Design of Wireless Sensor Body Measurement Information Acquisition System for College Students’ Physical Health Management

Table 2

Technical parameters of pressure sensor.

Parameter	Parameter description	Parameter	Parameter description
Power supply voltage	5-12 V	Nonlinearity	0.2% of full scale
Working temperature	-20-60°C	Reliability	0.2% of full scale
Output voltage	5 mV	Output signal	RS485
Measuring range	0-300 kg	Start time	<5 s (after power on)