FP-AI-112 and cFP-AI-112
10
ni.com
Effective resolution by input range and filter setting
Update period and input bandwidth by filter setting
Normal-mode rejection..................... 95 dB
Nonlinearity ...................................... 0.0015% (monotonicity
1
warranted over the operating
temperature range)
Input impedance (with power on)..... >100 M
Ω
Overvoltage protection
.....................±
40 V
Input current
25 °C........................................... 400 pA typ, 1 nA max
70 °C........................................... 3 nA typ, 15 nA max
Nominal
Input Range
With
Overranging
Effective
Resolution
*
at 50 or 60 Hz
Effective
Resolution
*
at 500 Hz
±
60 mV
±
65 mV
3
µ
V
25
µ
V
±
300 mV
±
325 mV
16
µ
V
100
µ
V
±
1 V
±
1.04 V
40
µ
V
300
µ
V
±
5 V
±
5.2 V
190
µ
V
1500
µ
V
±
10 V
±
10.4 V
380
µ
V
3000
µ
V
0–1 V
0–1.04 V
20
µ
V
300
µ
V
0–5 V
0–5.2 V
95
µ
V
1500
µ
V
0–10 V
0–10.4 V
190
µ
V
3000
µ
V
*
Includes quantization errors and typical rms noise.
Characteristic
Filter Settings
50 Hz
60 Hz
500 Hz
Update period
*
1.25–1.75 s
1.05–1.45 s
0.27–0.32 s
Input bandwidth (–3 dB)
13 Hz
16 Hz
130 Hz
*
Applies when all 16 channels are set to the same filter setting. Refer to
section for information about calculating the update rate.
1
A characteristic of an ADC in which the digital code output always increases as the
value of the analog input to it increases.
