Tianqiong Sensor IOT Technology Co., Ltd
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Online Water Quality Monitor
Model：FT-QSZ2
Brand：tianqiong
Online Water Quality Monitor is commonly used in municipal water treatment plants to monitor the quality of water provided to the public and can monitor multiple water qualities simultaneously.
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1.Introduction to Online Water Quality Monitor
1.Overview
Online Water Quality Monitor is commonly used in municipal water treatment plants to monitor the quality of water provided to the public and can monitor multiple water qualities simultaneously.QSZ2 Online Water Quality Monitor is a comprehensive sensor acquisition, display and analysis system based on Internet of Things technology, and a micro-system for water quality monitoring.It consists of a steady-flow exhaust unit, an analysis and testing unit, a system control unit and a remote communication unit.It has complete power supply, lightning protection, network communication and other functions.
2.Product Positioning
QSZ2Online Water Quality Monitor has automatic monitoring function.The main monitoring items of integrated extraction micro water quality automatic monitoring station are: PH, temperature, turbidity, conductivity, dissolved oxygen, COD, ammonia nitrogen, suspended substances, total nitrogen, etc.It uses highly integrated technology to realize automatic water quality monitoring function in one cabinet.
Online Water Quality Monitor can be widely used in online monitoring of water quality such as rivers, urban or rural water plants, tap water pipe networks, tap water secondary water supply, user endings, indoor swimming pools, large water purification equipment and direct drinking water.It is an indispensable online analysis equipment in the fields of water plant production process control, water conservancy and water management, sanitation supervision, etc.
3.Functions and features
GPRS networking 4G
Supports extended RJ45 networking
Support extended sensor remote transmission
Supports LED screen display 7.0-inch touch control screen
Supports extended Android screen display and storage
Extended Android screen supports 2G data storage and USB data export
Supports RS485 modbus-RTU protocol slaves
Supports multi-channel RS485 modbus-RTU sensor extension
Supporting IoT data display, storage and analysis platforms
The platform supports TCP short links, HTTP protocol and other protocol data forwarding
2.Composition of Online Water Quality Monitor system
The water supply water quality monitoring micro system consists of a power supply unit, a water pump control unit, an analysis and testing unit, a display unit, a water pump unit, a remote communication unit and an integrated box main unit.
1.Power supply unit
200w photovoltaic panel photovoltaic controller 12V/100ah battery, DC contactor DC12V
Power inverter DC12V to AC220.
2.Water pump control unit
The maximum lift of intelligent self-priming pump: 25m opening flow: 1.8m3/h
3.Analysis and testing unit
The analysis and testing unit is mainly composed of pH, dissolved oxygen, conductivity, turbidity, ORP, and temperature sensors.It is fixed to the flow cell by threads or tight fixing parts.The main parameters of the sensor are as follows:
| Model | Name | Measurement range | Principle | Measurement accuracy | Resolution | Is it standard equipment | Note |
| S1S | cod | 0~1000mg/L | UV254 absorption method | ±5%, ±0.3℃ | 0.1mg/L | cod turbidity integrated; brush self-cleaning, with temperature compensation | |
| Turbidity | 0~400NTU | Scattering light method | ±1%, ±0.3℃ | 0.1NTU | |||
| S2 | Water hardness | 0～1000.0mg/L | Contact method of electrode | Reading ±10%; ±0.3℃ | 0.1mg/L | ||
| S3 | pH | 0~14 (ph) | Electrochemistry (salt bridge) | ±0.1PH;±0.1℃ | 0.01 | With warm supplement | |
| pH | 0~14 (ph) | Electrochemistry (salt bridge) | ±0.1PH;±0.1℃ | 0.01 | |||
| S5 | Ammonium nitrogen | 0~1000mg/l | Ion selective electrode method | 10% of the reading, ±0.5℃ | 0.01mg | Ammonia nitrogen pH integrated; with temperature compensation | |
| pH | 0~14 (ph) | Electrochemistry (salt bridge) | ±0.1PH;±0.1℃ | 0.01 | |||
| S6 | ORP | -1500mv~1500mv | Electrochemistry (salt bridge) | ±6mv | 1mV | ||
| S7 | Electrical conductivity | 0~10000uS/cm | Contact method of electrode | ±1.5%; ±0.1°C | 1uS/cm | With warm supplement | |
| S7H | High range conductivity | 0～30000μS/cm | Contact method of electrode | ±1.5%; ±0.1°C | 1uS/cm | High range conductivity TDS salinity sensor; with temperature compensation | |
| TDS | 0-10000ppm | Contact method of electrode | ±1.5%; ±0.1°C | 1ppm | |||
| Salinity | 0-10000ppm | Contact method of electrode | ±1.5%; ±0.1°C | 1ppm | |||
| S8 | Dissolved oxygen | 0~20mg/L | Fluorescence lifetime method | ±2%, ±0.3℃ | 0.01mg/L | With warm supplement | |
| S9 | Turbidity | 0~1000NTU | Scattering light method | ±1%, ±0.3℃ | 0.1NTU | With warm supplement | |
| S10 | Suspended matter | 0~2000mg/L | Scattering light method | ±5% (depending on the homogeneity of the sludge) | 0.1mg/L | ||
| S11S | Sludge concentration | 0～20.000g/L | Scattering light method | ±5% (depending on the homogeneity of the sludge) | 0.001g/L | Brushed self-cleaning | |
| S15S | Chlorophyll | 0~400ug/L | Fluorescence method | R²>0.999 | 0.01ug/L | Self-cleaning with brush; with temperature compensation | |
| S16S | Cyanobacteria | 0～200.0Kcells/mL | Fluorescence method | R²＞0.999 | 0.1Kcells/mL | Brushed self-cleaning | |
| S17S | Oil in water | 0～60ppm | Fluorescence method | 0.1ppm | 0.01ppm | Brushed self-cleaning | |
| S20 | Transparency | 50～1000mm | Scattering light method | ±5% (depending on the homogeneity of the sludge) | 1mm | With warm supplement | |
| S21 | Water temperature | −20℃~85℃ | High-precision digital sensor | ±0.1℃ | 0.1℃ |
Note: The sensor cannot be installed inverted or horizontally when installed, and should be installed at least 15 degrees above the angle of inclination.The working environment of the above water quality sensor is 0-50℃, <0.3Mpa.
4.Display unit
Multi-parameter monitor, installed at the cabinet door, perform data acquisition, analysis, display, communication, and data storage operations.
Android version: 4.4.2·CPU: Quad-core Cortex™-A7·RAM/ROM: 512M/4G·Screen: 7-inch capacitor touch screen·Power supply: 12V/1A·Support USB disk expansion, support memory card expansion
5.Remote communication
RS485 interface MODBUS-RTU communication protocol factory equipment address 6 decimal support 03 function code reading data
6.Equipment box main unit
| Installation method | The cabinet floor is installed and the base is installed. |
| External dimensions | 1684mm*560mm*510mm 50-100mm adjustable |
| Housing material | 216 stainless steel. |
| Protection level | IP54 |
| powered by | Solar photovoltaic power supply system 200W/12V/100aH water pump AC220V |
| Water inlet | 4 points PE tube |
| Water outlet | 6-point water purifier PE tube |
| Sewage outlet | 4-point water purifier hose, (can also manually discharge sewage regularly) |
| Self-priming pump | Motor power: 200W |
| Rated voltage: AC220V/50hz | |
| Water pump size 210*145*245/mm | |
| Maximum suction range: 8m; maximum lift: 25m | |
| Open flow rate: 1.8m3/h |
Address:https://www.tianqiongsensor.com/Monitor-water-quality/Online-Water-Quality-Monitor.html
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