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Appendix A: Performance Specifications
Table A–6: Certifications and compliances (cont.)
Category
Installation Category
Descriptions
Table A–7: Safety certification and compliance
Category
Temperature (operating)
Altitude (maximum operat-
ing)
Relative Humidity (maximum
operating)
Equipment Type
Safety Class
Installation Category
Pollution Degree
A–6
Description
UL3111-1 – Standard for electrical measuring and test
equipment
CAN/CSA C22.2 No. 1010.1 – Safety requirements for
electrical equipment for measurement, control and
laboratory use
Terminals on this product may have different installation
category designations. The installation categories are:
CAT III
Distribution-level mains (usually permanently
connected). Equipment at this level is typically in
a fixed industrial location
CAT II
Local-level mains (wall sockets). Equipment at
this level includes appliances, portable tools,
and similar products. Equipment is usually
cord-connected
CAT I
Secondary (signal level) or battery operated
circuits of electronic equipment
Description
+5_ C to +40_ C
6500 feet (2000 meters)
80% for temperatures up to 31_ C, decreasing linearly to
50% at 40_ C
Test and Measuring
Class I (as defined in IEC 1010-1, Annex H) – grounded
product
Installation category II (as defined in IEC 1010-1, Annex J)
Pollution Degree 2 (as defined in IEC 1010-1)
Note: Rated for indoor use only.
DS1000 Series User Manual
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