General Information
CENTRON® Meter Technical Reference Guide 3
Figure 1: CENTRON Personality Modules
Physical Description
The CENTRON meter features a common meter base to which various personality modules
are attached. The covers come in configurations of polycarbonate and glass.
Meter Base
The CENTRON meter base contains all of the measurement circuitry and calibration
information on the metrology board.
The meter base assembly includes two current conductors, a flux-directing core, a Hall
Effect device, the metrology circuit board, and the ultrasonically welded module support.
The base also contains a metal oxide varistor (MOV), which is used to protect the meter
from line surges.
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