Online water quality monitoring equipment, also known as online water quality monitoring system, online water temperature, conductivity, PH, dissolved oxygen, ammonia nitrogen, turb monitoring equipment, online water quality monitoring equipment is an instrument used to monitor various parameters in real time in the water body, which can quickly and accurately obtain water quality information, and provide support for water resources management, environmental protection, etc.

1. Product Introduction

1. Overview

The QSZ06 water supply quality station is an integrated sensor collection, display, and analysis system based on the Internet of Things technology. The water supply quality monitoring microsystem consists of a stable flow exhaust unit, an analysis and test unit, a system control unit, and a remote communication unit, etc., and has perfect power supply, lightning protection, network communication and other functions.

2. Product positioning

QSZ06 Miniature Water Quality Automatic Monitoring Station

The automatic water quality monitoring station has the function of automatic monitoring. The integrated suction-type micro water quality automatic monitoring station mainly monitors the following items: PH, temperature, turbidity, conductivity, dissolved oxygen, COD, ammonia nitrogen, suspended matter, etc. It adopts highly integrated technology and realizes the automatic water quality monitoring function in one cabinet.

The device can be widely used for online monitoring of water quality in rivers, urban or village water supply plants, water supply pipelines, secondary water supply, user terminals, indoor swimming pools, large water purification equipment and direct drinking water, etc. It is an indispensable online analysis equipment in the fields of water plant production process control, water conservancy and water affairs management, and health supervision.

3. Functions and features

·GPRS connectivity 4G

·Support for extended RJ45 networking

·Support for extended sensor transmission

·Support LED screen display 7.0 inch touch control screen

·Support for extending Android screen display, storage

·Expand Android screen to support 2G data storage and USB data export

·Support one-way RS485 modbus-RTU protocol slave

·Support multi-channel RS485 modbus-RTU sensor expansion

·IoT data display, storage, and analysis platform;

·Platform supports TCP short connection, HTTP protocol and other protocols data forwarding

Second, system composition

The microsystem for water supply quality monitoring consists of a power supply unit, a pump control unit, an analysis and testing unit, a display unit, a pump unit, a remote communication unit, and an integrated box main unit.

1. Power supply unit

Power AC220V.

2. Pump control unit

Smart self-priming pump maximum head: 25m; open flow: 1.8m3/h

3. Analysis test unit

Analysis test unit, mainly consists of pH, dissolved oxygen, conductivity, turbidity, ORP, temperature sensor, fixed on the flow cell through threads or tight fixing parts, the main parameters of the sensor are as follows:

Serial numberSensor typeMeasurement rangeMeasurement principleMeasurement accuracyConfiguration

1Temperature0~50℃High-precision digital sensor±0.3℃√

2Electrical conductivity0~5000uS/cm,0~10000uS/cmContact method of electrode± 1.5%√

3pH0~14 (ph)Electrochemistry (salt bridge)± 0.1PH√

4Dissolved oxygen0~20mg/LFluorescence lifetime method± 2%√

5Ammonium nitrogen0-1000.00mg/L(default)

0-100.00mg/l/(customizable)Ion selective electrode method10% of the reading, ±0.5℃√

6Turbidity0~40NTU (optional)Scattering light method± 1%√

7Cash on delivery0～500mg/ LUV254 absorption method±5%

Note: The sensor must not be installed upside down or horizontally, it must be installed at an angle of at least 15 degrees above the horizontal, the working environment of the above water quality sensor is 0-50℃, <0.3Mpa

4. Display unit

Multi-parameter monitor, installed on the cabinet door, for data acquisition, analysis, display, communication, and data saving operations.

·Android version: 4.4.2·CPU: quad-core Cortex™-A7·RAM/ROM: 512M/4G·Screen: 7-inch capacitive touch screen·Power supply: 12V/1A·Support USB expansion, support memory card expansion

5. Remote communication

RS485 interface MODBUS-RTU communication protocol factory equipment address 6 decimal support 03 function code read data

6. Equipment box main unit

Installation methodThe cabinet is installed on the ground, base.

Dimensions1684mm*560mm*510mm 50-100mm adjustable

Case material216 Stainless steel.

Protection levelIP54

Power supplyMain power AC220V

Inlet4 inch PE pipe

Outlet6-point water purifier PE pipe

Discharge outlet4-way water filter tube, (also can be manually regularly drained)

Self-priming pumpMotor power: 200W

Rated voltage: AC220V/50hz

Pump size 210*145*245/mm

Maximum suction lift: 8m; Maximum discharge head: 25m

Open flow: 1.8m3/h

Matching sensor (optional)PH: 0-14 Dissolved oxygen: 0-20 mg/L Turbidity: 0-40 NTU Conductivity: 0-5000 us/cm Temperature: 0 °C ~ 50 °C