1 PLC Hardware The Siemens S7-1200 PLC CPU can add up to three communication modules on the left side, such as the CM1241 (RS485), and up to eight digital/analog input/output modules on the right side. During the hardware configuration of the PLC, the TIA Portal software will automatically recognize and prompt the user. The variety … Read more
The different series of Beckhoff products can be connected to Pro-face touch screens in the following ways: lPhysical connection port settings: When connecting Beckhoff PLC and Pro-face touch screens, it is essential to ensure that the protocol specifications of the ports on both machines are consistent. For the commonly used KL6001 Rs232 communication module, we … Read more
This section begins to introduce the communication interface modules of PLC. PLC Communication Interface Module — The “Phone and Network” of the System 1. What is the purpose of the communication module? In simple terms: Imagine the PLC as a commander of a factory, which needs to “call” or “send WeChat messages” to other devices … Read more
In the field of industrial automation, communication is the “nervous system” connecting various control systems. The configuration of Siemens PLC communication modules may seem simple, but it hides many “traps”. This article will explain the basic configuration methods of Siemens PLC communication modules in a straightforward manner, focusing on the applications of three commonly used … Read more
1. Dual Channel 232 Communication Circuit Three-wire connection method, corresponding to a female connector, operating voltage 5V, can use MAX202 or MAX232. 2. Transistor Serial Communication This circuit is built with transistors, simple and low-cost, but it works very well at low baud rates. 3. Single Channel 232 Communication Circuit Three-wire method, completely equivalent to … Read more
1. Dual-channel 232 Communication Circuit Three-wire connection method, corresponding to the female connector, operating voltage 5V, can use MAX202 or MAX232. 2. Transistor Serial Communication This circuit is built with transistors, simple circuit, low cost, but the issue is that it works very well at low baud rates. 3. Single-channel 232 Communication Circuit Three-wire method, … Read more
IoT: Teaching Silent Appliances to ‘Speak Up’ with Black Technology! “Is your air conditioner still silent? The neighbor’s robot vacuum has already learned to say ‘Master, I’m hungry!’” Unveiling the technological revolution hidden in the socket, understand in 3 minutes how IoT makes everything speak. The Era of ‘Everything Can Be Connected’ From trash cans … Read more
Author: iot101 IoT Think Tank Original Please indicate the source and origin when reprinting —— [Introduction] —— How should we explain what a “communication module” is to a beginner who has just entered the field of IoT? What key role does the communication module play in the IoT industry chain? This is the 3rd article … Read more
Another newcomer is asking what a PLC is, how annoying! It’s already 2023, and there are still people who don’t know what a PLC is? This thing is the brain of the factory, without it, all the machines in the factory would stop working. Alright, since you are so sincere, let me explain it to … Read more
