Crop Yield Maximization Using an IoT-Based Smart Decision

Table 3

Sensors used in SCS.

Soil sensors	Specification	Description
Integrated soil sensor	Power supply	12 V-24 V
	Temperature measuring range	-45°C-115°C
	PH measuring range	3-9PH
	NPK measuring range	0-1999 mg/kg
	EC measuring range	0-10000 μs/cm
DHT11	Power supply	3.5 V to 5.5 V
	Measuring range	20-95%RH
	Accuracy	±1°C and ±1%
MQ135	Power supply	5 V
	Power consumption	150 mA
	Detect/measure	NH3, Nox, CO2, alcohol, benzene, smoke