KB-31675: Using an E2Button with bitmaps in the background.
Question: How can an E2Button be set up to use bitmaps as the button’s background? Solution: To do so, follow these procedures: Include two bitmaps (pressed and not pressed) in…
Author: Elipse Software
KB-47889: Modificando a cor das penas de um E3Chart em tempo real.
Descrição: No E3Chart, ao clicar sobre a informação mostrada na legenda de uma pena que está sendo plotada, é possível escolher uma nova cor? Solução: Sim. Para isto, crie o…
KB-26057: Viewer’s behavior during servers’ switchover.
Question: What is the Viewer‘s typical behavior during a servers’ switchover in Hot-Standby? Solution: The Viewer switches servers automatically, and will always connect to the active E3Server. However, communication is…
KB-33906: Hot-Standby x Databases.
Question: What is the proper architecture to work with databases in Hot-Standby? Solution: There are two possibilities: Two computers running E3Server (Hot and Standby), and a third one running the…
KB-31801: Integrity Ping in Hot-Standby settings.
Question: What is an Integrity Ping in Hot-Standby settings? Is it really necessary? Solution: Setting up the Integrity Ping is essential for the Hot-Standby mode to work correctly! The Hot-Standby…
KB-47756: Reading values from a CSV file.
Autor
Mateus Machado
KB-31289: Time of switchover between Hot-Standby servers.
Question: How long will it take the standby application to take over as the main application in a servers’ switchover? Solution: This time cannot be gauged precisely because it is…
Sample application: OPC Communication.
Sample application that establishes basic communication via OPC. In the attached folder are both the server and the client applications. NOTE: be sure to remember setting up the server machine’s…
KB-47756: Lendo valores de um arquivo CSV.
Autor
Mateus Machado
Sample simCLP application simulating a PLC via OPC server.
Introduction Oftentimes, when developing applications with SCADA software, you will need to perform tests where I/O tags must be either forced or simulated. This article will show you how to…