DHT11 溫溼度感測器模組 溫度+濕度 雙重感測

描述

DHT11 溫溼度感測器模組 溫度+濕度 雙重感測

• 1. 可以檢測周圍環境的濕度和溫度
• 2. 傳感器採用DHT11
• 3. 濕度測量範圍：20%-95%（0度-50度範圍）濕度測量誤差：+-5%
• 4. 溫度測量範圍：0度- 50度溫度測量誤差：+-2度
• 5. 工作電壓3.3V-5V
• 6. 輸出形式數字輸出
• 7. 設有固定螺栓孔，方便安裝
• 8. 小板PCB尺寸：3.2cm * 1.4cm
• 9. 每套重量約為8g

二模塊接口說明（3線製）

1. VCC外接3.3V-5V
2. GND外接GND
3. DO小板開關數字量輸出接口接單片機IO口

#include <dht.h>

dht DHT;

#define DHT11_PIN 7

void setup(){
  Serial.begin(9600);
}

void loop()
{
  int chk = DHT.read11(DHT11_PIN);
  Serial.print("Temperature = ");
  Serial.println(DHT.temperature);
  Serial.print("Humidity = ");
  Serial.println(DHT.humidity);
  delay(1000);
}

 

DHT11 Digital Temperature Humidity Sensor Module

• The sensor module is including resistive humidity sensing component and NTC temperature testing.
• The compatible digital temperature humidity sensor module is component and connected with 8-byte MCU.
• This is useful module is fast response, great anti-interference ability and durable.
• Signal transmission range: 20m
• Temperature range: 0-50’C, Humidity range: 20-90%RH

The sensor module is including resistive humidity sensing component and NTC temperature testing. The compatible digital temperature humidity sensor module is component and connected with 8-byte MCU. This is useful module is fast response, great anti-interference ability and durable.

• Black panel
• Sensor including resistive humidity sensing component and NTC temperature testing component and connect with 8-byte MCU
• Fast response, great anti-interference ability and durable
• Signal transmission range: 20m
• Power: 5V
• Temperature range: 0-50’C
• Humidity range: 20-90%RH