B&B Electronics MESR900 Series - Fiber Models - Manual - Manual (Page 8)

1. Introduction VlinxMESR9xx Modbus Gateway
Page 4 Manual Documentation Number MESR9xx-2113m
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Model Serial Serial Ethernet Ethernet Ethernet
Number Port(s) Connector Port(s) Media Connector(s)
MESR922T-ST40 2 TB 2 SM Fiber (40 km) & Copper (1) RJ-45 & (1) ST
MESR922T-ST80 2 TB 2 SM Fiber (80 km) & Copper (1) RJ-45 & (1) ST
MESR9xx Modbus Gateway Features

Four series models
 MESR901-x (single serial port, single Ethernet Port)
 MESR902T-x (two serial ports with pluggable terminal blocks, single Ethernet
port)
 MESR921-x (single serial port, two Ethernet Ports)
 MESR922T-x (two serial ports with pluggable terminal blocks, two Ethernet
Ports)
 On models with two Ethernet Ports, the second port is an Ethernet pass-
through port. This port functions much like an unmanaged switch.

Fiber models available for each of the above series

Multi-interface serial ports

DB-9M and pluggable terminal block serial port connector options

All ports are software selectable as RS-232, RS-422 or RS-485 2- and 4-wire

Configuration can be done via network or direct serial connection

Slim line DIN rail mountable case

Accepts DC power over a wide voltage range

10/100 Mbps Ethernet with Auto Selection, Auto MDI/MDIX

LAN and WAN Communications

TCP Client or Server operation - configurable

Firmware Upload for future revisions/upgrades

Software Support - Windows 2000, XP (32/64 bit), 2003 Server (32/64 bit), Vista
(32/64 bit), 2008 Server (32/64 bit), Windows 7 (32/64 bit)

Configuration of Ethernet and serial port settings using Vlinx Manager software