National Instruments NI PXI-1042 Series 用户手册

Over-current protection ..........................All outputs protected from short 

circuit and overload with 
automatic recovery

Over-voltage protection

3.3 V and 5 V...................................Clamped at 20 to 30% above 

nominal output voltage

+12 V and –12 V .............................Clamped at 26 to 29 V difference 

between +12 and –12 V outputs

Power supply shuttle MTTR...................Replacement in under 5 minutes

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

For UL and other safety certifications, refer to the product label or the 

This product meets the requirements of the following EMC standards for 
electrical equipment for measurement, control, and laboratory use:

•

EN 61326 (IEC 61326): Class A emissions; Basic immunity

•

EN 55011 (CISPR 11): Group 1, Class A emissions

•

AS/NZS CISPR 11: Group 1, Class A emissions

•

FCC 47 CFR Part 15B: Class A emissions

•

ICES-001: Class A emissions

For the standards applied to assess the EMC of this product, refer to the 

 section. 

For EMC compliance, operate this product according to the documentation.