Marquette MAC® 5000 ECG UNIT Specifications

Instrument type: Microprocessor augmented automatic electrocardiograph; 14-leadwire acquisition with programmable lead configurations
PROCESSING
ECG interpretation: 12SL ™ Adult and Pediatric ECG Analysis Program
Computerized measurements: 15-lead analysis includes measurements of user-selectable additional 3 leads
Optional: PHI-RES™ & HI-RES™ Late Potential Analysis
Additional ECG function: Vectorcardiography
ECG analysis frequency: 500 samples/second (sps)
ECG storage: 150 typical, 200 ECGs maximum on removable media (1.44 MB, 3.5diskette)
Digital sampling rate: 4000 samples/second/channel
Pre-acquisition: Provides 10 seconds of instantaneous ECG acquisition
Dynamic range:
  AC differential: ±10 mV DC offset: ±320 mV
Resolution: 4.88 µV/LSB @ 500 sps
Frequency response: –3 dB @ 0.01 to 150 Hz
Common mode rejection: >140 dB (123 dB with AC filter disabled)
Input impedance: >10M@ 10 Hz, defibrillator protected
Patient leakage: <10 µA
Pace detect: Orthogonal LA, LL and V6; 750 µV @ 50 µs
Special acquisition functions: Disconnected lead detection, electrode impedance, excessive AC noise, baseline wander and muscle tremor messages
Heart rate meter: 30 to 300 BPM ± 10% or 5 BPM whichever is greater. Heart rates outside this range will not be displayed.
 Query)
DISPLAY
Display type: 264 mm (10.4 in) diagonal graphics backlit AM LCD
Display resolution: 640 x 480 pixels with waveform enhancement
Display data: Heart rate, patient name, ID, clock, waveforms, lead labels, speed, gain and filter settings, warning messages, prompts and help messages
WRITER
Writer technology: Thermal dot array
Writer speeds: 5, 12.5, 25 & 50 mm/s (same as displayed)
Number of traces 3, 6, 12 or 15, user selectable (same as displayed)
Writer sensitivity/gain: 2.5, 5, 10, 20, 10/5 (split calibration) mm/mV (same as displayed)
Writer speed accuracy: ±2%
Writer amplitude accuracy: ±5%
Writer resolution: Horizontal 1000 dpi @ 25 mm/s, 200 dpi vertical
Paper type: Thermal, Z-fold, perforated, fan fold, 300 sheets/pack
Paper size:
  A size: 214.63 mm x 280 mm (8.45 in x 11 in)
  A4 size: 210 mm x 297.5 mm (8.27 in x 11.7 in)
KEYBOARD
Type: Sealed elastomer with soft function keys, alphanumeric keys, writer controls and TrimPad cursor controls
ELECTRICAL
Power supply: AC or battery operation
Voltage: 100 to 240 VAC +10, -15%
Current: 0.5A @ 115 VAC, 0.3 A @ 240 VAC, typical
Frequency: 50 to 60 Hz±10%
Battery type: User replaceable, 18V @ 3.5 AH ± 15%,rechargeable NiMH
Battery capacity: 100 single page reports (typical) or6 hours continuous display (without printing)
Battery charge time: Approximately 4.5 hours from total discharge (with display off)
 PHYSICAL SPECIFICATIONS
Height:
9.4 cm (3.7 in)* with display closed
Width: 38.1 cm (15.0 in)*
Depth: 35.1 cm (13.8 in)*
Weight: Approximately 6.8 kg (15 lb)* including battery without paper
*without cart

Marquette Mac 5000 machines