Revision B 120 Series Maternal/Fetal Monitor 9-15
2015590-001
General Maintenance: Maternal Blood Pressure Tests
Patient-to-Line Leakage for ECG
1. Connect an ECG test body to the monitor’s front panel ECG input. The ECG test
body can be the assembly leakage cable.
2. Set the fixture’s
Leakage switch to Line.
3. Turn ON the monitor using the monitor’s power switch.
4. Verify the following:
F < 50 µA (100, 120, 220, 230, or 240 VAC monitors)
5. Record the patient-to-ground leakage for the following conditions:
Table 9-4. Patient-to-Line Leakage Conditions for ECG
Neutral Ground Power (Polarity)
Closed Closed Normal
Closed Closed Reversed
Open Closed Normal
Open Closed Reversed