Modbus Function Code 16 (Write Multiple Registers)
Dear Support Team, We are currently trying to send control commands to a breaker through a gateway module over the Modbus TCP/IP protocol. While testing using the ModScan tool, we attempted to write to the holding registers, but the gateway responded
Unable to Open VBA Editor in Zenon
I need to write a script in Zenon, but I’m having trouble opening the VBA Editor. When I try to launch it, nothing happens. I checked the configuration file, and VBA appears to be enabled, as the [VBA] section contains EIN=1, EVENT=1, and ON=1. I also
Math boolean.
I have a 4 state variable (ON, OFF, Intermediate, Error). Can i put this into math variable and use boolean logic ex.: X01 = NOT 1 would it work with int and error states? Or should I do all this in Logic?
How to return a calculated value from an external program (Set value via = Program)?
I have a question regarding zenon 12 Engineering Studio and the use of the “Set value via” property set to “Program” on a screen element. I configured a screen element so that when its value is set, zenon calls an external .exe file using the Set value
Redundant SQL Historian Setup
We are implementing a Facility SCADA system using zenon, and need guidance on the supported architecture for the historian database layer. Project setup: zenon deployed in redundant configuration across two industrial computers (primary + standby). Historian
Extended Trend Stop/Start button visibility
I have created a bool visibility variable for Extended trend Start/Stop button. I use 2 variable write functions (1 and 0) which i connected to each button and menu extended trend button. A problem happens when i have 2 monitors with extended trend switch
Clock time formatting
Is there any way to change clock element formatting to yyyy-mm-dd hh:mm:ss or maybe creat something
Zenon Software
Hi Team actually I have Zenon project backup in form of .Prj files but I cannot able to open it via Zenon software as the software cannot able to open .Prj files, is there any way I can able to access the project please assist. thank you Regards, Hu
Auslagerung von Archivdaten funktioniert nicht mehr
Hallo zusammen, seit letzter Woche funktioniert die Auslagerung unserer Archivdateien nicht mehr. Im Diagviewer bekommen wir für jedes einzelne Archiv folgende Fehlermeldung: Creation of evacuation folder failed! arv:L2260322230000.ARX path:H:\zenon Trend-Daten\G0
AD - Local user administration
Hello, I have a question. I have an AD LDS connection, is it possible to have an AD user with zenon administrator user type to create new local users or change existings ones? BR, Jakub
Batch Control Module – Linking Control Recipe Parameters to Variables
I am trying to understand Batch Control Module and would like to know what is the best approach for linking control recipe parameter values to variables. The goal is to automatically create and execute a control recipe based on a master recipe. The procedure
Archive only above the set range
Greetings everyone, I've trying to archive values only when they exceed/are bellow a set limit(this can be static or dynamic). I've managed to do it with a combination of math+internal variables and condition allocation. I've attached a make-up project
ZenDbSrv Issuse
Hi, I have an issue in Opening the Workspace/Eidtor. While opening the editor, Error is Showing as ZenDBSer.exe not running. When Internet is disconnected from PC, then its working fine. Zenon Version used : Zenon Energy Edition 8.00 I tried doing standard
Dongle is empty accidentally
Dear Team, I have issue with dongle. I added license to dongle and have been using more than year. Sometimes I get license error. I check dongle, license is missing, after unplugging and plugging the dongle to the same USB port the license has appeared
Visualing Data (INT values) in 3D object.
Hello, Is it possible to display values (e.g. integer values) in a 3D model using the build in 3D object viewer? If no, is there another way, perhaps using Add-ins to display 3D files with data from PLC's? The purpose is to build an entire factory in
Zoom faceplate container
I need to make a screen for a video wall (7680x4320). I will put Project SLD Screens (from SOs) into faceplate Screen containers. I wanted to try it out on my own monitor (1920x1080). Made the screen below hoping to use zoom but zooming out makes the
Installation failed because can't find logs
Greetings, I'm having an issue with installing zenon 15. The reason in the generated logs indicated missing setup logs: [26F4:2B8C][2026-05-15T13:30:26]i000: Setting hidden variable 'CDP_SQLADMINPW' [26F4:2B8C][2026-05-15T13:30:26]i000: Bootstrapper has
Array different numbering/name scheme
Good day, I wanted to ask if its possible to change the way naming works in arrays. Below i have an eample how my variables are named (bottom one) and how array creates them (top), on the right bottom is what I variable map them to. The prefix for variables
Zenon 8.20 Redundancy — Standby Server IEC 61850 Driver TCP Connect Errors Causing Variable Freeze
Zenon Energy Edition 8.20 Software Redundancy (Master / Standby) IEC 61850 driver, 50+ IEDs Windows Server 2019, 32 GB RAM, Xeon Silver 4208 We are running a dual-server redundancy setup. Afte the Standby server started freezing all variable values shortly
structure data types
Good day, I’m experiencing an issue while creating structure data types. The problem occurs when I define a main structure data type containing several different variables and embed another structure data type inside it. When I then create a variable
CANBus Communication Protocol
Hello, I own an USB_CAN-2C device, which works for the DALY BMS. After I fixed the errors appearing when I try to create the CANBus driver, it asked me to pick a USB adapter from the list, but the list is empty! Does the can-to-usb device have to be a
String element with combined variables
I have a state String thats dependable on 3 variables (X1, X2, X3). Ex.: X1=4, X2=1, X3= 5 Then string is 'Idle Connected'. What would best way to achieve this?
Runtime Disconnected
Hello, we have issue application not open with message Runtime Disconnected as below picture. What is the root cause of the issue? How to resolve it.
Smart Object References Linking problems
When I have a Smart object (SO) with Smart object reference (SOr) once i use SO in main project it loses variable mapping to variables it created through SOr. Example: I got a screen with Symbol made from combined element with variables I want to make
Mouse hover effect
Hi, Mouse hover effects can greatly enhance usability by providing visual feedback to users, indicating interactive elements and helping them navigate through application. This visual feedback can make it clear that the element is clickable. We have managed
Button visibility when moused over
This one is a doozy. Is there any way to 'reveal contours' of an invisible button when you put mouse pointer over it. Not pressing it just to see its size but it should stay invisible until you mouse over it.
Another Scrollbar question
Any way to create a scrollbar for a smart object faceplate standard screen container? I have made a faceplate PopUp with some 200 variables to scroll through and would like to have a scrollbar like the ones in alarm or event list. I saw some other topics
Open multiple frames on different SOs
I have a SO with a PopUp. I make 8 such SOs to have 8 PopUps. I want to be able to open all 8 PopUps at once. However using: Frames-General-Frame can be opened multiple times; allows me to open same PopUp twice as well, I only want to open 1 PopUp per
Report Generator
i have a report generator license in the demo mode but i can not find the " report generator " screen in the screen type menu when adding a new screen ?
New proyect
I´m just finish to install Zenon 15 and i can´t create a new proyect
Unable to install Zenon softwate platform 14
Hello, I am unable to install Zenon software platform 14 in my new laptop (IT). I am facing an error as in attached image. Can someone related to this kind of error, Please support. Regards, Bakshi
Total avaliable memory fell below error level to 3%
Hi.. I just found a the logs below: 1. Total avaliable memory fell below error level to 3% 2. 100ms Timer has not cycled for 272953ms 3. LogSrv socket error--Client/Server socket - read failed (00002746 / An existing connection was forcibly closed by
Formula examples
Hello, If possible I would like some simple examples how formula works as I couldnt find much in forums or help. I have created MATH32 variable (LREAL) - Y; I gave it Formula ((X01 AND X02) = 0) OR ((X01 OR X02) = 2) OR ((NOT(X01) AND NOT(X02)) = 1);
IEC 61850 Boolean Value Visible but Not Appearing in ALM/CEL Lists
Hello, I have been testing a protection relay Schneider Electric P3T32 using Zenon via IEC 61850. On the SCADA side, boolean values (0 and 1) are received in a numeric value field; however, they do not appear in the alarm list, even though the "In AML
Getting average in extended trend
What would be best way to get a variable average of custom time in extended trends. Client expects to be able to see an average between double cursor in extended trend between chosen times in service engine
Sending Double-Point Command via IEC 60870-5-104
I would like to send a double-point command to a PLC via IEC 60870-5-104 communication. I have created a variable with IEC type T46 and a boolean data type. I would like to know how to properly send a double command to the PLC — should I create a write
Service Engine Screen Loading whenever i click any function
Hi.. I have two server, Primary and Secondary. I just found out that every time i used Primary server, the Screen Loading pop up always appear whenever i changes the screen or click any function, it's loaded well but it's a bit annoying, in my Secondary
Web-Engine on Kubernetes
Hello, I am trying to setup the web-engine (https://hub.docker.com/r/copadata/web-engine) in a GKE(Google Kubernetes Engine) but I am getting this error below: This is for sure some configuration issue. Does anyone knows where I can get some examples
Demo License is not working in Zenon 14
Hi, I have just installed the Zenon 14 software and when I'm trying to open a project in demo mode is not working. when i check the License overview, the demo license and the component selection is empty. How to solve the issue and restore Demo option.
Combined element - Representation - Symbol settings
Hello, 1) I have Combined element with 4 variables (X1, X2, X3, X4) each with the same symbol but using different fill colors depending on active variable. Problem is these are 4 variables and each might become active at the same time so I need it to
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