SCC-ACC01 Accelerometer Input Module User Guide
6
ni.com
2.
If the module is configured using MAX, use scaling constants obtained
from your sensor data sheet to convert
V
ACC
voltage to the desired unit,
such as newtons, m/s
2
, or g.
Note
Step 1 provides proper scaling for the amplifier in the SCC-ACC01 if the module is
not configured using MAX.
Specifications
These ratings are typical at 25 °C unless otherwise stated.
Analog Input
Number of input channels.......................1 DIFF
Input range
..............................................±
5 V (fixed gain of 2)
Input coupling.........................................AC (highpass 1-pole RC filter)
–3 dB cutoff frequency....................0.8 Hz
Filter type................................................Lowpass 3-pole Bessel
–3 dB cutoff frequency....................19 kHz
Passband flatness
....................................±
0.3 dB, 10 Hz–5 kHz;
±
1 dB, 5 Hz–10 kHz
Input impedance .....................................0.39
µ
F in series with 5 M
Ω
(powered on or off)
System noise ...........................................130
µ
V
rms
(referred to input, [RTI])
1
1
This specification is calculated relative to the input range of the module.
