The field of the automatic monitoring system has been widely used in the domestic underground water level and water temperature data, technology leading to other products of the same industry, especially each device with high precision pressure gauge, can ensure accurate data acquisition of atmospheric compensation; system realizes data acquisition, storage, on-site data sending, data receiving and stored in large databases, data retrieval and other functions, to solve a series of problems of the traditional artificial observation, improves the accuracy of the monitoring data, the continuity and integrity, for water conservancy and hydrology, drought drainage and reasonable utilization and protection of groundwater resources to provide a scientific basis, and has very important realistic significance and practical value. The products of this system have become the products supervised by the geological environment monitoring Institute of China

---- application domain ----
It is suitable for automatic monitoring of water level, water temperature and other data of all kinds of water conservancy, hydrogeology and geological logging

---- system composition ----
1 、 WYZ-80 intelligent underground water level gauge
2, YD-1003 data transmission device
The computer system management software, 3 automatic monitoring of groundwater winsis

----Functional features ----
Energy-saving advanced management techniques were, using common battery can work continuously for more than 2 years
Have a data transmission device with high precision pressure gauge, achieve atmospheric compensation can ensure the accuracy of water level is less than 1 mm
Have a device with the highest water level: IP68, even if soaked in water can work normally; in humid areas and underground in damp environment and strong waterproof performance
Have a small size, suitable for any observation wells
Have equipment with large capacity memory, ensure data integrity
Have a high precision digital water level measurement range of 0 ~ 100 meters optional, wide application range
Have a high precision direct digital signal output level meter level, to ensure the full range of accuracy, compared with the traditional voltage and current signal output, signal without interference and attenuation, data acquisition precision and accuracy is greatly improved
Have a high precision digital water level meter with guide holes, completely solve the problem of condensation, probe out several times with high life probe guiding hole.
System management software is installed in the central computer were responsible for receiving water level automatic monitoring of groundwater, each observation wells sent back the temperature data into the database at the same time through a receiving module. The information management, water level and water temperature collection data management, historical data query, retrieval and export are completed. The system supports active inquiry and active reporting, and the reporting interval can be arbitrarily set

----Technical parameters ----
YD-1003 data transmission device
Shape: cylindrical
Power supply: 7.2V 5Ah lithium battery, use standard under the condition of more than 3 years to replace one
With digital barometer: to ensure the accuracy of water level measurement
Data acquisition frequency: free setting
Using the network: GSM/GPRS system
Waterproof grade: IP68 highest waterproof level, soak in water for 10 days can work normally
Operating temperature range: -30 ~ +80
Timing and water level meter communication function: Yes
Transmission parameters: monitoring of water level, water temperature, field pressure, probe residual power, data transmission device residual power and time
Remote settings: Yes, you can set the data acquisition frequency, data transmission time, data transmission frequency
Data storage capacity: 64800 records
Data remote compensation mining function: there are, can be in time remote repair Mining records in all the data

----Management software----
Using B/S framework advanced automatic monitoring system management software of Weiser groundwater users through the browser to use, perfect function; the support of geographic information system, graphical user interface, easy to operate with automatic upgrade function, improve the data statistics and report output function; management software will all kinds of information such as well recorded data well number, longitude and latitude, elevation of the water level, and wellhead each observation wells temperature and air pressure every day is stored in the database, to facilitate the historical data query. The logging information mainly includes: unified number, original number, groundwater type, area, elevation, orifice elevation, diameter, longitude and latitude, well drilling date, well cover notes, communication equipment number, etc.