Air Temperature and Humidity Sensor

Air Temperature and Humidity Sensor Introduction

The Air Temperature and Humidity Sensor is a device that simultaneously measures and monitors temperature and humidity in the air. It combines the functions of a temperature sensor and a humidity sensor. It senses temperature and humidity changes in the surrounding environment through internal sensing elements and converts these changes into measurable and transmittable signals.

Air temperature and humidity sensor role and function

Air temperature and humidity sensor is mainly used to measure and monitor the temperature and humidity in the environment. It provides accurate temperature and humidity data for various application scenarios. Following are some of the main functions of this sensor:

1.Temperature Measurement:

The temperature sensor portion of the sensor is responsible for measuring the temperature of the surrounding environment, which is usually accomplished using components such as thermistors, thermocouples, or semiconductor temperature sensors. These components are very sensitive to changes in temperature and are able to accurately convert the temperature into an electrical signal output.

2. Humidity Measurement:

The humidity sensor section is then used to measure the humidity in the air, i.e. the amount of water vapor in the air. Common humidity sensors are capacitive, resistive, moisture-sensitive resistors and other types, which sense changes in humidity through different physical or chemical principles and convert these changes into electrical signal output.

3. Signal Conversion and Transmission:

Air Temperature and Humidity Sensor converts the measured temperature and humidity signals, usually to digital signals for subsequent processing, display or transmission. These signals can be transmitted to the control system, computer or other display devices through wired or wireless means.

4. Real-time monitoring and alarm:

Some advanced air temperature and humidity sensors also have real-time monitoring and alarm functions, when the ambient temperature and humidity exceeds the preset range, the alarm mechanism will be triggered to remind the user to take timely measures.

Atmospheric temperature and humidity sensors are mainly divided into the following categories according to the installation method:

1, wall-mounted installation

Features:

Wall-mounted installation is a way to fix the temperature and humidity sensor directly on the wall.

It is usually necessary to use methods such as screws or glue to fix the sensor in a selected location.

This method is suitable for indoor environments, especially where temperature and humidity need to be measured in all corners of the room.

Caution:

It should be ensured that the installation location is far away from heat and humidity sources as well as direct sunlight or cold air circulation.

The installation height of  is generally recommended to be about 1.5 meters above the ground to avoid the influence of hot and cold air currents on the ground.

Second, bracket type installation

Features:

Bracket type installation is a way to install the temperature and humidity sensor on a special bracket.

This type of mounting is commonly used in meteorological observation stations or occasions where precise measurement of environmental temperature and humidity is required.

The bracket can be fixed on the floor, wall or ceiling, depending on the actual needs and environmental conditions.

Example:

The air temperature sensor and the moisture-sensitive capacitive humidity sensor can be mounted on a special bracket inside the louvered box, which is fixed to the middle of the bottom of the louvered box. The sensing element of the temperature sensor is fixed in the corresponding position on the east side of the bracket, the center of the sensing element is usually 150cm from the ground. The sensing part of the humidity sensor is fixed vertically downwards in the corresponding position on the west side of the bracket, and the center of the sensing element is also 150cm from the ground.

2, ceiling-mounted installation

Features:

Ceiling mounting is a way to fix the temperature and humidity sensor on the ceiling by hooks or other means.

This way is suitable for occasions that need to measure the temperature and humidity of the upper indoor space, such as tall factories, warehouses, etc.

Caution:

It should be ensured that the installation position can cover the range to be measured and avoid interference with other equipment or objects.

The installation height and angle need to be adjusted according to the actual situation to ensure the accuracy of the measurement results.

3. Other installation methods

In addition to the above three common installation methods, there are some other special installation methods, such as embedded installation (the sensor is embedded in the wall or ceiling), mobile installation (the sensor is installed in a movable bracket or platform). The choice of these mounting options depends on the specific application scenario and requirements.

Air Temperature and Humidity Sensor Application Scenarios

1. Smart Home:

In smart home systems, air temperature and humidity sensors are used to monitor the indoor environment, link with air conditioners, humidifiers and other equipment to automatically adjust indoor temperature and humidity to create a comfortable living environment.

2.Agricultural greenhouses:

In the field of agriculture, air temperature and humidity sensors are used to monitor environmental parameters in greenhouses to help farmers accurately control irrigation, ventilation and other operations to improve crop yield and quality.

3.Industrial control:

In the industrial production process, air temperature and humidity sensors are used to monitor the temperature and humidity conditions of the production environment, to ensure that the production equipment operates in a suitable environment, improve production efficiency and product quality.

4.Meteorological Observation:

In the meteorological observation station, air temperature and humidity sensor is one of the important observation equipment for continuous monitoring and recording of temperature and humidity changes in the atmosphere, to provide basic data for weather forecasting and scientific research.

5.Medical field:

In hospitals, laboratories and other medical places, air temperature and humidity sensors are used to monitor and regulate indoor environmental parameters to ensure that the storage conditions of therapeutic equipment and medicines are in line with the requirements, to ensure the quality of medical care and patient safety.

6. Transportation and storage: sensors can be used to monitor temperature and humidity during transportation and storage to ensure the quality of goods and products.

Summary

Air Temperature and Humidity Sensor is an important environmental monitoring device that can simultaneously measure and monitor temperature and humidity changes in the air. It senses environmental parameters through internal sensing elements and converts the measured signals into digital signals that can be transmitted and processed. In practical applications, it is necessary to select the most suitable installation method according to specific needs and environmental conditions, and operate in accordance with the corresponding installation requirements. At the same time, after the completion of the installation also needs to be calibrated and debugging work to ensure that the sensor's measurement accuracy and stability.

Air Temperature and Humidity Sensor is widely used in smart homes, agricultural greenhouses, industrial control, meteorological observation and medical fields.

Air Temperature and Humidity Sensor Data Sheet

NBL-W-LBTH-Atmosphere-temperature-humidity-and-pressure-sensor-instruction-manual-V4.0.pdf

NBL-W-WHT-Wall-Mounted-Temperature-Humidity-Sensors-Instruction-Manual.pdf