Autor: iot-de (page 153)

With the continuous advancement and development of science and technology, Internet of Things technology has become more and more important. Traditional industrial equipment has an increasing demand for networking, and wireless serial port modules have emerged as the times require.…

What is the 485 serial server ? The 485 serial port server is a networking device used to connect two or more serial port devices through the network. It allows users to get rid of the limitations of physical cable…

Analog quantity acquisition is analog signal input, which refers to input as a continuously changing physical quantity. Unlike digital quantities that are simply 0 and 1, current and voltage are two different ways to activate the analog input unit. The…

The current vigorous development of Internet of Things technology in China has given us a glimpse of the vast market in the future. According to expert estimates, with the promotion and popularization of my country’s Internet of Things technology in…

The Chinese name of LoRa is Long Range Radio, which is a low-power wide area network communication technology. Thanks to the booming development of the Internet of Things, LORA technology has been recognized by the majority of IoT users because…

Wireless data collection has more and more widespread applications in production and life, such as intelligent meter reading in residential areas and real-time monitoring of equipment operation in industrial sites. As a low-power wide-area network communication technology, LoRa realizes the…

With the rapid development of the Internet of Things, smart door locks are increasingly used in apartments, B&Bs, hotels and other scenarios, providing people with a more comfortable, flexible and convenient living environment. The combination of the Internet of Things…

Wireless network controller is a device that realizes remote acquisition and control in industrial projects. Usually wireless network controller provides functions such as switch input acquisition, relay output, and pulse counting. In addition, the wireless network controller also has an…

RTU is the abbreviation of REMOTE TERMINAL UNIT, which is a remote data terminal, used for monitoring, control and data collection applications. It has telemetry, remote signaling, remote adjustment and remote control functions. The RTU function must ensure two functions:…