How does the Internet of Things gateway collect data from PLC devices? This time, I will introduce the definition and function of the Internet of Things gateway, understand the basic principles and working methods of PLC equipment, and elaborate on…
Can LoRa IoT technology be combined with traditional Ethernet?
First, a clear answer: IoT technology can be used in conjunction with traditional Ethernet . LoRa (Long Range Low Power) is a low-power, long-range wireless communication technology designed for IoT applications. Ethernet is a local area network technology that is…
What is the difference between edge gateway and edge server?What edge service functions does the edge gateway provide?
Edge gateway and edge server are two commonly used concepts in edge computing. They are different in function and positioning. You may not be able to distinguish them well. Here we will give you a good explanation of the difference…
What are the advantages and disadvantages of edge computing gateway software architecture?
We all know that edge computing is an emerging computing model that places computing and storage resources closer to the edge of terminal devices to provide faster and more reliable services. The edge computing gateway is an important part of…
Which edge smart gateway is better in Sichuan?
Are you looking for an intelligent gateway that can improve business performance? In this era of Internet of Things, Zongheng Intelligent Control Technology has launched a unique and creative edge intelligent gateway product for you – eg8000 edge intelligent gateway.…
How to use IO expansion of plc (how to apply IO expansion module in PLC)
The IO expansion module of PLC (programmable logic controller) is used to expand the input and output capabilities of the PLC . They allow more sensors, actuators and other external devices to be connected to the PLC system to better…
What is the difference between 4G DTU and 4G RTU?
4G DTU (Data Transmission Unit) and 4G RTU (Remote Terminal Unit) are devices used for remote data collection and monitoring. Their main function is to transmit the data collected on site to the central server or cloud platform through the…
How to read data from Modbus RTU device?
Modbus RTU is a commonly used serial communication protocol used to transmit data in industrial automation systems. It is an implementation of the Modbus protocol, which transmits data through serial communication lines. To read data from a Modbus RTU device…
How many nodes can the io module be expanded to?
The IO module (Input/Output Module) is an external device used to expand the input and output functions of the computer system. It can be expanded to multiple nodes, depending on the specific IO module type and system design. Some common…
What are the connections and differences between RTU, DTU and industrial gateway?
RTU (full spelling: Remote Terminal Unit), DTU (full spelling: Data Terminal Unit) and industrial gateways are common devices in the field of industrial automation. They play an important role in industrial data collection, transmission and communication. Although they all have…
Can the MQTT protocol of the Internet of Things be connected to PLC devices that only support the MODBUS protocol?
The MQTT protocol of the Internet of Things can be connected to PLC devices that only support the MODBUS protocol. The MQTT protocol is a lightweight communication protocol designed for efficient communication in low-bandwidth, unstable network environments. The MODBUS protocol…
What are the functions of the extended io interface?
Expanding the IO interface function allows us to handle more input and output situations during the programming process, improving the flexibility and performance of the program. The following are some common IO interface function extensions: 1. File operation: More file…