YOKOGAWA WT1800 User Manual page 24

1.2 Keys
U/I/P Key, S/Q/λ/Φ Key, WP/q/TIME Key, and FU/FI/η Key
Each time you press U/I/P, the measurement function of the selected display item switches between
measurement functions in the following order: U, I, P, the measurement function that was selected
before you pressed U/I/P, and then back to U. The numeric data for the selected measurement function
is displayed.
• The above behavior takes place when numeric data is being displayed but a menu is not being
displayed.
• Only the measurement function changes.
• When you press S/Q/λ/Φ, WP/q/TIME, or FU/FI/η, the measurement function changes in the same
manner as was explained above for the U/I/P key.
U/I MODE Key
Each time you press U/I MODE, the measurement function U or I of the selected display item switches
between modes in the following order: rms, mean, dc, rmean, ac, and then back to rms. The numeric
data for the selected measurement function is displayed. The above behavior takes place when
numeric data is being displayed but a menu is not being displayed.
ELEMENT Key
On WT1800s that have six input elements installed, each time you press ELEMENT, the input element
or wiring unit of the selected display item switches between input elements and wiring units in the
following order: 1, 2, 3, 4, 5, 6, Σ A, Σ B, Σ C, and then back to 1. The numeric data for the selected input
element or wiring unit is displayed.
• The above behavior takes place when numeric data is being displayed but a menu is not being
displayed.
• Only the input element or wiring unit changes.
• The displayed input elements and wiring units vary depending on the number of input elements that
are installed in the WT1800 and the selected wiring system.
SHIFT+ELEMENT (ALL) Key Combination
On WT1800s that have six input elements installed, pressing SHIFT+ELEMENT (ALL) illuminates
the ALL indicator. With the WT1800 in this state, each time you press ELEMENT, the input elements
or wiring units of the displayed page switch between input elements and wiring units in the following
order: 1, 2, 3, 4, 5, 6, Σ A, Σ B, Σ C, and then back to 1. The numeric data for the selected input element
or wiring unit is displayed. Press SHIFT+ELEMENT (ALL) again to turn the ALL indicator off and
disable the feature for changing all the input elements or wiring units on the page.
• The above behavior takes place when numeric data is being displayed but a menu is not being
displayed.
• Only the input elements or wiring units change.
• The displayed input elements and wiring units vary depending on the number of input elements that
are installed in the WT1800 and the selected wiring system.
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IM WT1801-03EN