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

Table 1

Current mean value of a certain type of monitor under various faults.

	Status name
Value name	Normal	ECG fault	Mainboard fault	Display screen fault	Main cable fault	Air pump fault
Average shutdown current	0.140 A	0.137 A	0.051 A	0.122 A	0.122 A	0.141 A
Average stand by current	0.205 A	0.188 A	0.139 A	0.188 A	/	0.196 A
Threshold range	(−6, 6 mA)	(−5, 5 mA)	(−5, 5 mA)	(−5, 5 mA)	(−5, 5 mA)	(−5, 5 mA)