Sony Tektronix WFM 1125, Service Manual

Page: 38 / 172

Specifications
1-16
WFM 1125 Option 0A/0B/0C/0D Service Manual
Table 1-23: Certifications and compliances
3
(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 93/69/EEC
EN 61010Ć1:1993
Safety requirementsfor electrical equipment for measurement control and
laboratory use.
U.S. Nationally Recognized
Testing Laboratory Listing
UL3111Ć1 Standard for electrical measuring and test equipment.
Canadian Certification CAN/CSA C22.2 No. 1010.1
Safety requirementsfor electrical equipment for measurement, control, and
laboratory use.
Additional Compliance IEC61010Ć1 Safety requirementsfor 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
DistributionĆlevel mains (usually permanently connected). Equipment at this level is
typically in a fixed industrial location.
CAT II LocalĆlevel mains(wall sockets). Equipment at thislevel includesappliances, portable
tools, and similar products. Equipment is usually cordĆconnected.
CAT I Secondary (signal level) or battery operated circuits of electronic equipment.
Pollution Degree A measure of the contaminates 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. Thislocation isa typical office/home environment.
Temporary condensation occursonly when the product isout of
service.
Safety Certification Compliance
Equipment Type Test and measuring
Safety Class Class1 (asdefined in IEC 1010Ć1, Annex H) - grounded product
Overvoltage Category Overvoltage Category II (asdefined in IEC 1010Ć1, Annex J)
Pollution Degree Pollution Degree 2 (asdefined in IEC 1010Ć1). Note: Rated for indoor use only.
3 For EMC compliance and safety, use only high quality, shielded cables and operate the instrument in one of the following
Tektronix instrument enclosures:
1700F00 (Tektronix part number 437-0100-04)
1700F02 (Tektronix part number 437-0018-07)
1700F05 (Tektronix part number 437-0095-04)