1
GENERAL INFORMATION
Documentation (including this Manual) is subject to change without notice. Refer to TDK-Lambda Technical
Data web page for an up-to-date documentation:
https://www.emea.lambda.tdk.com/uk/technical-data/data.aspx?resource=Installation-Manuals
CHAPTER 1: INTRODUCTION
1.1
Introduction
The MODBUS TCP (a short form of MODBUS TCP/IP) option for the power supply series allows
the user to remotely program, measure and check status of the power supply by MODBUS TCP protocol
implementation over the internet. MODBUS TCP is listening on a reserved system port 502 on the TCP/IP
protocol. Refer to SAFETY & INSTALLATION manual (IA761-04-01_) for information on safety
requirements, specifications and installation. Refer to USER MANUAL (IA761-04-02_) for
information on power supply operation.
Figure 1–1: Rear Panel MODBUS TCP View
1.2
Feature Summary
A. Communicate over any standard TCP/IP network
• LAN (Local Area Network).
• WAN (Wide Area Network).
• Communicate across the world using the Internet.
• PING server is supported.
• Timeout – TCP socket is closed after 1 minute if no commands are sent.
B. Web page viewable with any web page browser
• Configure network connection settings.
• Interface / Media counters monitoring.
Link/Activity LED
(Port 1)
Link/Activity LED
(Port 2)
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