YOKOGAWA UT Advanced UT32A, User Manual

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19-1
IM 05P01D31-01EN
Specifications
19
19.1 Hardware Specifications
WARNING
This instrument is for Measurement Category I (CAT.I). Do not use it for
measurements in locations falling under Measurement Categories II, III, and IV.
Internal Wiring
Outlet
Entrance IV
Cable
III T
I
II
Category Measurement
category
Description Remarks
I CAT.I
For measurements performed on circuits not
directly connected to MAINS.
-
II CAT.II
For measurements performed on circuits
directly connected to the low-voltage
installation.
Appliances, portable
equipments, etc.
III CAT.III
For measurements performed in the building
installation.
Distribution board,
circuit breaker, etc.
IV CAT.IV
For measurements performed at the source
of the low-voltage installation.
Overhead wire, cable
systems, etc.
Chapter 19 Specifications