Instruction manual

Introduction and Specifications

1-8

1720/1721

Table 1- 8: Certifications and Compliances (cont.)

Category Standards or description

Australia/New Zeal and

Declaration of Conformity -- EMC

Complies with EMC provision of Radiocommunications Act per the following standard(s):

AS/NZS 2064.1/2 Industrial, Scienti fic, and Medical Equipment: 1992

AS/NZS 3548 Inform ation Technology Equipment: 1995

FCC Compliance Emissions comply with FCC Code of Federal Regulations 47, Part 15, Subpart B, Class A Limits.

Installation (Overvoltage)

Category

Terminal s on this product may have different installation (overvoltage) category designations. The

installation categories are:

CAT II I Distribution-level mai ns (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 incl udes appli ances, portabl e

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 contaminates that could occur in the environment around and within a product.

Typical ly the internal environment inside a product is considered to be the same as the external.

Products shoul d be used only in the environment for which they are rated.

Pollution Degree 2 Normally only dry, nonconductive pollution occurs. Occasi onally a

temporary conduct ivity that is caused by condensation must be

expected. This location is a typical office/home environment.

Temporary condensation occurs only when the product is out of

service.

EC Declarat ion of Conformi ty --

Low Vol tage

Compliance was demonstrated to the following specification as listed in the Official Journal of the

European Union:

Low Vol tage Directive 73/ 23/EEC, amended by 93/68/EEC

EN 61010-1 Safety requirements for electrical equipment for measurement

control and laboratory use.

U.S. Nati onally Recognized

Testi ng Laboratory Listing

UL1244 Standard f or electrical and electronic measuring and testing

equipment.

Canadian Cert ific ation CAN/CSA C22.2 No. 231 CSA safety requirements for electrical and electronic measuring and

test equipm ent.

Additional Compliance IEC61010-1 Safety requirements for electrical equipment for measurement,

control, and laboratory use.

Installation (Overvoltage)