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Data Acquisition Systems Collect the measurement data, status information, sampling time and data status identification of on-line monitoring instruments of pollution sources.Online automatic pollution source monitoring (monitoring) Data Acquisition Systems, with its high-speed computing capabilities, massive data storage, flexible networking methods, and convenient human-computer interaction, are widely used in pollution source monitoring, surface water monitoring, air quality monitoring, and regional environment Noise monitoring, atmospheric environmental pollution sources, surface water pollution sources, underground water pollution sources, marine environmental pollution sources, soil environment monitoring, radioactive environmental pollution sources and other monitoring fields.
The data collector is installed at the wastewater and exhaust gas discharge outlet of the pollution source (or other environmental monitoring points, such as noise monitoring points, VOC monitoring points, etc.) to collect flow meters, chemical oxygen demand (COD) monitors and flue gas continuous emission monitoring systems in real time (CEMS) and other monitoring equipment, the data is transmitted to the Environmental Protection Agency server through wireless network (GRPS/3G/4G, etc.) or wired network.Managers can view data, conduct statistical analysis and other operations by accessing the monitoring system software installed on the Environmental Protection Bureau's server.
1. Data Acquisition Systems implementation standards
"Data Transmission Standard for Online Automatic Monitoring (Monitoring) Systems of Pollution Sources" (HJ/T 212-2005)
"Technical Requirements for Data Collection Instruments for Online Automatic Monitoring (Monitoring) of Pollution Sources" (HJ477-2009)
"Data Transmission Standard for Pollutant Online Monitoring (Monitoring) System" (HJ 212-2017)
"Technical Specifications for the Installation of Water Pollution Source Online Monitoring Systems (CODCr, NH3-N, etc.)" HJ353-2019 and can be modified as appropriate according to the specific parameters of each region to meet regional needs.
This product has passed China Environmental Protection Product Certification, certificate number: CCAEPI-EP-2019-814
This product has obtained a computer software copyright registration certificate, registration number: 2016SR396179
This product has obtained the national utility model invention patent, patent number: ZL201720267588.6
This product has obtained the national design patent, patent number: ZL201930089947.8
2.Overall dimensions of Data Acquisition Systems
3.Functional features of Data Acquisition Systems
Strong computing power
Using ARM core, main frequency is 800MHz, up to 1000Mhz, providing strong power for data calculation.
Excellent interactive experience
Equipped with a 7.0″ TFT full touch display with a resolution of WVGA 800×480, providing excellent visual experience and convenient touch experience.
Ten years of data backup
Supports up to 32G SD card storage and can store up to ten years of historical data.
Multiple networking solutions
Supports multiple networking methods such as GPRS/CDMA/3G/4G/Ethernet, and users can flexibly configure the network according to the actual situation on site.
Massive communication protocols
Matching more than 600 kinds of domestic and foreign online monitoring equipment, it can realize rapid connection between equipment.At the same time, customized development of communication protocols can be carried out according to the actual needs of the customer's site.
Multi-center data simultaneous interpretation
It supports simultaneous transmission of data from up to ten centers and supports resumed transmission at breakpoints, which can meet the simultaneous networking needs of multi-level environmental protection platforms such as self-built, park, district, county, city, province and national.
Remote upgrade
The software can be upgraded remotely through the network online, reducing the workload of operation and maintenance personnel and improving the efficiency of daily operation and maintenance.
Easy to install
The wiring port adopts screw-free spring terminal design, which can realize quick installation on site, saving time and effort.
Quick configuration
No computer connection is required, and all operations such as viewing, setting, debugging, and diagnosis can be completed through the touch screen.
4.Data Acquisition Systems application topology diagram
5.Data Acquisition Systems technical specifications
CPU | model | ARMCortex-A8 |
Main frequency | 800MHz up to 1000MHz | |
memory | 512M Nand 512M RAM | |
display unit | LCD screen | 7″TFT touch screen 800×480 WVGA |
external storage | SD card | 16G supports up to 32G |
CF card | × | |
USB | 2×USB 2.0 | |
Communication network | Wireless access method | GPRS/CDMA/3G/4G |
Wired access method | 2×EthernetEthernet | |
Communication interface | Serial communication | 6×RS232 1×RS485 can be expanded to 4 RS485 |
Analog input | 8-way differential 4~20mA/0~20mA/0~5V | |
Switch input | Route 8 | |
Switching output | 8-way dry junction | |
Transmission standards |
Data transmission standard for pollution source online automatic monitoring (monitoring) system (HJ 212-2005)
Pollutant online monitoring (monitoring) system data transmission standard (HJ 212-2017) |
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battery capacity | 12V 5Ah | |
Overall dimensions | 430mm×330mm×80mm | |
working environment | humidity | 20%~90% |
temperature | -10~60℃ | |
System parameters | Accuracy | ≤0.2% |
Electromagnetic compatibility | IEC Level 3 | |
power supply | AC220V±20% 50Hz | |
Power consumption | ≤10W | |
Backup power | 12V 5AH |