Verification procedures for this equipment include:
electrical safety (check ground wire resistance and chassis
leakage), verify unit operates on battery, heart rate
accuracy (for a simulated heart rate of 80 bpm, the
displayed heart rate should be between 76 bpm and 84
bpm.), O2 accuracy (for a simulated SpO2 of 96 %, the
displayed value should be between 93 % and 99 %),
alarm function.