ES-A110 RS485 temperature and humidity sensor

A temperature and humidity sensor is a sensor device equipped with humidity sensitive and thermal elements that can be used to measure temperature and humidity, some with on-site display, and some without on-site display. Temperature and humidity sensors are widely used in various fields of production and life due to their small size and stable performance.

A temperature and humidity sensor is a sensor device equipped with humidity sensitive and thermal elements that can be used to measure temperature and humidity, some with on-site display, and some without on-site display. Temperature and humidity sensors are widely used in various fields of production and life due to their small size and stable performance.

The temperature and humidity sensor mostly uses the temperature and humidity integrated probe as the temperature measuring element, collects the temperature and humidity signals, and processes them through the circuits such as voltage stabilization filtering, operational amplification, nonlinear correction, V/I conversion, constant current and reverse protection. After that, it is converted into a current signal or a voltage signal output that has a linear relationship with temperature and humidity, and can also be output directly through the main control chip such as 485 or 232 interface.

Items

Parameter

DC power supply (default)

5~28V DC

Maximum power consumption

RS485 output

0.05W

Precision

humidity

±4% RH (5% RH~95% RH, 25°C)

temperature

±0.5°C (25°C)

Long-term stability

humidity

≤1%RH/y

temperature

≤0.1°C/y

Response time

humidity

≤4s (1m/s wind speed)

temperature

≤15s (1m/s wind speed)

Signal output

RS485 output (standard Modbus-RTU protocol)

Device communication parameters

The default address code is 1, the default baud rate is 4800 (can be modified by the configuration software)

Protocol frame format

No parity, 8 data bits, 1 stop bit (N, 8, 1)

Temperature range

-40°C~+120°C, default -40°C~+80°C

Humidity range

0%RH-100%RH

Circuit operating temperature and humidity

-40°C~+60°C, 0%RH~80%RH

Documents

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