Автор: iot-en (page 119)

Introduction: Usually the parameters we see in the computer terminal screen: voltage, current, frequency, etc. are all digital signals. To convert the basic parameters into digital signals requires a complex process. This process is referred to as the analog channel.…

In many real-time monitoring systems, it is often necessary to receive data from distant measurement and control points. How to reliably and quickly implement on-site data collection, remote data transmission and output control is a problem that these monitoring modules…

The switching input and output module developed by Chengdu Zongheng Intelligent Control has functions such as wet and dry node detection, threshold reporting, active collection, and local logic operations. While providing DI and DO interfaces, it also provides RS485 and…

Foreword: Describes the development status of wireless communication technology for smart gas meters, analyzes the characteristics of NB-IoT communication technology applied in smart gas meters, and points out the problems existing in smart gas meters using NB-IoT communication technology (lack…

Voltage acquisition module A series of voltage acquisition modules developed by Chengdu Zongheng Intelligent Control can be used to collect signals from voltage output transmitters, voltage output sensors and other equipment. Common applications include industrial control, computer room monitoring, water…

8-channel analog collector Provides 8 DI, 8 DO, 8 AI and 1 RS485/232 interfaces. Currently, there is only one 8-channel analog collector with 4G full network connectivity. If you need 1-channel, 2-channel, 4-channel, or 6-channel analog collectors, please check it…

6-channel analog collector It provides 4AI (analog input) and 2AO (analog output). In addition, it also provides RS485 interface, which can be used to collect various water pressure sensors, temperature sensors, wind direction sensors, etc. It can be used in…

Foreword: In order to improve the maintainability of the electrostatic precipitator monitoring system and the visibility of the human-machine interface, an electrostatic precipitator host computer monitoring system based on the industrial control configuration software Kingview 6.55 was designed. The configuration…

The foundation of intelligent manufacturing is the interconnection of industrial information, and industrial intelligent gateways play an important role in industrial interconnection. A technical solution for an industrial smart gateway is given: taking TI’s industrial-grade Sitara processor and embedded Linux…

What interfaces does rtu support? Each manufacturer has different research and development directions, so the interfaces provided are also different. For example, the common interface provided by RTU for hydrology is a 12-bit Gray code interface (reserved), which is compatible…

Abstract: Industrial Ethernet, as a new direction in the development of control system networking, has also gradually penetrated into industrial control networks. Therefore, the coexistence of standard and diversified fieldbuses and industrial Ethernet will exist for a long time. This…

4-channel analog collector Provides 4-channel AI (analog input) interface, which can be used to collect various sensor data, such as temperature sensor, water pressure sensor, wind direction sensor, etc. It is often used in automatic monitoring of pool water levels,…