UT-6802A, Serial Server, UTEK

2 ports RS-232/485/422,1 port 10/100M RJ-45

LED indicator: PWR, RUN, DATA

Protocol: ARP, IP, ICMP, UDP, TCP, HTTP, DHCP, MODBUS

Working mode: VCOM, MCP, TCP Server, TCP Client,

UDP Client, Modbus TCP Server, Modbus TCP Client

Power input: 12-48VDC

Max. input power consumption: 1.2W

Baud rate: 300-921,600bps

Operating temp: -40~85°C

Features

Supports 2 RS-232/485/422 serial ports for remote control
Supports 1 10/100Base-T(x) Ethernet port
Supports Reset button for restoring factory settings
Built-in hardware watchdog
RS232 port provides 5 signals: RXD, TXD, RTS, CTS, GND
RS485/RS422 port provides T/R+, T/R-, R+, R-
Supports MCP, VCOM virtual serial port
Supports ±6KV ESD protection for serial port and 1.5KVAC isolation protection for Ethernet port
Supports MODBUS master/slave multiple connections
Supports Web configuration (real-time effective) and VistaComs PC configuration tool
Supports heartbeat and registration packet functions
Supports Web firmware upgrade

Interface
Power Interface	1×DC jack or 3Pin 5.08 terminal block, with reverse polarity protection
Ethernet Interface	1×RJ45, 1×10/100Base-T(x)
Serial Interface	2×RJ45, RS232/RS485/RS422 three-in-one
LED Indicators	PWR (Power), RUN (Operation), DATA1, DATA2 (Serial indicators)
Button	1×Factory Reset button
Power Requirement
Input Voltage	DC 12–48V
Power Consumption
Max. Power Input	1.2W
Mechanical Characteristics
Enclosure	IP30 protection rating
Net Weight	240g
Installation	DIN-rail mounting
Dimensions (L×W×H)	100mm×80mm×30mm (excluding mounting)
Transmission Distance
RS-232	15m
RS-485/422	1200m
Operating Environment
Storage Temperature	-40~85℃
Operating Temperature	-40~85℃
Relative Humidity	5%~95% (Non-condensing)
Supported Protocols
Protocols	ARP, IP, ICMP, UDP, TCP, HTTP, DHCP, MODBUS
Operating Mode
Mode	VCOM, MCP, TCP Server, TCP Client, UDP Client, Modbus TCP Server, Modbus TCP Client
Serial Parameters
Interface Type	RS-232, RS-485, RS-422
Baud Rate	300–921600bps
Parity	None, Odd, Even
Data Bits	5, 6, 7, 8
Stop Bits	1, 2
Certifications
EMC	EN 55032/24
EMI	CISPR 32, FCC Part 15B Class A
EMS	IEC61000-4-2 ESD ±6KV contact, ±8KV air
	IEC61000-4-3 RS 3V/m
	IEC61000-4-4 EFT Power 2KV, Signal 1KV
	IEC61000-4-5 Surge Power 2KV, Signal 1KV
	IEC61000-4-6 CS 3V/m