Smart Home Control and Management Based on Big Data Analysis

Table 3

Characteristic parameters of the infrared sensor.

Property name	Characteristic parameter
Working current	The range is 4.4 V∼20 V
Quiescent current	<50 μA
Level output	High level 3.3 V, low level 0 V
Trigger mode	Repeat trigger/nonrepeat trigger
Delay time	5∼200 s, adjustable
Blocking time	The default is 2.5 s, and the adjustable range is several to tens of seconds
Overall dimension	32 mm 24 mm
Induction angle	Cone angle less than 100 degrees
Working temperature	−15°C∼+70°C
Sensing lens size	The default diameter is 23 mm