Stack Overflow
Stack Overflow

Questions tagged [wago]

WAGO GmbH & Co. KG is a German manufacturer of electronic components including PLCs, HMIs, and automation software like IDEs that support IEC 61131-3 PLC programming languages (ST, FBD, LD, IL, SFC, and CFC). Use the tags [structured-text], [ladder-logic], and [sfc], to specify which programming language is being used for questions about WAGO [plc] or [servo] programming.

For questions about programming the PLCs manufactured by the German company WAGO Kontakttechnik. Common PLCs by WAGO include PFC100, PFC200 and the 750-series. (Please make sure to also include a language tag!)

10 questions
2
votes
1 answer

OPCua Subscribe to specific item / index of array

I have a OPCua server that consists of an array[1000] of objects (4 x reals, 2 x int, 2 x Enumerators). I am trying to subscribe to Object[104].real2 I can subscribe currently to object and receive all 1000 objects every time there is an update. But…
Canadian Wire
  • 21
  • 1
1
vote
1 answer

Casting function block

I'm using Wago PFC200 for my home automation. I got base function block: FUNCTION_BLOCK ABSTRACT Room and two the interface: INTERFACE IBlinds - BlindsUp - BlindsDown and ILights -TurnOffLights -TurnOnLights My room's instances looks like…
Dawid Rutkowski
  • 2,658
  • 1
  • 29
  • 36
1
vote
1 answer

Is the whole function block really stored in RETAIN memory?

In the CodeSys manual we can read that: "If you declare a local variable in a function block as RETAIN, CODESYS stores the complete instance of this function block in the Retain range (all data of the function block); however, only the declared…
Dawid Rutkowski
  • 2,658
  • 1
  • 29
  • 36
1
vote
0 answers

Codesys 2.3 - wago 750-842 - I/O

I need your help to solve a "strange" problem I am facing. My wago 750-842 does not write digital outputs and does not read digital inputs. Below you can find my very simple program, along with the harware configuration. To summarize, I have a 8…
andreapier
  • 2,958
  • 2
  • 38
  • 50
0
votes
1 answer

Why does the docker container exits immediately? on PLC

I am running docker on a WAGO-PFC 8204 device and successfully able to install an image for node-red flow based editor. However, when i am trying to run the image, it creates a container but automatically exits. I am not running this image on a…
Raj Bhatt XP
  • 3
  • 1
0
votes
1 answer

OSCAT blinds and automatic calibration

I'm using OSCAT library to control blinds. My PLC is PFC200 from Wago and I'm using e!Cockpit. Everything works fine but I would like to get rid of automatic calibration after power failure built in the BLIND_CONTROL_S function block. As it is…
Dawid Rutkowski
  • 2,658
  • 1
  • 29
  • 36
0
votes
1 answer

Usage of VAR RETAIN PERSISTENT

I'm using WAGO PLC PFC200 in my home automation project. I've plenty of POUs, each for one room. Each room implements IRoom interface and uses base POU for common logic like turning off all lights. For lights management, I'm…
Dawid Rutkowski
  • 2,658
  • 1
  • 29
  • 36
0
votes
0 answers

Table of pointers

I'm using Wago PLC - PFC200 - for home automation. I already did most of the things like lights or blinds automation. Recently I decided to do some refactoring and I started to think that such PLC is not a PC with a garbage collector and it might be…
Dawid Rutkowski
  • 2,658
  • 1
  • 29
  • 36
0
votes
0 answers

Azure IOT HUB, changing MQTT version?

I have a question about IoT Hub. I installed a new flux from Azure IoT Hub to a device using Wage. The communication protocol used is MQTT. The default version is : 1.0 My problem is the id-device which is not been sent (null value). I want to…
Abdelrahman ELGAMAL
  • 414
  • 2
  • 7
  • 15
-1
votes
1 answer

ansible playbook executes and shows no errors but does no do what to expect on host

Trying to use ansible in combination with a wago controller host-file is set up correctly. Before getting in the custome coding i want to check if everything works as expected. Therefore i did create a small simple test playbook which just creates a…
mmm
  • 51
  • 8