ECG
Lead Selection: LI, LII, LIII
Patient Cable: 6-Pin AAMI Standard
Ground Isolation: 4 kV rms, 5.5 kV peak
CMRR: 90 dB
Input Impedance: 20 M at 10 Hz with patient cable
Frequency Response:
LCD Display & Recorder: Filtered: 1.5 to 35 Hz
Unfiltered: 0.2 to 100 Hz
X1000 Output: Filtered 0.2 to 40 Hz
Unfiltered: 0.2 to 100 Hz
Input Bias Current: Any lead configuration <200 nA dc
Electrode Offset Potential: ±0.5 V
Noise: <20 μV peak-to-peak, referred to input
Defibrillator Protection: Protected against 360 J discharge
Leakage Current: <10 μA at 120 V ac, 60 Hz
Electrosurgical Interference Protection: Standard
Gain Selections: 5, 10, 20, 40 mm/mV

Cardiotach
Range: 15 to 300 bpm
Accuracy: ±1%
Resolution: 1 bpm
Sensitivity: 300 µV peak
Pace Pulse Rejection Width: 0.1 to 2 ms at ±2 to ±700 mV
Tall T Wave Rejection: Rejects T wave less than or equal to R wave

Synchronized Output
Test input signal at electrode leads:
1/2 sine wave, 60ms width, 1mV amplitude: 1 pulse per second
Output Trigger Delay:< 6ms w/ notch filter off: < 9ms w/
notch filter on
R to R Trigger Accuracy: ± 50 μs typically
Trigger Pulse Width: 100ms; Pulse Amplitude: 0 to 5 V
Color Marker on ECG display identifies Trigger Point.

Alarms
High Rate: Adjustable in 5 bpm increments
Low Rate: Adjustable in 5 bpm increments
Asystole: R to R interval >6 seconds
Lead Off: Detached Lead or Offset Potential >0.5 V

Recorder
Direct Mode: Records without any delay
Timed Mode: Records 30 seconds of real time ECG, then stops.
Delay Mode: Records 20 sec. before alarm and 20 sec after @ 25 mm/sec
XRAY Mode: Records 10 sec. before event and 10 sec after @ 25 mm/sec
HR-VAR Mode: Records 20 sec. before event and 20 sec after @ 25 mm/sec
Chart Speed: 25 or 50 mm/sec
Mark: Recorder marks the Peak location and the duration of trigger pulse
Chart paper: Standard 50mm ECG thermal paper 2”
Diameter Max
Number of Channels: 1
Recording Waveform: ECG
Channel Width: 40 mm