Appendix A: Specifications
A-22
TDS5000 Series User Manual
Table A- 11: Certifications and compliances (cont.)
Category Standards or description
EC Declaration of Conformity --
Low Voltage
Compliance was demonstrated to the following specification as listed in the Official Journal of the
European Union:
Low Voltage Directive 73/ 23/EEC, amended by 93/68/EEC
EN 61010-1/A2:1995 Safety requirements for electrical equipment for measurement
control and laboratory use.
U.S. Nationally Recognized
Testing Laboratory Listing
UL3111-1, First Edition Standard for electrical measuring and test equipment.
Canadian Certificati on CAN/CSA C22.2, Safety requirements for el ectrical equipment for measurement,
No. 1010.1-92 control, and laboratory use.
Additional Compliance IEC61010-1/A2 Safety requirements for electrical equipment for measurement,
control, and laboratory use.
Installation (Overvoltage)
Category
Terminals on this product may have different installation (overvoltage) category designations. The
installation categories are:
CAT III Distribution-level mains (usually permanently connected). Equipment at this level is
typically in a fixed indust ri al 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.
Pollution Degree A measure of the cont aminates that could occur in the envi ronm ent around and within a product.
Typically the internal environment inside a product is considered to be the same as the external.
Products should be used only in the environment for which they are rated.
Pollution Degree 2 Normally only dry, nonconductive pollution occurs. Occasionally a
temporary conductivity that is caused by condensation must be
expected. This location is a typical office/home environment.
Temporary condensation occurs only when t he product is out of
service.
Safety Certification Compliance
Equipment Type Test and measuring
Safety Class Cl ass 1 (as defined in IEC 61010-1/A2) -- grounded product
Pollution Degree Pollution Degree 2 (as defined in IEC 61010-1/A2). Note: Rated for indoor use only.
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