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CM2305 temperature and humidity sensor probe
Technical Parameters
Typical accuracy (% RH) ± 2 
Operating range (% RH) 0 to 99.9
Typical accuracy (°C) 0.3
Operating range (°C) -40~80
Interface 1-Wire
Supply voltage(V) 3.3~5.5
Size:L*W*H (mm) 99.9*16*16
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  • Product Details
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1. Product overview


CM2305 is a temperature and humidity composite sensor which is humidity Capacitive Digital Temperature and Humidity Module and a calibrated digital signal output. It is designed for using With the digital module acquisition technology and temperature and humidity sensing technology to ensure that products with high reliability and excellent long-term stability. sensor Including a capacitive wet sensor and a high-precision temperature measurement components, and with a high-performance 8-bit microcontroller connected. So the product has Excellent quality, fast response, anti-interference ability, cost-effective and so on. Each sensor is in an extremely accurate humidity calibration room In the calibration. Calibration coefficients stored in the form of a program in the microcontroller, the sensor inside the detection signal processing to call this Some calibration coefficients. Standard single bus interface makes system integration easy and quick. Ultra-small size, low power consumption, signal transmission distance Up to 20 meters, making it the best choice for a wide range of applications and even the most demanding applications. The product is divided into 3 leads (single bus access I) easy to connect. Special package can be provided according to user needs.


2. Application Range


HVAC, dehumidifiers, testing and testing equipment, consumer products, automotive, automatic control, data loggers, appliances, humidity regulators, Medical, weather stations, and other related humidity detection control.


3. Product highlights


Ultra-low power consumption, transmission distance, all automated calibration, the use of capacitive humidity sensor, fully interchangeable, standard digital single bus output, Excellent long-term stability, using high-precision temperature measurement components.