YOKOGAWA WT1800 User Manual page 22

1.2 Keys
UPDATE RATE Key
Press this key to display a menu for selecting the period (data update interval) at which sampled data,
which is used to produce numeric data (measured values such as voltage, current, and power), is
acquired.
HOLD Key
Press HOLD to illuminate the HOLD key, stop data measurement and display operations per data
update interval, and hold the numeric data display. Press HOLD again to turn the HOLD key off and
enable the updating of the numeric data display.
SINGLE Key
While the numeric data is held, press SINGLE to measure data only once at the set data update
interval and then hold the numeric data.
Harmonic Measurement (Option), Motor Evaluation (Option), and
Auxiliary Input (Option)
HRM SET Key
• Press this key on models with the harmonic measurement option to display a menu for setting the
PLL source, the measured harmonic orders, and the distortion factor equation.
• Press this key on models with the simultaneous dual harmonic measurement option to display a
menu for configuring the input element groups and setting the PLL source, the measured harmonic
orders, and the distortion factor equation for each group.
SHIFT+SCALING (MOTOR/AUX SET) Key Combination
• Press this key combination on models with the motor evaluation function (option) to display a menu
for configuring the motor evaluation function.
• Press this key combination on models with the auxiliary input option to display a menu for
configuring the auxiliary input feature.
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IM WT1801-03EN