Looking for Hr202 Sensor? HR202 Humidity Detection Sensor is available at Zbotic with fast shipping across India.
HR202 Humidity Detection Sensor
The HR202 is a novel humidity-sensitive resistor that utilizes organic polymer materials. It boasts an extensive moisture absorption spectrum and consistent performance over time. Its applications include storage, compartments, indoor air quality management, building automation, as well as medical and industrial control systems.
It is widely used across various domains such as scientific research, hospitals, storage facilities, workshops, the textile industry, tobacco processing, pharmaceuticals, and meteorology, among others.
Features :
- Complete interchange
- Low cost
- Long-term stability
- Accurate calibration
- low power consumption
- Excellent linearity
- wide measurement range
- quick response
- anti-pollution
Package Includes :
1 x HR202 Humidity Detection Sensor
HR202 Humidity Detection Sensor Overview
The HR202 Humidity Detection Sensor is a polymer-based humidity-sensitive resistor designed for precise monitoring of ambient moisture levels. With an operating range of 20–95%RH and 5%RH accuracy, it’s ideal for applications in indoor air quality management, industrial control systems, and storage environments.
Key Features of HR202 Humidity Detection Sensor
- Humidity measurement range: 20 to 95%RH with ±5%RH accuracy
- Stable polymer sensing element offering long-term performance consistency
- Low power consumption, operates at 500Hz–2kHz excitation frequency
- Complete interchangeability for quick replacement and maintenance
- Wide operating temperature range from 0 to 60°C
- Low cost and accurate factory calibration for out-of-the-box usability
- Fast shipping across India from Zbotic
Applications and Use Cases
- Monitoring humidity in pharmaceutical storage rooms to protect drug efficacy
- Indoor air quality control in HVAC and building automation systems
- Environmental monitoring in warehouses and archival storage facilities
- Process humidity regulation in textile and tobacco manufacturing
- Integration into medical devices for patient room climate control
- Meteorological instrumentation for basic weather station setups
How to Use HR202 Humidity Detection Sensor
Mount the HR202 sensor in a location with good airflow, avoiding direct condensation. Connect it in a voltage divider or AC bridge circuit powered at 500Hz–2kHz, and read the voltage drop across the polymer element with your microcontroller’s ADC. Calibrate using known humidity references and operate within 0–60°C for optimal accuracy.
Why Buy from Zbotic?
- Genuine Products: All items sourced from authorized distributors
- Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
- Free Shipping: Free delivery on qualifying orders
- COD Available: Cash on Delivery, UPI, cards, net banking
- Technical Support: Expert help for setup and troubleshooting
- Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
What is the humidity measurement range of the HR202?
The HR202 covers 20–95% relative humidity with a typical accuracy of ±5%RH, making it suitable for most indoor and light-industrial environments.
How do I interface the HR202 sensor with a microcontroller?
You can use the HR202 in a voltage divider or AC bridge circuit at 500Hz–2kHz excitation. Measure the voltage drop across the sensor’s polymer resistor with your ADC input, then convert that voltage to humidity using the calibration curve.
What temperature conditions are required for reliable operation?
The HR202 operates reliably between 0 and 60°C. To maintain accuracy, avoid rapid temperature changes and ensure the sensor does not encounter liquid water or condensation.
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Read More →Technical Specifications
| Model | HR202 |
|---|---|
| SKU | AI1138 |
| Weight | 0.002 kg |
| Availability | Out of Stock |
Applications & Use Cases
The HR202 Humidity Detection Sensor is a versatile temperature & humidity sensor used across a wide range of applications including weather stations, greenhouse monitoring, HVAC systems, cold chain logistics, and server room monitoring.
Common use cases:
- Building a home weather station with Arduino
- Monitoring greenhouse conditions via IoT
- Alerting when server room temperature exceeds threshold
This product is ideal for IoT developers, agricultural engineers, and home automation enthusiasts.
Technical Tip: DHT22 offers better accuracy than DHT11. For precision applications, use SHT31 or BME280. Ensure adequate ventilation around the sensor.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
Ashwin Modi (verified owner) –
Great quality HR202 Humidity Detection Sensor. Calibrated it easily and the accuracy is impressive.
Vikram Garg (verified owner) –
Very satisfied with this HR202 Humidity Detection Sensor. Library support is good and it’s easy to interface.
Aanya Solanki (verified owner) –
Perfect HR202 Humidity Detection Sensor for my automation project. Integrates seamlessly with my microcontroller.
Simran Chopra (verified owner) –
Excellent sensitivity and range on this HR202 Humidity Detection Sensor. Works better than I expected.
Ishan Bhat (verified owner) –
This HR202 Humidity Detection Sensor is a must-have for sensor projects. Plug and play with Arduino.
Vidya Mukherjee (verified owner) –
Decent HR202 Humidity Detection Sensor for the price. Requires proper wiring but works well once set up.
Aditya Sen (verified owner) –
Decent HR202 Humidity Detection Sensor for the price. Requires proper wiring but works well once set up.
Mukesh Malhotra (verified owner) –
Okay HR202 Humidity Detection Sensor. Had to add a capacitor to stabilize readings. Works now.
Deepika Gupta (verified owner) –
Good quality HR202 Humidity Detection Sensor. Some variation in readings but within acceptable range.
Zubin Chatterjee (verified owner) –
Excellent HR202 Humidity Detection Sensor! Readings are accurate and consistent. Perfect for my project.
Kiara Dhawan –
Excellent HR202 Humidity Detection Sensor! Readings are accurate and consistent. Perfect for my project.