cFP-AI-118
10
ni.com
All-channel update rate
With 10 Hz filter......................... 3.45 kHz
Without filtering ......................... 10.42 kHz
Input bandwidth (–3 dB)................... 3 kHz minimum
Common-mode rejection at 60 Hz, with 50
source impedance
and no filtering
Channel-to-channel .................... 100 dB
Channel-to-ground ..................... 100 dB
Crosstalk attenuation ........................ >100 dB
RMS noise ........................................ 100
V
Peak-to-peak noise............................ 700
V
Settling time
1
to 1 LSB
Full-scale step
(–15 V to 15 V) .......................... 2.1 ms
1% step ....................................... 1.6 ms
Semaphore acquisition jitter ............. None
Monotonicity
2
................................... Warranted over the operating
temperature range
Input resistance ................................. 1 M
Input capacitance .............................. <50 pF
Overvoltage protection
250 V
Accuracy by input range and temperature range
1
In this document,
settling time
denotes the time it takes for a change in signal level
to be available to the Compact FieldPoint controller.
2
A characteristic of an ADC in which the digital code output always increases as the
value of the analog input to it increases.
Nominal
Input Range
Typical Accuracy
at 15
°
C to 35
°
C
(% of Reading;
% of Full Scale)
Warranted Accuracy
at 15
°
C to 35
°
C
(% of Reading;
% of Full Scale)
1 V
0.037%;
0.0130%
0.086%;
0.0640%
5 V
0.037%;
0.0050%
0.066%;
0.0152%
10 V
0.037%;
0.0040%
0.064%;
0.0091%
15 V
0.037%;
0.0037%
0.063%;
0.0071%
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