1. The monitoring data can be inquired through Internet explorer by adopting B/S framework.SQL-SERVER is adopted to store data, and data fluctuation preservation technology is adopted to eliminate useless historical data and improve the validity of data.
2. Can update all collected data within 10 seconds.
3. The visual interface design shall be adopted, and the data change trend at any time period can be displayed intuitively by curve, column diagram, etc., so that the discharge event and the discharge curve of the whole group and each section can be completely recorded.
4. The curves are displayed on the same graph for comparison.
5. When there are alarms, alarm records should be automatically generated and the alarm start and end time should be saved. All alarm records should be available for inquiry.
6. All historical data and reports can be queried according to time, type, etc. All data and reports can be printed directly or exported by EXCEL.
7. It should be equipped with a hierarchical login/permission control function.
8. Secondary development interface and protocol should be brought, which can be integrated into the superior system.
9. Collect the data of the lower device and communicate with the lower data through modbus-tcp.12 lower devices, total number of 20,000-30,000, simple data format.
20 freelancere byder i gennemsnit $16157 på dette job
I"m web developer working from 8+ years for big database applications for 40GB+ data size. I can start this job immediately and can work according to your time zone.
Hi, being a former system & network professional and currently an expert developer, I can deliver this software with confidence. Hoping to discuss the details & Best Regards