UT-6804MT, Serial Server, UTEK

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

LED indicator: PWR, RUN

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

Working mode: VCOM, MCP, TCP, UDP, MQTT, RFC2217

Power input: 12-48VDC

Max. input power consumption: 2.2W

Baud rate:: 300-921,600bps

Operating temp: -40~85°C

Features

Supports 4 RS-485/422 serial ports for remote control
Supports 1 10/100Base-T(x) Ethernet port
Supports Reset button for restoring factory settings
Each serial port provides T/R+, T/R-, R+, R-
Supports custom baud rate
Supports MCP, VCOM virtual serial port
Supports ±4KV ESD protection for serial port and 1.5KVAC isolation protection for Ethernet port
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	4×3.81 terminals
LED Indicators	PWR (Power), RUN (Operation)
Button	1×Factory Reset button
Power Requirement
Input Voltage	DC 12–48V
Power Consumption
Max. Power Input	2.2W
Mechanical Characteristics
Enclosure	IP30 protection rating
Weight	490g
Installation	Desktop/Wall-mount installation
Dimensions (L×H×W)	161mm×37mm×91mm (excluding mounting)
Transmission Distance
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, SNMP, MQTT, MODBUS
Operating Mode
Mode	VCOM, MCP, TCP Server, TCP Client, UDP Client, Reverse Telnet, Remote Pair Slave, Remote Pair Master, Modbus TCP Server, Modbus TCP Client, MQTT, RFC2217
Serial Parameters
Interface Type	RS-485, RS-422
Baud Rate	300–921600bps
Parity	None, Odd, Even, Mark, Space
Data Bits	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 0.5KV
	IEC61000-4-6 CS 3V/m