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% (monotonicity1
warranted over the operating
temperature range)
Input impedance (with power on).....>100 MΩ
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 µV25 µV
±300 mV ±325 mV 16 µV100 µV
±1 V ±1.04 V 40 µV300 µV
±5 V ±5.2 V 190 µV1500 µV
±10 V ±10.4 V 380 µV3000 µV
0–1 V 0–1.04 V 20 µV300 µV
0–5 V 0–5.2 V 95 µV1500 µV
0–10 V 0–10.4 V 190 µV3000 µV
*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 (–3dB) 13 Hz 16 Hz 130 Hz
* Applies when all 16 channels are set to the same filter setting. Refer to
the
Update Rate
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.