Description:
Combined temperature and humidity sensor AM2320 digital temperature and humidity sensor is a digital signal output that has been calibrated. With a special temperature and humidity detection technology, ensure that the product has a very high reliability and excellent long-term stability. Sensor consists of a capacitive moisture element and an integrated high-precision temperature meter and is connected to a high-performance microprocessor. The product has excellent quality, super fast response, strong anti-interference ability.
Features:
The voltage converter sensor module is DD4012SA, a highly efficient low heat voltage converter.
By changing the RS485 address up to 247 modules can be connected (more than 16 devices, it is recommended to use RS485) amplifiers).
Temperature and humidity sensor is AM2320.
RTU protocol, 03 read, 06 write
Widely used for dehumidifier, test and inspection equipment, automotive, automation, petrol stations, household appliances, moisture control, medicine and other relevant moisture measurement and control.
Specifications:
Working voltage: DC 5-40V (6.5-28V recommended).
Working current: digital tube shutdown is 5MA (12V), digital tube switching on is 18MA (12V).
Serial baud rate: 9600 (standard), N, 8, 1
How to use:
1. Display "Eror" after switching on.
If "Eror" is displayed for a long time, it indicates that the sensor is not connected or damaged.
2. Display the temperature or humidity after 5 seconds.
3. Trigger "KEY" button to