GE Dash 3000, Service Manual

Page: 31 / 292

Revision A Dash 3000/4000 Patient Monitor 2-13
2000966-339
Equipment Overview: Technical Specifications
Alarms
ECG
Categories: Patient Status and System Status
Priorities: 4 levels — Crisis, Warning, Advisory, and Message
Notification: Audible and visual
Setting: Default and individual
Silencing: 1 minute, current alarm only
Pause: 5 minutes (adult); 3 minutes (neonatal); 5, 15 minutes,
permanent (OR mode)
Volume: Default 70 dB measured at 1 meter
5 Leadwire cable: I, II, III, V, aVR, aVL, and aVF
10 Leadwire cable (12SL option): V2, V3, V4, V5 and V6
Leads analyzed simultaneously: I, II, III, and V (multi-lead mode)
Lead fail: Identifies failed lead
Alarms: User-selectable upper and lower heart rate limits
Input specifications:
Voltage range:
Signal width:
Heart rate range:
Accuracy:
Input impedance:
Common mode:
Differential:
Common mode rejection:
±0.5 mV to ±5 mV
40 ms to 120 ms (Q to S)
30 to 300 BPM
±1% or ±1 BPM, whichever is greater
>10 M
Ω
at 50/60 Hz
>2.5 M
Ω
from dc to 60 Hz
90dB minimum at 50 Hz or 60 Hz
Output specifications:
Heart rate averaging:
Frequency response:
Display:
Diagnostic Mode:
Monitoring Mode:
Moderate Mode:
Maximum Mode:
Impulse Response:
8 beats with a 2-second update rate of display
Response of non-permanent displays is limited by
resolution to 40 Hz (-3dB) @ 25 mm/s. Specified upper
frequency limits may vary by ± 2 Hz.
0.67(+0.4 dB) to 100 Hz (-3 dB)
For compliance with China National Standard: 1.0 Hz
(+0.4 dB) to 75 Hz (-3 dB)
0.67 (+0.4 dB) to 40 Hz (-3 dB)
0.67 (+0.4 dB) to 25 Hz (-3 dB)
5.0 Hz (-3 dB) to 25 Hz (-3 dB)
For an impulse of 3 mV applied for 100 ms:
Displacement following impulse: < 0.1 mV
Slope following impulse: < 0.3 mV/s