 x 57 x 24 mm(not include cable)
Operating environment	0 to 70�C, 10 to 90% relative humidity, non-condensing
LED indication
Red LED	Data Sending From USB port to RS-485 Serial Port side
Green LED	Data Receiving from RS-485 Serial port side to USB port