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Date Code 20080213 Instruction Manual SEL-351A Relay
Preface
➤ Appendix K: ACSELERATOR QuickSet SEL-5030 Software (not
available in the SEL-351A-1)
➤ Appendix L: SEL Synchrophasors
SEL-351A Command Summary. Summarizes the serial port commands that
are fully described in Section 10: Serial Port Communications
and Commands.
Conventions
Typographic
Conventions
There are three ways to communicate with the SEL-351A:
➤ Using a command line interface on a PC terminal emulation
window
➤ Using the front-panel menus and pushbuttons
➤ Using ACSELERATOR
®
QuickSet
™
SEL-5030 software
The instructions in this manual indicate these options with specific font and
formatting attributes. The following table lists these conventions.
Examples
This instruction manual uses several example illustrations and instructions to
explain how to effectively operate the SEL-351A. These examples are for
demonstration purposes only; the firmware identification information or
settings values included in these examples may not necessarily match those in
the current version of your SEL-351A.
Typographic Conventions
Example Description
STATUS Commands typed at a command line interface on a PC.
<Enter> Single keystroke on a PC keyboard.
<Ctrl+D> Multiple/combination keystroke on a PC keyboard.
Start > Settings PC software dialog boxes and menu selections.
The > character indicates submenus.
{CLOSE} Relay front-panel pushbuttons.
ENABLE
Relay front- or rear-panel labels.
MAIN > METER
Relay front-panel LCD menus and relay responses visible on
the PC screen.
The > character indicates submenus.
SEL
OGIC
®
Control
Equations
SEL trademarks and registered trademarks contain
the appropriate symbol on first reference in a section. In the
SEL-351A Instruction Manual, certain SEL trademarks appear
in small caps. These include SEL
OGIC control equations.
Modbus
®
Registered trademarks of other companies
include the registered trademark symbol with
the first occurrence of the term in a section.
Courtesy of NationalSwitchgear.com
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