GE Medical Systems LOGIQ ?200 Service Manual page 207

GE MEDICAL SYSTEMS
REV 3
7–3–4 Probe Leakage Current Test (Continued)
Data Sheet for Transducer Source Leakage Current
Follow the foregoing test procedure for every transducer. The test passes when all readings measure less than
the value shown in the table below (TABLE 7– 4).
1. Type BF Applied Part Leakage Current Limits
[Non–conductive (floating) Surface and Cavity Transducers]
COUNTRY
USA
OTHERS
2. Type CF Applied Part Leakage Current Limits
[Surgical Transducer and ECG Connections]
COUNTRY
USA
OTHERS
Transducer tested:
LOGIQ a200
Unit Power
ON
ON
ON
ON
OFF
OFF
OFF
OFF
TABLE 7– 4
MAXIMUM ALLOWANCE LIMIT FOR PROBE LEAKAGE CURRENT
NORMAL OPEN
CONDITION GROUND
0.05mA 0.05mA
0.1mA 0.5mA
NORMAL OPEN
CONDITION GROUND
0.01mA 0.01mA
0.01mA 0.05mA
TABLE 7– 5
DATA SHEET FOR TRANSDUCER SOURCE LEAKAGE CURRENT
Tester Power
Polarity Switch
NORM OPEN
NORM CLOSED
REV OPEN
REV CLOSED
NORM OPEN
NORM CLOSED
REV OPEN
REV CLOSED
7–13
LOGIQ a200 SERVICE MANUAL
REVERSE
POLARITY
0.05mA
0.5mA
REVERSE
POLARITY
0.01mA
0.05mA
Tester Ground
or Neutral Switch
2138853
OPEN
NEUTRAL
0.05mA
0.5mA
OPEN
NEUTRAL
0.01mA
0.05mA
Measurement
PERIODIC MAINTENANCE