9-24 120 Series Maternal/Fetal Monitor Revision B
2015590-001
General Maintenance: Maternal Blood Pressure Tests
Patient-to-Ground Leakage for US2
1. Connect an US test body to the monitor’s front panel US2 input. The US test
body should be an ultrasound transducer wrapped in aluminum foil.
2. Set the fixture’s
Leakage switch to Patient.
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 9-13. Patient-to-Ground Leakage Conditions for US2
Neutral Ground Power (Polarity)
Closed Closed Normal
Closed Open Normal
Closed Open Reversed
Closed Closed Reversed
Open Closed Normal
Open Closed Reversed
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