B4R Tutorial Controllino Mega PLC Examples - Johan Schoeman    Mar 30, 2024   (3 reactions) Attached is a B4R project (using inline C) to manipulate the ports of the Controllino Mega. In this project we do the following:
1. Toggle the OVL (over voltage) LED of the PLC between on/off every second (Port E) via a timer
2. Toggle pins DO12 to DO19 (all on Port L) every second via the timer... Other PLC-optocoupler-3wire_sensor - Tayfur    Aug 6, 2019 Normaamly cınnecftion reading 24Volt(Right side) .its normal.
But .I connected Optocubler board like under below. Iam reaading A-B points 12Volt.
Why reduce voltage. This is problem for PLC.
How... Share My Creation PLC SIEMENS S7-1200 Webserver connection - hookshy    Aug 5, 2018   (5 reactions) Here is my first automation intro project :
https://play.google.com/store/apps/details?id=datalog.file.com
Logging is very important in our dailly life, we always keep record of our life either if ... B4A Question B4A Library for PLC Allen-Bradley - teddybear (first post)    May 10, 2023   (1 reaction)
Hello Everyone
I try to build Android App in B4A that permit to read and write PLC values from... PLC,
or someone have sample of program that make simple comunication and sharing data with PLC... B4A Library Moka7 (interfacing natively Siemens S7 PLCs) - coslad    Jan 17, 2015   (19 reactions) with Siemens S7 PLCs. The new CPUs 1200/1500, the old S7200, the small LOGO 0BA7/0BA8 and SINAMICS Drives... the Snap7 author.
If you haven't a Plc "at home", it even works with Plcsim and... B4A Question connect to PLC s7 - luckejuin    Apr 25, 2020 hello
i'm beginner in programming pls let me know how can i connect PLC ( for example s7-1200... connection and functions for connection in plc and android step by step and i no need to kind help... B4R Question How to communicate Arduino with PLC - Erel (first post)    May 8, 2019   (1 reaction) You probably need to connect to the PLC with rSoftwareSerial or throw a hardware serial port (https://www.b4x.com/android/forum/threads/67150/#content).... B4R Question plc experience - orpailleur (first post)    Apr 18, 2019 Thank your for your precise answer
my needs are on the industrial side : working with 24v inputs, 24supply, as it is standard in the industry with PLC's like siemens S1200
I have to connect... on the mechanical format : rail din compatible.
B4R is so much faster to write as PLC langages.
B4R = 2... B4R Question [IoT WiFi PLC] Industrial PLC arduino based - Erel (first post)    Jan 30, 2017 It doesn't look like a C library.... B4R Question plcLib - PLC Software - Adie (first post)    Jun 24, 2016   (1 reaction) We use something similar but probably much more complex/effiecient/bulletproof etc etc.
For a start the PLC Ladder program is actually a list of IF statements for speed and effieciency. The way they implemented it (the few samples I looked at) will result in slow and wastefull execution. The final code is also not that readable compared to the simplicity of even complex ladder program.
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