The Chinese name of DTU is wireless data transmission terminal. It is an Internet of Things device specially used to convert serial data into IP data or convert IP data into serial data for transmission through a wireless communication network.…
Advantages of 4G DTU compared to 3G/GPRS DTU_Function and application of 4G DTU
4G DTU functions as a data pipe transmission in the Internet of Things system. It uses the 4G network of TD-LTE or FDD-LTE to realize wireless long-distance data transmission between the local serial port and the remote public network server.…
[New Product] Ethernet Network Relay_RJ45 RTU
With the rapid advancement of industrial informatization, remote data collection and equipment monitoring through the network have become the most economical and reliable way. Ethernet network IO relays are widely used in industrial automation, intelligent building monitoring, power systems, unattended…
Instructions for use of Zonghengyun transparent transmission
Zonghengyun transparent transmission function can support remote control of DTU / RTU equipment without public network IP, which facilitates customers to quickly test and understand product functions and greatly shortens the development cycle. This document uses ZHC4921 as an example.…
The working principle and functional characteristics of wireless data transmission DTU
Wireless data transmission DTU is a transmission device that uses the cellular networks of major operators to transparently transmit the data collected at the front end to the remote control center without loss. It can complete functions such as real-time…
Anleitung zur einfachen Vernetzung mit DTU
Industrial DTU products provide a wireless, non-regional restricted data transmission and networking solution for various sensor devices and other terminals that require data transmission. The following article will briefly introduce several common DTU networking methods. 1. The process of data…
RTU wiring tutorial_Modbous RTU wiring instructions
The rapid development of network and communication technology has provided RTU technology with more advanced and better performance, and has also brought wider applications to RTU products. In order to make it easy for beginners to use it, a simple…
[New product pre-sale] LoRa wireless data transmission terminal_LoRa RTU
With the continuous development of the Internet of Things, more and more fragmented terminal devices realize network access. LoRa, as the most promising low-power wide-area communication technology at present, has been used in all walks of life. ZHC0561 and ZHC0661…
Application of RTU in hydrological monitoring of small and medium-sized rivers
my country has heavy rainfall in summer, and flood control work in small and medium-sized rivers often becomes the focus of preventing floods during the rainy season. Therefore, in today’s highly developed Internet of Things technology, using Internet of Things…
Analysis of the working principle of relay module
A relay is an electronic control device that has a control system (also called an input loop) and a controlled system (also called an output loop). It is usually used in automatic control circuits. It actually uses a smaller current…
[New Product Recommendation] ZHT series converter-RTU interface expansion module
RTU (Remote Measurement and Control Terminal) is widely used in various industries such as building, HVAC, fire protection, water supply, petrochemical, environmental protection and other industries because of its telemetry, remote signaling, remote adjustment and remote control functions. However, as…
Learn the difference between RS485 and MODBUS in one article. What are their differences?
In fields such as industrial control, power communications, and smart instruments, serial communication is usually used for data exchange. The initial method used was the RS232 interface. Due to the complexity of the industrial site, various electrical equipment will produce…