Issue In any modern industrial control system, it is frequently a requirement to connect controllers (PLCs/ PACs) together and, due to the way they communicate to their I/O sub-systems this can very often cause conflicts. Resolution This article will propose a solution to the common issue of having multiple DHCP servers on a network. Disclaimer The views and opinions expressed in this article are those of the author(s) and do not necessarily reflect the official policy or position of Schneider Electric.  

Warning Hazard of Electric Shock: Remove all power from all devices before removing any covers or doors of the system. Disconnect power at the device and at the power source. Electrostatic Discharge Required: Always discharge static electricity from your person by touching metal prior to handling any hardware. Failure to do so may result in damage to devices. Potential for Data Loss: The steps detailed in the resolution of this article may result in a loss of critical data if not performed properly. Before beginning these steps, make sure all important data is backed up in the event of data loss. If you are unsure or unfamiliar with any complex steps detailed in this article, please contact Product Support for assistance. Issue Enter issue. Product Line Enter product line. Environment Enter environment. Cause Enter cause. Resolution Enter resolution.

Issue Drives often require parameter setup and proper commands to trigger their state machine. Resolution EcoStruxure Machine Expert HVAC addresses an easy integration of drives via prepared hardware catalog objects and communication function blocks. Disclaimer The views and opinions expressed in this article are those of the author(s) and do not necessarily reflect the official policy or position of Schneider Electric.  

Issue Cyber security defence is increasingly difficult in any Ethernet network-based architecture. Putting more layers of protection is a good strategy but knowing what has happened to a system is essential to any investigation of an incident. Analysing system logs is often the key to discovering what has happened during a forensic  examination. EcoStruxure Control Expert, M580 and other communication modules support posting logs to a centralized system known as a Syslog Server. Resolution Using the Syslog servers in Ubuntu for event logging on M580 is detailed in the attached article. Disclaimer The views and opinions expressed in this article are those of the author(s) and do not necessarily reflect the official policy or position of Schneider Electric.  

Issue With the EcoStruxure Process Expert, a Control Simulator can be used for testing the logic. This is usually done on the development workstation and there is often a requirement to run more than one simulator to test connections between controllers and/or the SCADA system. Resolution This document contains trick and tips for using the simulator with EcoStruxure Process Expert. Disclaimer The views and opinions expressed in this article are those of the author(s) and do not necessarily reflect the official policy or position of Schneider Electric.