A High Wet Humidity Transmitter and Monitor Solution is a specialized system designed to accurately measure and monitor high levels of humidity in demanding environments. It typically consists of a sensor, a transmitter, and a monitoring device.

• Sensor: The sensor measures the wet-bulb temperature, which is the temperature a thermometer reads when its bulb is covered with a wet wick.
• Transmitter: The transmitter converts the sensor’s analog signal into a digital signal that can be transmitted to a remote monitoring system.
• Monitoring Device: The monitoring device displays the real-time humidity levels and can trigger alarms or alerts when specific thresholds are exceeded.

High wet humidity transmitters are designed for environments with high humidity levels, such as industrial processes, HVAC systems, and manufacturing facilities. They are equipped to measure relative humidity (RH) in conditions where the moisture levels are typically high. Here are a few common types of high wet humidity transmitters:

1. Capacitive Humidity Transmitters

• Principle: Measures the change in capacitance caused by changes in relative humidity.
• Advantages:
  • High accuracy and stability in moist environments.
  • Suitable for high wet conditions.
• Applications: Ideal for industrial settings like food processing, HVAC systems, and environmental control in manufacturing.

2. Resistive Humidity Transmitters

• Principle: Measures the change in resistance of a hygroscopic material as humidity changes.
• Advantages:
  • Suitable for high-humidity environments.
  • Can be cost-effective and reliable for many industrial applications.
• Applications: Typically used in areas with high moisture content, like chemical plants, paper mills, or wet rooms in manufacturing.

3. Thermal Conductivity Humidity Transmitters

• Principle: Measures the change in thermal conductivity of air as moisture content increases.
• Advantages:
  • Can be used to monitor humidity in high wet conditions, particularly when dealing with gases.
  • High accuracy at high humidity levels.
• Applications: Common in food and beverage processing, and environmental control for humid spaces.

4. Thin Film Polymer Humidity Transmitters

• Principle: Uses a thin polymer film that changes resistance as moisture is absorbed.
• Advantages:
  • Robust in high moisture conditions.
  • Offers high sensitivity and rapid response times.
• Applications: Suitable for environments like chemical processing, power generation, and energy systems where high moisture and temperature fluctuations are present.

5. Electrolytic Humidity Transmitters

• Principle: Electrolytic cells detect humidity by measuring a change in conductivity due to the moisture present.
• Advantages:
  • High stability in high wet and extreme conditions.
  • Long-lasting and reliable for continuous monitoring.
• Applications: Used in industries like semiconductor manufacturing, environmental testing, and industrial gas production.

6. High Temperature and Humidity Transmitters

• Principle: These devices combine the humidity and temperature sensing capabilities into one transmitter to provide real-time measurements in environments with both high temperature and humidity.
• Advantages:
  • Designed specifically for extreme conditions like high wet and high-temperature environments.
  • Offers both temperature and humidity readings.
• Applications: Used in industrial applications such as steam boilers, drying processes, and temperature-sensitive environments.

7. Inductive Humidity Transmitters

• Principle: Inductive sensors detect the changes in inductance due to moisture.
• Advantages:
  • Immune to contamination and corrosion, making them ideal for high-wet, harsh environments.
  • Highly durable and stable.
• Applications: Typically found in environmental monitoring systems, industrial cooling systems, and food industries where high moisture is a constant.

Key Features to Consider:

• Wide Measurement Range: Ensure the transmitter can handle the high humidity levels in your application.
• Long-Term Stability: For high-wet environments, sensors need to maintain accuracy over time, even in moisture-laden conditions.
• Response Time: The faster the response time, the more accurately you can monitor and control humidity.
• Material Durability: Look for corrosion-resistant materials for durability in harsh environments.

Would you like more detailed information about any of these transmitters? 

Contact HNGKO to get price and high wet condition humidity monitor solution today by email  ka@hengko.com 

High humidity levels can have significant implications in various industries. Here are some key reasons why monitoring high wet humidity is crucial:

• Industrial Processes: In industries like manufacturing, pharmaceuticals, and food processing, high humidity can affect product quality, machinery performance, and worker safety.
• Data Centers: Excessive humidity can damage sensitive electronic equipment in data centers.
• HVAC Systems: Proper humidity control is essential for optimal HVAC system performance and energy efficiency.
• Laboratory Environments: Accurate humidity control is critical for scientific experiments and research.

When selecting a high wet humidity transmitter and monitor solution, consider the following key features:

• Accuracy: The sensor should provide accurate and reliable measurements, especially in high-humidity conditions.
• Durability: The system should be robust and able to withstand harsh environmental conditions, including temperature extremes and moisture.
• Range: The sensor should have a wide measurement range to accommodate various humidity levels.
• Response Time: The system should have a fast response time to quickly detect changes in humidity levels.
• Connectivity: The transmitter should offer flexible connectivity options, such as analog outputs, digital communication protocols (e.g., Modbus, RS-485), or wireless connectivity.
• Monitoring Capabilities: The monitoring device should provide real-time data, historical trends, and alarm functions.

Calibrating a high wet humidity transmitter is essential to ensure accurate measurements. Here’s a general procedure:

1. Prepare the Calibration Chamber: Create a controlled environment with known humidity levels using a humidity generator or a saturated salt solution.
2. Set the Reference Value: Set the reference value on the calibration device to the known humidity level.
3. Adjust the Transmitter: Adjust the transmitter’s zero and span settings to match the reference value.
4. Verify Calibration: Use a secondary calibration device or a certified reference standard to verify the accuracy of the calibration.
5. Document the Calibration: Record the calibration date, reference values, and any adjustments made.

High wet humidity transmitter and monitor solutions are used in a wide range of applications, including:

• HVAC Systems: Monitoring and controlling humidity levels in buildings and facilities.
• Industrial Processes: Monitoring humidity in manufacturing, pharmaceutical, and food processing environments.
• Data Centers: Protecting sensitive electronic equipment from damage caused by high humidity.
• Laboratory Environments: Controlling humidity for precise scientific experiments.
• Greenhouses and Agricultural Facilities: Optimizing plant growth conditions.
• Warehousing and Storage: Preventing product damage caused by excessive moisture.

High humidity levels in industrial settings can lead to a variety of problems:

• Corrosion: High humidity accelerates the corrosion of metal components, leading to equipment failure and increased maintenance costs.
• Mold and Mildew Growth: Moist environments promote the growth of mold and mildew, which can damage products, materials, and infrastructure.
• Product Quality Issues: High humidity can affect the quality of products, especially in industries like pharmaceuticals, food processing, and electronics.
• Reduced Efficiency: High humidity can reduce the efficiency of machinery and equipment, leading to increased energy consumption and decreased productivity.
• Health Risks: Inhaling moist air can lead to respiratory problems and other health issues for workers.

The frequency of calibration depends on several factors, including:

• Environmental conditions: Harsh environments may require more frequent calibration.
• Sensor type: Some sensor types are more stable than others.
• Regulatory requirements: Certain industries may have specific calibration requirements.
• Internal quality standards: Your organization’s quality standards may dictate calibration intervals.

A common practice is to calibrate high wet humidity transmitters annually or semi-annually. However, it’s essential to consult the manufacturer’s recommendations and conduct more frequent calibrations if necessary.

To ensure optimal performance and longevity, follow these maintenance tips:

• Regular cleaning: Clean the sensor and housing to remove dust, dirt, and other contaminants.
• Avoid physical damage: Handle the transmitter carefully to prevent damage to the sensor and wiring.
• Protect from extreme conditions: Avoid exposing the transmitter to extreme temperatures, humidity, or vibration.
• Periodic calibration: Calibrate the transmitter according to the manufacturer’s recommendations.
• Monitor sensor performance: Keep an eye on the sensor’s output and response time to identify any potential issues.

By following these guidelines, you can maximize the reliability and accuracy of your high wet humidity transmitter and monitor solution.