NI PXIe-4302/4303 and TB-4302/4302C | © National Instruments | 19
Storage Environment
Ambient temperature range .............................. -40 °C to 71 °C
(Tested in accordance with IEC 60068-2-1 and
IEC 60068-2-2. Meets MIL-PRF-28800F
Class 3 limits.)
Relative humidity range.................................... 5% to 95%, noncondensing
(Tested in accordance with IEC 60068-2-56.)
Shock and Vibration
Operating shock ................................................ 30 g peak, half-sine, 11 ms pulse
(Tested in accordance with IEC 60068-2-27.
Meets MIL-PRF-28800F Class 2 limits.)
Random vibration
Operating .................................................. 5 Hz to 500 Hz, 0.3 g
rms
Non-operating........................................... 5 Hz to 500 Hz, 2.4 g
rms
(Tested in accordance with IEC 60068-2-64.
Non-operating test profile exceeds the
requirements of MIL-PRF-28800F, Class 3.)
Safety
Measurement Category..................................... I
1
Caution Do not connect the TB-4302/4302C to signals or use for measurements
within Measurement Categories II, III or IV.
Caution The protection provided by the TB-4302/4302C can be impaired if it is
used in a manner not described in this document.
Safety Standards
This product meets the requirements of the following standards of safety for electrical equipment
for measurement, control, and laboratory use:
• IEC 61010-1, EN 61010-1
• UL 61010-1, CSA 61010-1
Note For UL and other safety certifications, refer to the product label or the Online
Product Certification section.
1
Measurement Categories CAT I and CAT O are equivalent. These test and measurement circuits are not
intended for direct connection to the MAINS building installations of Measurement Categories CAT II,
CAT III, or CAT IV.
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