Philips Heartstart XLT, Service Manual

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Test Equipment
2 - 8 Performance Verification and Safety Tests
Test Equipment
Table 2-2 lists the equipment needed to perform the Performance Verification
tests, and provides specifications for commercially available analyzers and
simulators. Test equipment is called out within each test procedure when
needed. In addition, a digital voltmeter is also useful.
A 50 ohm test load is available from Philips Medical Systems (M1781A).
Table 2-2 Equipment List
Equipment/Test Specifications
ECG Simulator
Calibrated Leads ECG simulator
•
Amplitude accuracy ±2%
•
Rate accuracy ±2%
Calibrated Paddles ECG simulator
•
Amplitude accuracy ±2%
•
Rate accuracy ±2%
Defibrillator Analyzer
Waveform compatibility Meets all specs below using biphasic
truncated exponential waveform.
Load resistance: 50
Ω
±1% (non-inductive)
Maximum energy:
≥
200 joules
Maximum voltage:
≥
2500 V
Maximum current:
≥
50 A
Measurement accuracy:
•
≥
20 joules:
≤
±2% of reading
•
< 20 joules:
≤
±0.4 joules
Cardioversion measurement range: –150 to +150 ms