The transmission mode application of the telemetry terminal RTU has four working modes: self-reporting, compatibility, query, and debugging. 1. Self-reporting working mode of telemetry terminal RTU When an event is triggered (the value of the measured element changes to a…
Application of 4G DTU in smart express cabinets
The main function of 4G DTU is to transmit data from remote devices back to the background center wirelessly. Taking ZHC4921 of Zongheng Intelligent Control as an example, remote devices can be connected to the network to achieve remote operation…
[New Product Recommendation] 4G DTU Wireless Data Transmission Terminal
ZHC4012 is a seven-mode full network industrial-grade wireless data transmission terminal. It is designed to fully meet industrial standards and the needs of industrial users. It uses high-performance QUECTEL EC20 communication chip, software multi-level detection and hardware multi-protection mechanisms. Improve…
Analysis of the advantages of wireless communication module 4G data transmission module
Most of the modules involved in the Internet of Things are wireless communication modules. The function of the wireless communication module is to connect things with each other, allowing various Internet of Things terminal devices to achieve information transmission capabilities,…
Comprehensive analysis of wireless communication modules_Advantages of wireless data transmission modules
The wireless communication module is the information portal for all types of smart terminals to access the Internet of Things. It is a key link connecting the perception layer and network layer of the Internet of Things. It is the…
How to use 4G DTU and its functional characteristics
1. What is 4G DTU ? 4G DTU is a data transmission unit, which is commonly understood as a piece of hardware used to transmit data. Since it is used to transmit data, it can be regarded as a pipe,…
Solution to unstable DTU connection
DTU itself has the advantages of wide network coverage, low tariffs, accurate and timely data transmission, etc. In the context of the continuous advancement of industrial informatization, the market demand for DTU is also increasing. However, many problems will occur…
How to detect whether DTU signal is stable
DTU is an Internet of Things wireless data terminal that uses public operator networks to provide users with wireless long-distance data transmission functions. It uses high-performance industrial-grade communication processors and industrial-grade wireless modules. The stability of DTU is the primary…
Application scenarios of GPRS DTU_GPRS DTU usage scenarios
GPRS DTU is an industrial-grade wireless data transmission device that provides users with the function of transparent TCP wireless long-distance data transmission or transparent UDP wireless long-distance data transmission through the mobile GPRS network. The more professional GPRS DTU also…
Fish pond breeding solution based on Internet of Things RTU
Most of the fish pond breeding water uses circulating water. The quality of the water determines the stability of the pond’s ecosystem. How to control water quality and biological components is a difficult point in farming. Fish feces and leftover…
Detailed explanation of DTU working process_Common problems in DTU application
The full name of DTU is data transmission unit. In China, DTU actually has a clearer definition: DTU is a terminal device specially used to transmit serial port data through a wireless network. The following article will introduce the working…
4G DTU working principle_4G wireless transmission module application
4G DTU is referred to as 4G module, which is the wireless version of the serial port server. Its function is similar to the serial port server. 4G DTU is an Internet of Things wireless data terminal that uses the…