290
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15.2 Analog Inputs
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Measurement ranges
5*
1
, 10, 20, 50, 100, 200, 500 mV/DIV,
1, 2, 5, 10, 20, 50, 100*
2
V/DIV (f.s.=10 DIV)
Accuracy
0.5%f.s.
Temperature characteristic
Gain:
0.1%f.s./ , Zero position:
0.1%f.s./
Frequency characteristic
DC to 50 kHz
3 dB
Common mode rejection
ratio
90 dB min. (at 50/60 Hz and with signal
source resistance 100
Ω
max)
Low-pass filter
OFF, 5, 500
50%(Hz) -3 dB
Anti-aliasing filter*
3
(automatically ON during
harmonic wave analysis)
4th degree active-type low-pass filter
Cutoff frequency: 4.83 kHz
200 Hz-3 dB
Attenuation characteristics: -24 dB/OCT
Noise
2 mVp-p (typ), 4 mVp-p (max)
(with 10 mV input shorted)
Input type
Unbalanced (input isolated from output)
Input resistance and
capacitance
1 M
Ω
1%, 7 pF 3 pF (at 100 kHz)
A/D resolution
12 bits
Voltage axis resolution: 160 data/DIV
(when displaying at a magnification of
x
1)
Maximum sampling rate
400 kS/s
Input coupling
DC/GND
Input terminals
Insulated BNC terminal
Maximum input voltage
450 V rms/DC max (CAT II)
Maximum rated voltage to
earth
450 V AC/DC (between each input channel
HIGH/LOW and main product, and between
input channels)
15.2 Analog Inputs
Accuracy at 23
5
, after 30-minutes warmnig-up time
Accuracy guaranteed for 1 year
(*1): RMS recorder and Harmonic wave analysis
(*2): Memory recorder and Recorder
(*3): 8807-51, 8808-51
