— Products —
Consumer hotline +8618073152920 WhatsApp:+8615367865107
Address:Room 102, District D, Houhu Industrial Park, Yuelu District, Changsha City, Hunan Province, China
Temp & Humidity Sensors
NBL-W-WTH wall-mounted temperature and humidity sensor. This article provides a detailed analysis of its fully digital detection technology, ±0.5°C high-precision performance, and diverse signal outputs including RS485/4-20mA. Widely applied in smart building HVAC systems, industrial warehouses, laboratories, and smart agriculture, offering reliable environmental data support and energy-saving optimization solutions.
Tel/WhatsApp:+8615367865107
Email:Arvin@niubol.com +Nearly 100 partner companies in more than 68 countries. We are committed to providing high-quality, practical products to meet your needs and help you solve problems. Our products comply with international standards and are certified with ISO, CE and RoHS.Product Details
Precise Perception of Microclimate: Outstanding Performance of NiuBoL Digital Monitoring
In modern building management and industrial production, the balance of indoor temperature and humidity not only affects personnel comfort but is also a core variable for the operational stability of precision equipment, material storage safety, and agricultural yield improvement.
The NiuBoL NBL-W-WTH wall-mounted temperature and humidity sensor is a precision instrument employing fully digital detection technology. It integrates high-performance digital sensing chips with built-in signal processing units, capable of sensitively capturing subtle fluctuations in heat and moisture in the atmosphere and converting these physical quantities into standardized electrical signal outputs in real time. Whether in laboratories pursuing ultimate stability or in variable agricultural greenhouses, the NBL-W-WTH provides a solid data foundation.

In the product selection process, performance parameters are the primary indicators for measuring sensor reliability. Through rigorous circuit design and calibration processes, NiuBoL ensures that the NBL-W-WTH stands out among similar products.
| Parameter | Specification |
|---|---|
| Temperature measurement range | -50~100 °C |
| Humidity measurement range | 0~100% RH |
| Accuracy | ±0.5 °C (temperature) ±5% RH (humidity) |
| Resolution | 0.1 °C (Temperature) 0.1% RH (Humidity) |
| Power supply | DC 12V / DC 24V |
| Output | 0~5 V DC, 4~20 mA, RS-485 |
| Relative humidity | 0~100% RH |
| Operating Temperature | -50 °C~80 °C |
In heating, ventilation, and air conditioning (HVAC) systems, the NBL-W-WTH serves as the system's "eyes." By monitoring real-time indoor temperature and humidity, the sensor enables intelligent linkage with air conditioning units, humidifiers, or fresh air systems.
Energy Optimization: Adjust power according to actual load, avoiding excessive cooling or humidification, significantly improving energy utilization efficiency.
Health and Comfort: Maintain a constant "comfort zone" temperature and humidity, reducing the occurrence of sick building syndrome.
Tobacco, food, electronic components, or valuable timber are extremely sensitive to humidity. The wall-mounted installation design allows the NBL-W-WTH to be evenly distributed at different points in the warehouse.
Mold and Corrosion Prevention: Real-time alerts for excessive humidity, preventing mold or oxidation losses in goods.
Quality Traceability: Provide complete temperature and humidity historical curves, ensuring compliance with regulatory standards in storage links.
In modern plant factories and animal breeding facilities, air humidity directly affects plant transpiration and animal epidemic prevention safety.
Growth Regulation: Automatically adjust ventilation windows to provide crops with a microclimate closest to natural conditions.
Disaster Reduction and Income Increase: Prevent plant diseases induced by extreme temperature and humidity, safeguarding agricultural assets.
In scenarios such as semiconductor packaging and biopharmaceutical laboratories, even minor temperature and humidity deviations can lead to experimental failures or increased defective product rates. With its outstanding long-term stability, the NiuBoL sensor has become a trusted partner for researchers.

Unlike traditional analog sensors where signals are susceptible to interference, the NBL-W-WTH integrates a high-precision digital processing unit internally. Signals are linearly compensated and corrected inside, resulting in more stable outputs and strong resistance to electromagnetic interference.
The wall-mounted housing structure conforms to ergonomics and architectural aesthetics, easily fixed on walls, columns, or equipment sidewalls. Intuitive wiring greatly shortens on-site construction time.
Supports RS-485 (Modbus-RTU) communication protocol, allowing easy integration with PLCs, data collectors, touch screens, or cloud IoT platforms. Multiple sensors can be connected via a single bus, significantly reducing wiring costs.
To ensure the scientific accuracy and precision of measurement results, consider the following when installing the NiuBoL sensor:
Avoid Airflow Disturbance: Do not install the sensor directly at air conditioning outlets or above radiators, as measurements would not represent the average indoor environment.
Avoid Direct Sunlight: For indoor installation, avoid window edges with direct light to prevent local overheating of the probe leading to high temperature readings.
Installation Height: Recommended at about 1.5 meters from the ground, typically the core area for human activity or material stacking.
Regular Inspection: Although NiuBoL products have extremely low drift rates, annual simple blowing of the probe in high-dust environments is recommended to maintain sensing diaphragm sensitivity.

A: NiuBoL offers flexible customization services. Although the NBL-W-WTH is an integrated wall-mounted design, if your application requires split probes or special-length signal cables, we can provide corresponding solutions.
A: The device supports address modification via standard Modbus commands. When connecting multiple sensors on the same bus, simply use supporting software or commands to assign a unique slave ID to each NBL-W-WTH.
A: Yes, the NBL-W-WTH has a temperature measurement lower limit of -50 °C, making it very suitable for cold storage monitoring and indoor environmental monitoring in high-latitude regions.
A: Temperature and humidity distribution has locality; differences often arise from airflow speed or micro-environment at measurement points. Additionally, ensuring consistent sampling periods is a prerequisite for comparison. NiuBoL products undergo laboratory calibration with extremely high reference reliability.
With its ±0.5 °C outstanding accuracy, fully digital processing, and industrial-grade durability, the NiuBoL NBL-W-WTH wall-mounted temperature and humidity sensor has become an indispensable component in modern smart buildings and industrial IoT.
In this era of data-driven decision-making, possessing precise temperature and humidity data means better operational efficiency, higher product quality, and more comfortable living spaces. Choosing NiuBoL means selecting a stable, intelligent, and long-lasting environmental perception brain for your project.
If you need specific wiring diagrams or bulk purchase quotes, please contact the NiuBoL official technical support team.
NBL-W-WHT-Wall-Mounted-Temperature-Humidity-Sensors-Instruction-Manual.pdf
Prev:no more
Next:Three-in-One Temperature, Humidity, and Atmospheric Pressure Sensor
Sensors & Weather Stations Catalog
Agriculture Sensors and Weather Stations Catalog-NiuBoL.pdf
Weather Stations Catalog-NiuBoL.pdf
Related recommendations
Three-in-One Temperature, Humidity, and Atmospheric Pressure Sensor
NBL-W-WTH Wall-Mounted High-Precision Temperature and Humidity Sensor
NBL-W-PPT Photovoltaic Module Temperature Sensor
High-precision Temperature and humidity sensor with display
Leaf Temperature and Humidity Sensor For Smart Agriculture
Screenshot, WhatsApp to identify the QR code
WhatsApp number:+8615367865107
(Click on WhatsApp to copy and add friends)