Tektronix TDS7254 Stereo System User Manual


 
Appendix A: Specifications
CSA7000 Series, TDS7000 Series, & TDS6000 Series Instruments User Manual
A-41
Table A- 12: 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 Off icial Journal of the
European Union:
Low Voltage Directive 73/23/EEC, amended by 93/68/EEC
EN 61010-1/A2:1995 Safety requirem ents for electrical equipment for measurement
control and laboratory use.
U.S. Nationall y Recognized
Test ing Laboratory Listing
UL3111-1, First Edition Standard for electrical measuring and test equipment.
Canadian Certification CAN/CSA C22.2, Safety requirements for electrical equipment for measurement,
No. 1010.1-92 control, and laboratory use.
Additional Compliance IEC61010-1 Safety requirements for electrical equipment for measurement,
control, and laboratory use.
Installation (Overvoltage)
Category Definition
Termi nals on this product may have different installation (overvoltage) category designations. The
installation categories are:
CAT I II Distributi on-level mains (usually permanently connected). Equipment at this level is
typically in a fixed industrial location.
CAT I I 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 Definition A measure of the contam inates that could occur in the environment 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.
Tem porary condensation occurs only when the product is out of
service.
Safety Certification Compliance
Equipment Type Test and measuring
Safety Class Class 1 (as defined in IEC 61010-1, Annex H) -- grounded product
Pollution Degree Polluti on Degree 2 (as defined in IEC 61010-1). Note: Rated for indoor use only.