USER MANUAL SAGA
Page 44 of 47
Usage Conditions
Temperature
Data Recorder (alone):
+5 °C to +40 °C
Docking Station (alone):
+5 °C to +30 °C
Docking S Data Recorder:
+5 °C to +30 °C
Humidity
15 % to 90 %, non-condensing
Pressure
700 hPa to 1060 hPa
Unipolar Channel Specifications
Number of channels
•
SAGA 32+: 32
•
SAGA 64+: 64
RMS noise
(0.1 to 100) Hz
<1 µV
Input Range
(Differential Mode)
-150 mV to +150 mV (@ 0 V common mode)
Input ranges up to +/-600 mV are available upon request
Input Range
(Common Mode)
-2 V to +2 V (@ 0 V differential)
Resolution
< 20 nV
Accuracy
2 % of full scale
Input resistance
>1 G
Ω
Common Mode
Rejection Ratio
100 dB (typical) @ 50/60 Hz
Amplifier concept
•
Average Reference amplifier, or
•
Common Reference amplifier
(when using Common Reference input)
Shielding
Individual signal shielding
Analogue bandwidth
DC to 800 Hz at highest sampling rate, 0.35 * sampling rate otherwise
Anti-alias filter
1.6 kHz low-pass
Impedance Mode
Separate mode, including Patient Ground impedance measurement
Range
0 k
Ω
to 499 k
Ω
, (500 k
Ω
means not connected)
Accuracy
10 % of r 1 k
Ω
Resolution
1 k
Ω
