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Gandan Technology Hebei Co., Ltd
Gandan Technology Hebei Co., Ltd
Gandan Technology Hebei Co., Ltd
Micro multi parameter water quality monitoring station, chemical method, 9-parameter shore station
Micro multi parameter water quality monitoring station, chemical method, 9-parameter shore station
The micro multi parameter water quality monitoring station is mainly used for surface water monitoring. This outdoor water station adopts an integrated design concept, covering the water collection and distribution system, as well as the detection unit(Five measurement modules including total phosphorus, total nitrogen, chemical oxygen demand (permanganate index), ammonia nitrogen, and conventional five parameters), quality control unit, and auxiliary unit (waste liquid collection, lightning protection, air conditioning, etc.). The detection unit serves as the core component, and the detection of total phosphorus, total nitrogen, chemical oxygen demand (permanganate index), and ammonia nitrogen strictly follows the chemical analysis methods specified in the national standard. The conventional five parameter indicators (dissolved oxygen, conductivity, turbidity, temperature, pH) are measured through multi electrode integration.
Product Overview/Product overview
The monitoring station adopts an integrated water quality monitoring station building, which can automatically measure multiple factors simultaneously. The detection unit has a low detection limit and is fully compatible with online monitoring of surface water Testing requirements. The water collection and distribution unit has automatic water collection, water sample pretreatment, and backwashing functions, with the characteristics of low failure rate and easy maintenance. equipped withUPS uninterruptible power supply can ensure that the water station can smoothly complete the detection process even in the event of a power outage. The configured video surveillance can achieve real-time remote and full range monitoring, with a land area of extremely ≤ 2m ²; The waste liquid separation and collection unit can meet the collection needs of more than two weeks of waste liquid volume; The lightning protection unit ensures stable and reliable operation of the system; There is also an intelligent constant temperature system that ensures the water station operates normally at the specified working temperature by equipping it with cabinet style air conditioning.
ceremonyCharacteristics of the device/Instrument characteristics
1. Easy and fast installation, saving station building construction costs.
2. Integrating data collection, processing, and transmission, with high reliability and low cost.
3. Full touch screen operation, precise and fast, online measurement of multiple parameters such as pH, dissolved oxygen, conductivity, turbidity, temperature, etc. can be selected simultaneously.
4. 4-20mA transmission output, RS485 communication output, and other variable outputs are intelligently controlled by the system.
5. Wall mounted integrated main cabinet.
6. Integrated color touch screen host.
7 pH 、 Dissolved oxygen, conductivity, turbidity, temperature electrode/sensor.
8. Wireless transmission is possible.
9. Electrode detection requires minimal maintenance.
10. Equipped with temperature compensation to improve testing accuracy in various weather conditions.
Application scenarios/Application site
Widely used for monitoring urban domestic sewage, livestock domestic sewage in breeding farms, and leachate from garbage disposal sites; Printing and dyeing, chemical industry, papermaking, electroplating, pharmaceuticals, and various other industriesMonitoring of industrial wastewater; And monitoring of surface water such as rivers, lakes, and seas.
Technical specifications/Technical parameters
Parameter Table 1
item eye |
CODr, NH ∝ - N, TP, TN, CODn performance indicators |
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CODcr |
NH₃-N |
TP |
TN |
CODMn |
|
reference standard |
HJ377-2019 |
HJ101-2019 |
GB11893-89 |
HJ636-2012 |
GB11892-89 |
detection method |
Potassium dichromate method |
Salicylic acid method |
Ammonium molybdate method |
Alkaline potassium persulfate spectrophotometric method |
Gao potassium permanganate method |
measurement range |
15-2000mg/L |
0.1-5mg/L |
0.02-2mg/L |
0.1-10mg/L |
0.5-20mg/L |
detection limit |
0.1mg/L |
≤0.01mg/L |
≤0.01mg/L |
≤0.01mg/L |
≤0.1mg/L |
detection limit |
15mg/L |
≤0.15mg/L |
≤0.15mg/L |
≤1.0mg/L |
≤0.5mg/L |
drift |
±5% |
±5% |
±5% |
±5% |
±5% |
precision |
≤5% |
≤5% |
≤5% |
≤5% |
≤5% |
indication error |
±5% |
±5% |
±5% |
±5% |
±5% |
Voltage influence |
±5% |
+5% |
±10% |
±10% |
±5% |
temperature effect |
±5% |
±5% |
±5% |
±5% |
±5% |
consistency |
≥90% |
≥90% |
≥90% |
≥90% |
≥90% |
sampling period |
time interval(20-9999min adjustable) and whole point measurement mode |
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Usage location |
Surface water such as lakes, rivers, reservoirs, etcCOD is suitable for clean surface water, while COD is suitable for odorous surface water. ) |
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calibration cycle |
1-99 days, adjustable at any interval and any time |
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maintenance cycle |
Usually once a month, about60min |
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size/Weight |
tall1900mm x width 1480mm x depth 960mm/400kg |
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Parameter Table 2
item eye |
Five parameter performance indicators(pH, dissolved oxygen, conductivity, turbidity, temperature) |
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pH |
dissolved oxygen |
conductivity |
turbidity |
temperature |
|
measurement method |
Glass electrode method |
fluorescence method |
Four wire electrode method |
90 ° scattered light method |
Thermal resistance electrode method |
reference standard |
GB/T6920-86 |
GB/T11913-89 |
GB/T6908-201 |
GB/T13200-91 |
GB/T13195-91 |
measurement range |
0-14pH |
0-20mg/L |
0-500ms/m |
0-1000NTU |
0-50℃ |
drift |
±0.1pH |
±0.3mg/L |
±1% |
±5% |
|
precision |
≤0.1pH |
≤5% |
≤1% |
≤5% |
|