Black Box LES431A User Manual

BL A C K B OX
®
Connect Modbus networks (RS-232, RS-422,
or RS-485) to Ethernet networks, allowing
the Modbus network to become a node
on the network.
Access the Modbus network over a LAN/WAN using direct IP mode
connections.
Modbus Hardened Serial Server
LES431A
Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500)
FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746
Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
Web site: www.blackbox.com • E-mail: info@blackbox.com
Customer
Support
Information

Black Box LES431A Specifications

General

Brand	Black Box
Model	LES431A
Category	Server
Language	English

Summary

Product Overview and Specifications

Product Specifications

Details general, serial, network, and dimensional specifications.

Product Features and Hardware Description

Installation and Initial Setup

Connecting Power and Serial Interfaces

Guides on connecting the power supply and serial interfaces (RS-232, RS-422, RS-485).

Network Connection and Configuration Methods

Details network connection and outlines configuration approaches.

Installing Configuration Software

Step-by-step instructions for installing the configuration software.

Configuring via Network and Web Interface

Explains configuring the server via network using software or a web browser.

Manual Network Configuration without DHCP

Console Mode Configuration Procedure

Operational Modes and Resets

Explains Direct IP Mode, hardware reset, and reloading factory defaults.

Firmware Management and Diagnostics

Firmware Upgrade Process

Testing Server Connections