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Shandong Tianhe Environmental Technology Co., Ltd

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    yinyangyang@yunjingtianhe.com

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    13276363313

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    Weifang Optoelectronic Industry Accelerator, Shandong Province

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Online boiler water hardness analyzer: stable measurement and strong anti-interference ability, reducing boiler maintenance costs and difficulties
Date: 2025-12-29Read: 16

Online boiler water hardness analyzer: stable measurement and strong anti-interference ability, reducing boiler maintenance costs and difficulties. [Model recommendation:]TH-GL02IoT integrated devices, cloud based Tianhe supports customized servicesIn the operation system of industrial boilers, the hardness of water quality is always the core element that affects equipment life and maintenance costs - the calcium and magnesium ions in hard water quickly scale in high temperature environments, which not only clogs pipelines and reduces thermal efficiency, but also accelerates metal corrosion due to local overheating, leading to frequent boiler shutdowns and maintenance, and even causing major safety accidents. As an "intelligent defense line" for water quality control, the online boiler water hardness analyzer stands out with its measurement stability and anti-interference ability: it uses electrochemical sensors and intelligent compensation algorithms to accurately identify the concentration of calcium and magnesium ions in water samples, even in the face of high salt, high temperature or impurity water quality environments, it can still maintain a very small range of data fluctuations; At the same time, the built-in electromagnetic shielding design and multiple filtering technology effectively resist external factors such as electromagnetic interference and mechanical vibration in industrial sites, ensuring the authenticity and reliability of monitoring results. Through real-time feedback of changes in water quality hardness, enterprises can adjust water treatment process in advance to avoid equipment damage caused by scaling, significantly reduce boiler maintenance frequency and cost, and make production and operation more efficient and safe.

在线锅炉水硬度分析仪:测量稳定且抗干扰能力强,降低锅炉维护成本与难度

1、 Product Introduction
Online water quality analyzer is an instrument that can monitor water hardness and chloride ions online, and can quickly and accurately record key parameters in water bodies. At the same time, the instrument supports the expansion of water quality multi parameter sensors, which can be combined and configured according to different needs and applications, record and store historical monitoring data and alarm history records, and support the export of historical data. The RS485 interface supports the MODBUS-RTU communication protocol, making it convenient for users to communicate freely. It can connect and transmit data with devices such as PLC, DCS, configuration software, DTU, etc.

2、 Application Fields

1. Factory boiler water quality monitoring: used to prevent the formation of scale, prevent equipment corrosion, and ensure equipment safety.

2. Groundwater monitoring: used to monitor parameters such as pH value, conductivity, temperature, etc. of groundwater, in order to timely detect and solve water quality problems.

3. River and lake monitoring: used to monitor the water quality of rivers and lakes, such as dissolved oxygen, turbidity, ammonia nitrogen and other parameters, in order to take timely pollution control measures.

4. Ocean monitoring: used to monitor the water quality of the ocean, such as salinity, dissolved oxygen, temperature and other parameters, in order to timely detect and control marine pollution.

5. Sewage treatment: used to monitor the water quality parameters of sewage, such as pH value COD、 Ammonia nitrogen and other substances are used to control and regulate the sewage treatment process.

6. Industrial production: used to monitor the water quality status in the industrial production process, such as pH, conductivity, dissolved oxygen and other parameters, in order to adjust the process in a timely manner and ensure product quality.

7. Water treatment plant: used to monitor the pH value, dissolved oxygen, turbidity and other parameters of tap water, ensuring the safety and hygiene of tap water.

8. Scientific research: used for water quality monitoring in the field of scientific research, such as eutrophication of lakes, climate change, and other studies.

3、 Product Features

1. High reliability: suitable for long-term work in outdoor environments, with stable measurement and strong anti-interference ability.

2. Flexible and portable: Each probe can be freely combined and replaced independently, plug and play.

3. Scalability: Multiple sensors can be freely combined.

4. Multiple applications: rapid on-site measurement, emergency monitoring, or long-term online monitoring of groundwater, river water, lake water sources, and urban pipeline water.

5. Resilient shell: ABS+PC material, corrosion-resistant, capable of long-term continuous normal operation.

6. Compact structure: can be installed in smaller sizes.

7. Communication connection: RS485 expansion interface, isolated master/slave interface for independent communication.

4、 Technical parameters of multi parameter water quality analyzer

display output 4.3-inch touch screen with strong LED backlight, operable under direct sunlight
power supply DC power supply: DC12V
power consumption The power consumption of the instrument is about 12V/1W
Sound output buzzer
communication protocol Standard RS485 Modbus RTU protocol and device master/slave transmission channel support
Main materials ABS+PC material
Storage temperature -20 to 70 ℃
Operating temperature -10 to 50 ℃
Protection level IP65
size 175mm * 140mm * 49mm (length x width x height)
weight About 0.5KG

5、 Sensor parameters

model name measurement range principle measurement accuracy resolution Is it standard remark
S1S cod 0~1000mg/ L UV254 absorption method ±5%, ±0.3℃ 0.1mg/L
COD turbidity integrated; Self cleaning with brush and temperature compensation
turbidity 0~400NTU scattered light method ± 1%, ±0.3℃ 0.1NTU
S2 Water hardness 0~1000.0mg/L Contact electrode method ± 10% of the reading; ±0.3℃ 0.1mg/L
S3 pH 0~14(ph) Electrochemistry (salt bridge) ± 0.1PH; ±0.1℃ 0.01
Warm compensation
S4 residual chlorine 0~5.00 mg/L Ion selective electrode method ± 5% of the reading; ±0.3℃ 0.01mg/L
Integrated residual chlorine pH; The best accuracy is achieved when the flow rate is between 0.42m/s and 0.85m/s; Warm compensation
pH 0~14(ph) Electrochemistry (salt bridge) ± 0.1PH; ±0.1℃ 0.01
S5 ammonia nitrogen 0~1000mg/l Ion selective electrode method 10% of the reading, ± 0.5 ℃ 0.01mg
Ammonia nitrogen pH integrated; Warm compensation
pH 0~14(ph) Electrochemistry (salt bridge) ± 0.1PH; ±0.1℃ 0.01
S6 ORP -1500mv~1500mv Electrochemistry (salt bridge) ± 6mv 1mV

S7 conductivity 0~10000uS/cm Contact electrode method ± 1.5%; ±0.1 °C 1uS/cm
Warm compensation
S7H High range conductivity 0~30000μS/cm Contact electrode method ± 1.5%; ±0.1 °C 1uS/cm
High range conductivity TDS salinity integrated sensor; Warm compensation
TDS 0-10000ppm Contact electrode method ± 1.5%; ±0.1 °C 1ppm
salinity 0-10000ppm Contact electrode method ± 1.5%; ±0.1 °C 1ppm
S8 dissolved oxygen 0~20mg/L Fluorescence lifetime method ±2%, ±0.3℃ 0.01mg/L
Warm compensation
S9 turbidity 0~1000NTU scattered light method ±1% , ±0.3℃ 0.1NTU
Warm compensation
S9S Self cleaning turbidity 0~1000NTU scattered light method ±1% , ±0.3℃ 0.1NTU
Self cleaning with brush; Warm compensation
S10 suspended solids 0~2000mg/L scattered light method ± 5% (depending on sludge homogeneity) 0.1mg/L

S11S sludge concentration 0~20.000g/L scattered light method ± 5% (depending on sludge homogeneity) 0.001g/L
Self cleaning with brush
S14 chloride ion 0-3500.0mg/L Ion selective electrode method ±5%; ±0.3℃ 0.1mg/L
S15S chlorophyll 0~400ug/L fluorescence method R²>0.999 0.01ug/L
Self cleaning with brush; Warm compensation
S16S blue-green algae 0~200.0Kcells/mL fluorescence method R²>0.999 0.1Kcells/mL
Self cleaning with brush
S17S 水中油 0~60ppm fluorescence method 0.1ppm 0.01ppm
Self cleaning with brush
S20 transparency 50~1000mm scattered light method ± 5% (depending on sludge homogeneity) 1mm
Warm compensation
S21 water temperature −20℃~85℃ High precision digital sensor ±0.1℃ 0.1℃