#include <DHT.h>

#define DHT22PIN  12

#define RELE1PIN 4
#define RELE2PIN 3

#define MIN_T -40
#define MAX_T 10
#define MIN_H 40
#define MAX_H 90

DHT dht (DHT22PIN, DHT22);

float h = 0;
float t = 0;
bool rele1 = 0;
bool rele2 = 0;

void setup() {
  Serial.begin(9600);
  pinMode(RELE1PIN, OUTPUT);
  pinMode(RELE2PIN, OUTPUT);
  dht.begin();
}

void loop() {
  delay(100);
  h = dht.readHumidity();
  t = dht.readTemperature();
  Serial.println("Temp: " + String(t) + 
               "\tHumi: " + String(h) );
  
  rele1 = MIN_T <= t && t <= MAX_T;
  rele2 = MIN_H <= h && h <= MAX_H;

  digitalWrite(RELE1PIN, rele1);
  digitalWrite(RELE2PIN, !rele2);

}