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Earth/Ground Tester
Assembly
7
Assembly
The instrument is made up of two parts:
1. The base part which contains the measuring electronics.
2. The protective housing.
The functions are selected with the central rotary switch. Four rubber buttons,
which start measurements, read out supplementary measuring values and select
special functions, are located on the left hand side of the front panel. This de-
sign enables quick and clear one-hand operation.
The measured values are displayed on a liquid crystal display with correct
decimal point and unit. Various additional special characters indicate measur-
ing mode, operating condition and error messages.
The auxiliary power supply consists of 6 x 1.5 V batteries (IEC R6 or LR6 or
type AA).
This device has been developed, designed and manufactured in compliance
with quality system DIN ISO 9001.
Description of Functions
The following flowchart presents a description of the functions of the 1625
Earth/Ground Tester.