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National Instruments Corp.
11
cFP-DI-304
Safety Isolation Voltage
Isolation voltage is verified by a dielectric withstand test.
Channel to ground
Continuous ................................. 250 V
rms
Withstand.................................... 2,300 V
rms
, 5 s max
Channel to backplane
Continuous ................................. 250 V
rms
Withstand.................................... 2,300 V
rms
, 5 s max
Channel to channel ........................... None
Environmental
FieldPoint modules are intended for indoor use only. For outdoor
use, they must be mounted inside a sealed enclosure.
Operating temperature
With system
mounted upright
1
........................ –40 to 70 °C
With system in
other orientations........................ –40 to 65 °C
Storage temperature .......................... –55 to 85 °C
Humidity ........................................... 10 to 90% RH,
noncondensing
Maximum altitude............................. 2,000 m; at higher altitudes
the isolation voltage ratings
must be lowered.
Pollution Degree ............................... 2
Shock and Vibration
Operating vibration, random
(IEC 60068-2-64).............................. 10–500 Hz, 5 g
rms
Operating vibration, sinusoidal
(IEC 60068-2-6)................................ 10–500 Hz, 5 g
Operating shock
(IEC 60068-2-27).............................. 50 g, 3 ms half sine,
18 shocks at 6 orientations;
30 g, 11 ms half sine,
18 shocks at 6 orientations
1
Refer to Figure 2 for the proper system orientation.
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