With the continuous development of industrial technology, there are more requirements of remote I/O expansion application and it becomes more important. Especially of industries which are having lot o
Haiwell PLC supports 1: N, N: 1, N: N networking and a variety of man-machine interface and configuration software. It can connect to any third-party devices which have communication capabilities.
Preface: China is a big country of coal mine, a large number of coal resources are hidden under the ground, the underground operation is inevitable, so how to ensure safe production, smooth coal minin
Key word:Haiwell domestic PLC,Remote IO,Computer monitoring,Mobus communication protocol 1. SummaryOilfield water injection monitoring project is not complicated in itself, mainly to monitor oper
Keywords:fire-fighting system,PLC multi-network communicationIntroduction:With the development of economy, more and more buildings in the city.Prevention and fire extinction is very importan
Introduction: Photo-voltaic power generation is using solar cells to convert sunlight directly into electricity according to the principle of photo-voltaic effect. It is widely used in the field of tr
A PROGRAMMABLE LOGIC CONTROLLER (PLC) is an industrial computer control system that continuously monitors the state of input devices and makes decisions based upon a custom program to control the stat
This user guide explains how to connect the haiwell plc withpc via a RS232 port of the PLC.The Desktop or laptop computer should have aserial port of DB9. Or the user have to use the USB to RS232 conv