The Raspberry Pi 4B and STC8G microcontroller work together to create a new intelligent environmental monitoring system, easily achieving three main functions: displaying current video surveillance images and temperature and humidity data on a web page, and automatically saving recordings when an object enters the monitored area. How is this done? Let’s take a look … Read more
Biosensors are analytical tools that combine the specific recognition capabilities of biological recognition elements (such as enzymes, antibodies, nucleic acids, cells, etc.) with physical or chemical signal conversion technologies to detect target substances (such as molecules, cells, pathogens, etc.). The core principle is to convert biochemical signals into quantifiable electrical signals, optical signals, thermal signals, … Read more
Total words: 2007 Estimated reading time: 2 minutes Summary of Findings Recently, the Quality Control Department (Metrology Center) of the China National Environmental Monitoring Center published a review paper titled “Low-Cost Particulate Matter Mass Sensors: Review of the Status, Challenges, and Opportunities for Single-Instrument and Network Calibration” in the internationally authoritative journal ACS Sensors (JCR … Read more
Last night I checked the data in Home Assistant, and the values from the ENS160 were extremely alarming This morning, the data still looks alarming…ENS160:CCS811:I still can’t figure out whether it’s an issue with the esphome settings or something else? I don’t want to dwell on it Let’s keep it simple — let’s use Arduino… … Read more
Abstract:The Ankerui precision power distribution system is a multi-loop monitoring device provided by Ankerui to meet the centralized monitoring requirements of data centers, monitoring multiple electrical parameters and providing alarms for various faults.It is mainly suitable for monitoring various types of cabinets, precision power distribution cabinets, power distribution cabinets, UPS output cabinets, and other end … Read more
The performance of IoT listed companies in 2024 has shown varying degrees of decline. For example, Hanwei Technology reported a net profit of 54 million yuan in 2024, a year-on-year decrease of 59.4%; Bixing IoT reported a net profit of -37.92 million yuan, turning from profit to loss. 1. Keli Sensor (603662) The company’s main … Read more
![[S7-1200]: MQTT Protocol Communication with Siemens PLC for IoT Environmental Monitoring](https://boardor.com/wp-content/uploads/2025/09/cdd622b0-b1d1-4555-935d-9a0233bda73f.jpg)
[S7-1200]: MQTT Protocol Communication with Siemens PLC for IoT Environmental Monitoring Application Overview Hello friends! Today I want to share an amazing project with you—using the Siemens S7-1200 PLC to achieve IoT environmental monitoring through the MQTT protocol! Imagine, your PLC not only controls the equipment in the factory but also uploads environmental data (such … Read more
Currently, researchers both domestically and internationally have designed various underwater robots to assist in fishery production based on different fishery models and production characteristics. These robots can be mainly categorized into three types based on their functions: environmental monitoring and aquatic animal behavior observation robots, aquatic animal identification and capture robots, and aquatic animal habitat … Read more
01Definition of SensorA sensor (transducer/sensor): is a device that can sensethe information being measuredand can convert the sensed information intoelectrical signalsor other required forms of information output, to meet the requirements for information transmission, processing, storage, display, recording, and control.It is a detection device. The existence and development of sensors have given objects tactile, taste, … Read more
This article is included in “Agricultural Engineering Technology – Agricultural Informatization” 2024, Issue 9, Table of Contents 21 Abstract:Based on IoT technology, this paper designs and implements an intelligent tomato cultivation system with automated and intelligent control, featuring high stability, reliability, maximized economic benefits, resource conservation, and environmental protection. The system mainly consists of soil … Read more