Compliance Information
Pollution Degree 4. Pollution that generates persistent conductivity
through conductive dust, rain, or snow. Typical outdoor locations.
Pollution D egree
Pollution Degree 2 (as defined in IEC 61010-1 ). Note: R ated for indoor
use only.
Installation (Overvoltage) Category Descriptions
Terminals on this product m ay have different installation (overvoltage)
category designations. The installation categories are:
Measurement Category IV. For measurements performed at the
source of low-voltage installation.
Measurement Category III. For m easurem ents performed in the
building installation.
Measurement Category II. For m easurem ents performed on circuits
directly con nected to the low-voltage installation.
Measurement Category I. For measurements performed on circuits
not directly connected to MAINS.
1103 Power Supply Instruction Manual vii
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