Innomed Medical Hear Screen 112C-1 Service Manual page 5

Innomed Medical
Lead groups
Standard:
Cabrera:
Heart frequency measurement
Measurement range
Accuracy
ECG amplifier
Input signal range
Frequency response
Voltage measurement relative error
in the 0,5 - 10 mV range
Sensitivity
Noise referred to the input
Input impedance (informative)
CMRR
DC tolerance
Pacemaker tolerance
Pacemaker detection
Time constant
Patient leakage current
Electrode failure detection
Calibrating signal (software generated)
Muscle filter (digital)
Line filter (digital)
Line filter - 20 dB point:
Baseline filter (digital)
Amplifier error messages
Patient cable type
Innomed approved patient cable
Defibrillator tolerance
Only with defibrillator protected cable!
Digitalizing features
Data acquisition
Sampling frequency
A/D resolution
Nominal processed signal range
Stored signal resolution
Resolution in case of PC connection during online ECG
transfer
Printing features
Effective recording width per channel
Printer head resolution
Heart Screen 112C-1
3 channels: I-III; aVR-aVF; V1-V3; V4-V6
6 channels: I – aVF; V1 – V6
12 channels: I...V6
3 channels: aVL I -aVR; II aVF III; V1- V3; V4-V6
6 channels: aVL I –aVR II aVF III; V1 V2 V3 V4 V5 V6
12 channels: aV...V6
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Service manual
30 – 300 BPM
1 BPM or 2%
0,05 Hz...150 Hz +0,-3 dB
2.5, 5, 10, 20 mm/mV Auto
max. 20 Vpp
min. 20 MOhm
min. 100 dB
min.  320 mV DC
max. 700mV/2ms
min.2 mV/0,5 ms max. 700mV/2ms
min. 3,2 sec
max. 10 A
by channels
1 mV / 300 ms
35 Hz +0/-3 dB
50 / 60 Hz
50 Hz filter: 48,5 ... 51,5 Hz
60 Hz filter: 59 ... 61 Hz
under 0,3 Hz: complete suppression
over 0,9 Hz: complete transfer
Audio and visual signal in case of
input level error and noisy signal
Defibrillator protected 10-lead cable
4-lead cable
max. 360 J, 5000 V
12-lead, simultaneous (within 100us)
8000 Hz / channel
24 bit, 0.076uV/bit
500 Hz 10 uV/bit
500 Hz 5 V/bit
40 mm, overlap allowed
In amplitude direction: 8 points / mm
On the time axis: 8 or 16 points / mm
 10 mV
3%
700 mV
D-7443-1-C