KB-31585: Toggling a tag's value via libraries.
Question: How can I toggle a tag’s value with a button via libraries? Solution: At the XControl’s (XC) button, write the following script: ‘If tag’s value is 1 if XC.Fonte.Tag.Value…
Retrieving the Offset (time zone) set up at the computer.
Question: How can I retrieve the Offset set up at the computer so that I can calculate the time according to UTC/GMT? Solution: Via VBScript, you can retrieve the Offset…
KB-31683: Communication E3/Java.
Question: Can E3 communicate with Java successfully? Solution: Communication can be established via XML files, that is, you can generate a file in XML format via Java and then read…
KB-31558: FDA CFR21.
Question: Does E3 comply with FDA CFR title 21? Solution: Yes. To do so, E3 has a method called ESign, as well as events recording. For further information, please refer…
What is the bandwidth consumption in an E3 application?
To answer this question, we must first evaluate the application. There are several E3 resources that consume bandwidth, such as: alarm summaries; Viewer queries; Viewer scripts accessing server objects (such…
KB-31507: Creating Functions in E3 scripts.
Question: How can I create a Function in an E3 script? Solution: A simple example of how to do it would be: Sub CommandButton1_Click() MsgBox Function()End SubFunction Function() Function…
KB-31508: Using Sleep function in E3.
Question: Can Sleep function be used in E3? Solution: VBSscript’s Sleep method (Windows Script Host – WScript Object) cannot be applied to E3. Furthermore, techniques that “consume” time and/or interrupt…
KB-31835: Maximum amount of characters for a tag’s name.
Question: What is the maximum amount of characters that can be used to name a tag? Solution: For E3 version 3.2, the maximum amount is 259 characters.
KB-31922: Displaying a timer in hour/minute/second format.
Question: How can I display on screen the total amount of time the machine has been on, in hour/minute/second format? Solution: At E3Studio, follow these procedures: Insert a counter tag…
Connections between E3 and Database.
For each DBServer created in an E3 domain, there are two possible connections with the Database: one of them is used for E3 services (Formulas, Historics, Storage, and Alarms), and…