GE MAC 5500, Service Manual

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B-4 MAC

5500 resting ECG analysis system Revision E

2020299-020
Appendix B – Technical Specifications: Technical Specifications
Writer
Item Description
Type Thermal dot array
Speeds 5, 12.5, 25, 50 mm/s (same as display)
Number of Traces 3, 6, 12, or 15 user-selectable (same as display)
Sensitivity/Gain 2.5, 5, 10, 20, 10/5 (split calibration) mm/mV (same as display)
Speed Accuracy ± 2%
Amplitude Accuracy ± 5%
Resolution Horizontal 1000 dpi @ 25 mm/s, 200 dpi vertical
Paper Type/Size Thermal z-fold, perforated, 215.9 mm x 276.4 mm (8.5 in. x 11 in.) fanfold, 300 sheets per
pack
Keyboard
Item Description
Type Sealed elastomer with soft function keys, alphanumeric keys, writer controls and TrimPad
cursor controls
Electrical
Item Description
Power Supply AC or battery operation
AC Input
Voltage
Current
Frequency 100-240 VAC, +10, -15%
0.5 A @ 115 VAC, 0.3 A @ 240 VAC, typical
50/60 Hz, ±10%
Battery Type User replaceable, 18V @ 3.5 AH ±10%, rechargeable NiMH pack
Battery Capacity 100 single-page reports (typical) or 6 hours continuous operation (without printing)
Battery Charge Time Approximately 4.5 hrs. from total discharge with display off.
NOTE: Cannot charge battery at or above 45° C (best if below 40° C)
Vectorcardiography
Item Description
Report Formats Vector loops of component vectors (P, QRS, ST-T)
Sensitivity 20, 40, 80, 160 mm/mV
Time Resolution 2 ms