MD 9273 Leakage clamp
Instrument Description
10
+
A and V position, in the
harmonic measurement
function
Increases the displayed harmonic number.
AC/DC
V position, in the RMS
function only
Alternates between V AC or V DC measurements.
VFD
V position, in the RMS
function only
Calculates the RMS voltage of Variable Frequency
Drive generators.
-
A and V positions, in the
harmonic measurement
function
Decreases the number of harmonic to be measured.
Table 2: Keyboard push buttons function description
LCD Screen
Figure 2.1: Test results and indication presentation on LCD screen
Data hold indication.
Maximum reading indication.
Minimum reading indication.
PEAK
Peak reading indication. See chapter Description of Test Functions.
Phase angle measurement function of the current in reference to the voltage.
Indicates that the current is ahead the voltage.
Indicates that the current is behind the voltage.
