Shenzhen Newabel Electronics Co., Ltd.

Digit Outdoor Temperature & Humidity Sensor

Digit Outdoor Temperature & Humidity Sensor
Product Detailed

1. Big LED display, real timeshow local temperature and humidity
2. With button to control backlight
3. Low power consumption

Digit Outdoor Temperature & Humidity Sensor



CHD 301C1 is temperature & humidit sensor with high reliability and superior stability.

With big LED display, people can examine local temperature and humidity


Via RS485 / 422 network communication, one PC can load 254 sensors to compose a surveillance system, at most  254×16=4046 pieces sensors can be managed


Main features are as follows


*  RS485 or RS422 Double Bus guarantee the safety of device communication

*  Big LED display,real time show local temperature and humidity

*  With button to control backlight, which can automatically turn off after 10 sec delay time

*  Large temperature range, sensor can be separated with control part

*  Measurement range can be set. It can set congealing dew resistance function and real time alarm when exceeding.

* Strong anti-interference, low power consumption and 3 grade thunderproof protection.

* Featured with exacurate and stable measuring, high precision and good value for money, etc.


Technical Parameters


>  Dimension: L90 ×W85×H19 mm

>  Weight: 100g

>  Color: light blue, milk white, sub-black, etc.

>  Display: LCD liquid display

>  Power supply: DC12~24V; backlight current ≤ 20mA, with current limit, thunderproof and reverse polarity protection, conform with anti-explosion requirements; 

> Communication interface: standard RS485 double bus or RS422 interface

>  Transmission distance: max. 1200 m

>  Node capacity: max.30; if there are many devices, use CHD485HUB/ CHD422 HUB to extend

>  Humidity Pricision: ± 3.0‰ RH

>  Temperature Pricision: ± 0.4°c

>  Humidity Range:  5%-95%;

>  Temperature range: -30°c ~ 70°c




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