SCADA system is supervisory control and data acquisition. It is a computer-based production process control and scheduling automation system. The functions of monitoring, measuring and controlling v
Modbus host communication protocol is divided into RTU protocol and ASCII protocol. Many instruments of our company adopt Modbus RTU communication protocol, such as yd2000 intelligent power monitor,
Project introduction: In order to accurately analyze the overall air sanitation quality of public places, especially in densely populated or mobile social public places, it is urgent to establish a
The way of knocking door to door to check the electricity meter is a troublesome thing for both the knocker and the knocked. At present, many residential users have used prepaid electric cards to sa
1要素配置改革、 Communication mode 1. Electrical standard of communication interface: the communication interface complies with RS-232 and RS -- 485 international standards. 2. Communication protocol: adopt Mo
1系列、 Brief description of Modbus Protocol Acrxxxe series instruments use Modbus RTU communication protocol, which defines the check code and data sequence in detail, which are necessary for specific
The pressure, flow and flow direction of the pipe network are important monitoring contents in the water supply dispatching system. The measurement and control terminal is installed on the monitorin
Abstract: General Packet Radio Service (GPRS) is a wireless packet switching technology based on the global system for mobile communications (GSM). It provides end-to-end, wide area wireless IP conn
1、 Overall system structure The intelligent remote monitoring system proposed in this paper mainly collects the field real-time water level and rainfall data in a certain period, and then transmits
SCADA (supervisory control and data acquisition) system, namely data acquisition and monitoring control system. SCADA system is widely used in many fields, such as data acquisition, monitoring and c
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