Medidor de umidade por infravermelho próximo, instrumento de monitoramento de teor de umidade e detecção - AMT/SFY-HW

Medidor de umidade por infravermelho próximo, instrumento de monitoramento de teor de umidade e detecção

An infrared moisture meter is an instrument that uses the principle that water molecules have strong absorption characteristics for infrared light of specific wavelengths to quickly and non-contact measure the moisture content of materials-1-4. It is widely used in industrial production lines as a real-time quality control and process optimization tool-1-5。

💡 Princípio de Funcionamento

Seu núcleo é baseado na tecnologia de espectroscopia de infravermelho próximo: quando luz infravermelha próxima de comprimento de onda específico (como 1,94 μm) irradia o material, ela é absorvida pelas moléculas de água, e a energia da luz refletida diminui correspondentemente-2-4. The instrument calculates the moisture content of the material by analyzing the energy loss of reflected light-1. Common three-wavelength or eight-beam technology can eliminate interference from non-moisture factors such as material color and structure, making measurement more accurate-1-3。

Medidor de umidade por infravermelho próximo, instrumento de monitoramento de teor de umidade e detecção

✨ Core advantages

• Non-contact measurement: No contact with the material, causing no wear or pollution, suitable for high-speed production lines-1-6-5。

• Real-time online detection: It can provide data continuously and quickly (response time can reach millisecond level), facilitating timely process adjustment-2-6-11。

• No frequent maintenance needed: Compared with manual oven drying method or electrode method, it does not require frequent calibration, has no wearing parts, and has low usage and maintenance costs-1-4。

• High measurement accuracy: a precisão típica de medição pode atingir entre 0,1% e 0,5%-2-5。

🏭 Áreas de Aplicação

The application range of infrared moisture meters is very wide, covering almost all industries that need moisture control-1-3：

Industry	Application examples
Tobacco industry	Detect the moisture content of tobacco leaves, cut tobacco, and tobacco stems to ensure taste and combustibility-3-4。
Grain and food	Detect the moisture content of grains, flour, biscuits, feed, and other raw and finished materials-2-6。
Wood processing	Online detection of moisture in particleboard, density board raw materials, and semi-finished products-3-4。
Chemical and pharmaceutical industries	Measure the moisture content of fertilizers, plastic pellets, chemical powders, and pharmaceutical granules-1-8。
Steel and metallurgy	Measure the moisture content of sintering mixtures, mineral powder, concentrate, and other raw materials, which is a key monitoring point in the sintering process-3-4。
Building materials	Detect the moisture content of quartz sand, ceramic powder, gypsum board, and other materials-3-8。

Medidor de umidade por infravermelho próximo, instrumento de monitoramento de teor de umidade e detecção

📊 Parâmetros técnicos principais

Parameters of different infrared moisture meter models may vary; the following are some typical parameter ranges for your reference-2-5-11：

Parameter item	Typical indicators
Measurement range	0% ~ 60% or 0% ~ 95%
测量精度	±0.1% ~ ±0.5% (depending on the material)
分辨率	0.01% or 0.001%
Measurement distance	Geralmente de 150 mm a 400 mm
响应时间	O mais rápido pode chegar a 0,0125 segundos a 1 segundo
Communication interface	RS485 (Modbus), 4-20mA, RS232, Ethernet, etc.
Grau de proteção	Nível industrial geralmente de IP65 a IP67

Medidor de umidade por infravermelho próximo, instrumento de monitoramento de teor de umidade e detecção🔍 Como escolher

• Clarify requirements: First, determine whether it is used forOnline production linesOrLaboratory sampling inspection. Online types need a sturdy shell and real-time communication capability, while laboratory benchtop types focus more on high accuracy and sample adaptability-9-10。

• Evaluate the material: Different materials (such as dark powders, lump ores, transparent films) have different reflection characteristics for infrared light; it is necessary to confirm whether the equipment can effectively measure your material-1-8。

• Consider the environment: If the installation environment has high dust, high humidity, or high temperature, choose a model with good sealing, cooling, and protection functions-5-8。

What kind of material do you mainly want to detect? Is it for real-time monitoring on the production line or laboratory testing? Tell me the specific application scenario, and I can help you analyze a more suitable selection solution.