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DG-MWQ-II multi-parameter water quality online analyzer

DG-MWQ-II multi-parameter water quality online analyzer

  • Category:Water quality analysis instrument
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  • Release time:2023-06-09 10:46:15
  • Product description

I. Overview

     

DG-MWQ-II multi-parameter  online water quality monitoring instrument is a new generation of drinking water quality monitoring equipment independently developed and manufactured by the company, which can be widely used in urban or village waterworks, tap water transmission network, tap water secondary water supply, user end, indoor swimming pool, large water purification equipment and direct drinking water quality online monitoring. It is an indispensable on-line monitoring equipment for water plant production process control, water conservancy management, health supervision and other fields.


This product adopts stable and reliable detection control unit as the component, the key components are imported components, the application of reliable detection components and electronic circuits, equipped with self-designed flow control system, water quality sensor as the detection component, the product detection sensitivity is high, stable and reliable performance.


DG-MWQ-II multi-parameter water quality online monitor is an intelligent terminal device for drinking water safety Internet of Things, with online detection, curve analysis, storage, computer remote monitoring, mobile phone small program real-time query, intelligent early warning and other functions. You can directly access the "DEGAO Water Quality Monitoring platform" and connect the "DEGAO Water Quality Monitoring" wechat mini program.



Monitoring items: Residual chlorine/chlorine dioxide, turbidity, pH, temperature, conductivity, dissolved oxygen, chroma, etc.


水质分析仪


2. product size

水质分析仪

3.System architecture

水质分析仪



4.Instrument characteristics

▪ Touch screen button, one click to switch parameters, curves, query historical data, automatic alarm function;


▪ Wireless SIM card connection, remote computer monitoring, mobile phone real-time query;


▪ High-precision signal acquisition/amplification circuit, high measurement accuracy, good stability;


▪ pH automatic warming, automatic identification of standard liquid, accurate test parameters;


▪ Residual chlorine electrode microelectronic MEMS technology electrode method, imported core components, more stable and accurate detection parameters;


▪ Turbidity, low range, specially used for drinking water monitoring, automatic sewage function, easy maintenance;


▪ Conductivity graphite electrode, automatic temperature compensation, high accuracy and stability;


▪ Operation interface man-machine interaction, user-friendly operation, setting can be carried out according to the screen prompt;


▪ The waterway is equipped with solenoid valve, pressure reducing valve, adjustable float flowmeter, slow flow pool, complete functions, higher integration,


With periodic monitoring function, can be applied to complex waterway installation environment;


▪ Restore factory Settings and watchdog functions to avoid data reset and crash after misoperation;


▪ IP65 protection grade, waterproof/moisture-proof/dustproof guarantee service life;



5.Technical parameter

item

index

Technical parameter

System

Working power supply

Ac power supply: 220VAC, DC power supply: 24VAC

Surge protection

Power supply: 10KA

power

25W

Cabinet dimension

400mm*280mm*600mm (length * width * height)

weight

About 26kg

Class of protection

IP54

Operating temperature

5℃~40℃

Working humidity

≤95%RH (non-condensing)

Inlet flow

600mL/min

Inlet pressure

0.5bar~4bar

Communication interface

RS485 Modbus-RTU (optional 4 ~ 20mA output, wireless remote transmission)

reveal

7 inch color touch screen

PH

range

0~14PH

Resolution

0.001PH

Indication error

≤0.1PH

repeatability

±0.1PH

PH=4.00 Drift

±0.1PH

PH=6.86 Drift

±0.1PH

PH=9.18 Drift

±0.1PH

Response time

≤30 seconds

Recommended maintenance period

1 month (subject to site water quality)

temperature

range

0~150℃

Resolution

0.001℃

Indication error

≤±0.5℃

repeatability

≤0.5℃

Response time

≤25秒

Maintenance cycle

12 months (subject to site water quality)

Residual chlorine/chlorine dioxide

range

0~2mg/L / 0~5mg/L

Resolution

0.01mg/L

Indication error

≤0.1mg/L, the absolute error is ±0.01mg/L


0.1mg/L ~ 2mg/L, ±5% of the measured value or ±0.03mg/L (whichever is larger)


When 2 ~ 5mg/L, 5% of the measured value or ±0.25mg/L(take the larger value)


repeatability

≤2%

Zero drift

≤1%

Response time

≤30秒

Recommended maintenance period

1 month (subject to site water quality)

turbidity

range

0~5NTU / 0~20NTU

Resolution

0.001NTU

Indication error

±2% or ±0.015NTU of the measured value (whichever is larger)

repeatability

≤3%

Zero drift

≤1.5%

Response time

≤30 seconds

Recommended maintenance period

3 months (subject to site water quality)

Electric conductivity

range

1uS/cm~2000 uS/cm

Resolution

1uS/cm

Indication error

≤1%F.S

repeatability

≤1%F.S

Zero drift

≤1%F.S

Range drift

≤1%F.S

Response time

≤15秒

Recommended maintenance period

3 months (subject to site water quality)

Dissolved oxygen


(optional)


range

0~20mg/L

Resolution

0.01mg/L

Indication error

≤5mg/L, the absolute error is ±0.2mg/L

When > 5mg/L, the absolute error is ±0.3mg/L

repeatability

0.1mg/L

Zero drift

≤1.5%

Range drift

≤1.5%

Response time

≤60秒

Recommended maintenance period

3 months (subject to site water quality)


6.Application scenario

多参数水质在线分析仪

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