PowerLab Teaching Series - Owner’s Guide
40
Amplification ranges: Range Resolution
± 20 mV 625 nV
± 10 mV 313 nV
± 5 mV 156 nV
± 2 mV 62 nV
± 1 mV 31 nV
± 500 µV 15 nV
± 200 µV 6 nV
± 100 µV 3 nV
Gain accuracy: 1 %
Non-linearity: 1 %
Noise: < 1 µV
rms
(0.5 - 2 kHz)
Maximum input over-voltage: ± 5 V
Input leakage current: < 4 µA
rms
@ 120 V, 60 Hz
< 4 µA
rms
@ 240 V, 50 Hz
DC blocking: ±0.3 V
Baseline restoration: Automatic or user-controlled
Input impedance: 100 MΩ to isolated ground (~500 pF per lead) using
supplied Bio Amp subject cable and lead wires
Safety: IEC60601-1 approval
Isolation rating: 4000 V AC
rms
(1 minute)
IMRR: 130 dB
CMRR: 110 dB
Filters - High pass: Single pole 0.5 Hz and 10 Hz
- Low pass 10, 20, 50, 100, 250, 500, 1000, 2000 Hz
- Notch Mains
Audio output (26T only): Stereo ouput socket supplying an analog audio signal
from both bio amp channels. Suitable for earphones,
headphones and most externally powered speakers.
Output is 300 mV at full scale
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