Fault Detection Method of Medical Equipment Based on Multi-Index Electrical Performance Parameters

Table 7

Judgment rules for air pump fault of tenth monitors of the same model.

Status and parameters	Current (mA)	Current weight (%)	Voltage (V)	Voltage weight (%)	Power (W)	Power weight (%)
Off
Ave	132	0	224.25	0	16.159	1.1
	(−2,2)		(−0.62,0.35)		(−0.11,0.08)
Standby
Ave	0.193	4.3	225.94	0	19.179	94.6
	(−7,7)		(−1.4,1.1)		(−0.55,0.43)