3.9
Date Code 20170814
Instruction Manual
SEL-700G Relay
PC Software
Settings
Expression Builder
SEL
OGIC
control equations are a powerful means for customizing device
performance. QuickSet simplifies this process with the Expression Builder, a
rules-based editor for programming SEL
OGIC
control equations. The
Expression Builder organizes device elements, analog quantities, and
SEL
OGIC
control equation variables.
Access the Expression Builder
Use the Ellipsis buttons
in the Settings dialog boxes of Settings Editor
windows to create expressions, as shown in Figure 3.9.
Figure 3.9
Expressions Created With Expression Builder
Expression Builder Organization
The Expression Builder dialog box is organized into two main parts
representing the left side (LVALUE) and right side (RVALUE) of the
SEL
OGIC
control equation. The LVALUE is fixed for all settings.
Using the Expression Builder
Use the right side of the equation (RVALUE) to select broad categories of
device elements, analog quantities, counters, timers, latches, and logic
variables. Select a category in the RVALUE tree view, and the Expression
Builder displays all operands for that category in the list box at the bottom
right side. From directly underneath the right side of the equation, choose
operators to include in the RVALUE. These operators include basic logic,
rising- and falling-edge triggers, expression compares, and comments.
NOTE:
Be sure to enable the
functions you need (Logic
Settings > SEL
OGIC
Enable) before
using Expression Builder.
Ellipsis Button
Created Expression
Содержание SEL-700G Series
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