RM-WMSM outdoor small-scale water quality automatic monitoring system (five parameters, permanganate index, chemical oxygen demand, ammonia nitrogen, total phosphorus, total nitrogen)

1、 Introduction to Outdoor Small Water Quality Automatic Monitoring System Outdoor small water quality automatic monitoring system is a new type of online water quality monitoring product that has emerged to meet the requirements of high density, low cost, and high frequency in current application scenarios such as environmental protection, water conservancy, or water affairs. It has the advantages of small installation volume, no need for land acquisition, complete quality control functions, and reliable operation, which can achieve river chief assessment, pollution tracing, and water quality evaluation

1、 Introduction to Outdoor Small scale Water Quality Automatic Monitoring System

The outdoor small-scale water quality automatic monitoring system is mainly aimed at the new type of online water quality monitoring product that has emerged in current application scenarios such as environmental protection, water conservancy, or water affairs, which require high density, low cost, and high frequency. It has the advantages of small installation volume, no need for land acquisition, complete quality control functions, and reliable operation, and can achieve functions such as river chief assessment, pollution tracing, water quality evaluation, and water quality warning. The equipment can complete the detection of five parameters, permanganate index, chemical oxygen demand, ammonia nitrogen, total phosphorus, and total nitrogen in one go.

2、 Outdoor small-scale water quality automatic monitoring systemProduct composition:

The micro water quality online automatic monitoring station consists of a water collection unit, a pretreatment and distribution unit, an analysis unit, a data acquisition and transmission unit, a control unit, an auxiliary unit, etc. It can also be equipped with a quality control unit and a remote monitoring platform.

Monitoring factors:

It can be equipped with a small number of monitoring factors at the same time, and can be selected and combined according to actual use.

Conventional nine parameters: five parameters (pH, conductivity, dissolved oxygen, turbidity, temperature), ammonia nitrogen, permanganate index, total phosphorus, and total nitrogen.

Nutrients: nitrate nitrogen, nitrite nitrogen, phosphate, silicate, etc.

Organic compounds: chemical oxygen demand, volatile phenols, oil in water, etc.

Inorganic anions: sulfates, chlorides, total chlorides, fluorides, sulfides, etc.

Others: chlorophyll, transparency, blue-green algae, heavy metals (spectrophotometry), flow rate, flow rate, water level, etc.

IIIOutdoor small-scale water quality automatic monitoring systemProduct Features:

1. It has a complete full process quality control function, and some functions can be customized according to customers:

2. It has instruments and systems with various operating modes such as conventional, emergency, and quality control.

3. It has power-off protection and automatic recovery function for incoming calls, and can be equipped with lightning protection devices.

4. Equipped with leakage detection function: realizing instrument leakage fault alarm processing.

5. Equipped with remote online upgrade function: capable of remote online upgrade, quickly updating requirements.

6. Equipped with access control system and unmanned intelligent operation.

7. It has video surveillance function.

8. It has a reagent remaining warning function.

4Outdoor small-scale water quality automatic monitoring systemProduct Features:

1. Adopting an integrated high-strength design, high integration, low cost, occupying an area of approximately 1 square meter (specific configuration determined according to requirements), and easy installation.

2. Supports any combination of conventional 20 parameter monitoring factors.

3. Advanced quality control functions can automatically achieve various quality control functions such as zero point verification, span verification, 24-hour zero drift, 24-hour span drift, spiked recovery rate, parallel sample testing, etc.

4. A scientific pretreatment system can meet the monitoring requirements of different water bodies.

5. Optional video surveillance can be used to achieve visual management of the system.

6. Intelligent temperature control system, combined with advanced cabinet insulation design, meets the requirements of outdoor environment use.

7. It has a waterproof and dustproof rating of IP55 or above, which can meet the application needs of different outdoor weather conditions.

8. Low construction and operation costs, suitable for mobile, random monitoring and large-scale network construction.

5、 Product parameters of outdoor small-scale water quality automatic monitoring system

table 2-1 fiveParameter performance indicators

project	TPTheNH3-NTheTNTheCODMnTheCODfiveParameter performance indicators
	Total Phosphorus	ammonia nitrogen	Total Nitrogen	Permanganate index	CODcr
reference standard	GB11893-89	HJ/101-2019	HJ 636-2012	GB11892-89	HJ 377-2019
measurement range	0.02~2 mg/L (Scalable)	0.1~5mg/L (Scalable)	0.1~10mg/L (Scalable)	0.5~20mg/L (Scalable)	15-2000mg/L (Scalable)
detection limit	≦0.01mg/L	≦0.010mg/L	≦0.01mg/L	≦0.1mg/L	0.1mg/L
detection limit	≦0.15mg/L	≦0.15mg/L	≦1.0mg/L	≦0.5mg/L	10mg/L
drift	±5%	±5%	±5%	±5%	±5%
precision	≤5%	≤5%	≤5%	≤5%	≤5%
indication error	±5%	±5%	±5%	±5%	±5%
Voltage influence	±10%	±5%	±10%	±5%	±5%
Temperature influence	±5%	±5%	±5%	±5%	±5%
consistency	≥90%	≥90%	≥90%	≥90%	≥90%
sampling period	Time interval（20～9999minArbitrary adjustable) and whole point measurement mode
Usage location	Surface water such as lakes, rivers, reservoirs, etc（CODMNSuitable for clean surface water.CODcrSuitable for odorous surface water)
calibration cycle	1～99 Adjustable at any time interval of the day
maintenance cycle	Usually once a month, about60 min

Table 2-2 Five Parameter Performance Indicators

Five parameter performance indicators
measurement method	pH	dissolved oxygen	conductivity	turbidity	temperature
	glass electrode method	Fluorescence quenching 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	0～14	0mg/L～20mg/L	0ms/m～500ms/m	0NTU～ 1000NTU	0～50℃
drift	±0.1pH	±0.3mg/L	±1%	±5%	——
precision	≤0.1pH	≤5%	≤1%	≤5%	——
indication error	±0.1pH	≤5%	±1%	±5%	——
Voltage influence	±0.1pH	≤0.3mg/L	±1%	±5%	——
Temperature compensation accuracy	±0.1pH	±0.3mg/L	±1%	——	——
Water temperature error	——	——	——	——	±0.2℃
calibration cycle	Usually twice a month
maintenance cycle	Usually once a month, about30 min

table2-3Overall Machine Parameters

Overall Machine Parameters
display unit	15 Inch color touch screen control
Temperature Control System	Equipped with dual-purpose air conditioning for both cooling and heating
UPS Stabilized voltage Source (optional)	Optional UPSUninterruptible power supply can complete the measurement and cleaning process in case of sudden power outage
Lightning protection unit	Capable of third level lightning protection
Quality Control Unit	Zero point verification, span verification, standard solution verification
Power requirements	AC 220 V±22 V，50 Hz±0.5 Hz
communication interface	2 road RS485, support 4Gwireless transmission
Total machine power	≦2500W(including external pump and air conditioning power)/Maximum power during operation
ambient temperature	（5~40）℃
Overall dimensions	tall 1900mm×Wide1500mm×Deep960mm
Water station weight	400kg

6、 Download relevant materials

Introduction to Outdoor Micro Water Quality Automatic Monitoring Station Data V3.0. pptx

RM-WMSM type miniature multi parameter water quality monitoring station. ppt

RM-WMMS Micro Water Quality Automatic Monitoring Station Technical Solution V2.docx