Unitech MR055 Specifications

MR055
MR055
Ethernet Board is a specially design for MR350MKII and MR350TA
series.
The main function of the MR055 is to network-enable existing serial devices. Using the MR055 you
can add an Ethernet port practically to any serial device with RS232 interface, and communicate
with your serial device from any PC (or other device) to LAN.
If your LAN has a direct connection to the Internet, then you can access and control your serial
device from anywhere in the world!
1. Specifications
Specifications
Ethernet Interface
Serial Interface
Network Protocols
Management
Power Supply
Operation Temperature
Operating Relative Humidity
Network port
pin assignments
(TTL level)
Pin Signal name
1 TX (+)
2 TX (-)
3 RX (+)
4 RX (-)
5 NC
6 Link
7 +5V (LED)
Ethernet Board
Auto-detecting 10/100 Mbps
TTL-level RS232
RS232 signals: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
ICMP, ARP, IP, TCP, UDP, DHCP, Telnet, HTTP, SNMP, SMTP
Web browser, serial console, Telnet console, or Windows utility library for
developing your own utility
DC 5V + 5%, 290mA
0-70℃
0-90%
Serial Port
PIN Assignments
PIN Signal Name
1 +5V
2 GND
3 RxD (in)
4 TxD (out)
5 Reset (Low)
6 N/A
7 System using
8 System using
9 N/A
10 +5V (LEDs)