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NI 9244 User Manual and Specifications
Data rates
1
(
f
s
)...................................
,
n
= 1, 2, …, 31
Input voltage ranges (AI
x
and Neutral-to-GND, AI
x
-to-Neutral)
Typical........................................ 997.5 V
pk
Minimum.................................... 992 V
pk
Overvoltage withstand ...................... 800 V
rms
continuous,
1000 V
rms
for 1 s
Surge withstand ................................ 5 kV (1.2 µs/ 50 µs)
Input coupling................................... DC
Input impedance, AI
x
-to-Ground
and Neutral-to-GND ......................... 2 M
Ω
1
The data rate must remain within the appropriate data rate range. Refer to the
Understanding NI 9244 Data Rates
section for more information.
f
M
256
÷
n
---------------------