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
Supports remote uploading and downloading of HMI and PLC, convenient for engineer remotely maintain devices.
Haiwell PLC’s recipe control function:The recipe management control is often needed in the production process. The so-called recipe control is using different control parameters according to the diffe
Substitute SIEMENS PLC S7-1200 with HAIWELL PLC for wastewater treatment system
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
Author: Haiwell Technical Support Department随着科技的不断进步，我国工业化水平迈上一个新的台阶，石油作为工业能源的重要组成部分，传统石油电气自动化技术实时数据采集性能差、存储分散、数据共享能力不足，即无法满足企业数据实时采集数据、数据集中管理、快速调用数据的需要。本文将介绍基于海为物联体系在石油采集行业的应用。现场画面一、控制要求石油采集最关键的就是安全
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
1. Introduction：In many engineering applications, people always hope that the system can have the time reminder function, no need for man to timing. Nowadays many PLCs already has this function.But th
