Schweitzer Engineering Laboratories SEL-351 - Section 11: Front-Panel Interface

Date Code 20001006 Front-Panel Interface i
SEL-351 Instruction Manual
TABLE OF CONTENTS
SECTION 11: FRONT-PANEL INTERFACE......................................... 11-1
Introduction................................................................................................................................ 11-1
Front-Panel Pushbutton Operation............................................................................................. 11-1
Overview ............................................................................................................................ 11-1
Primary Functions .............................................................................................................. 11-1
Front-Panel Password Security................................................................................... 11-2
Secondary Functions .......................................................................................................... 11-3
Functions Unique to the Front-Panel Interface.......................................................................... 11-5
Reclosing Relay Shot Counter Screen................................................................................ 11-5
Reclosing Relay Shot Counter Screen Operation (With Factory Settings)................ 11-6
Local Control...................................................................................................................... 11-7
View Local Control (With Factory Settings) ............................................................. 11-8
Operate Local Control (With Factory Settings) ......................................................... 11-9
Local Control State Retained When Relay Deenergized.......................................... 11-10
Rotating Default Display.......................................................................................................... 11-11
Additional Rotating Default Display Example ................................................................ 11-14
FIGURES
Figure 11.1: SEL-351 Relay Front-Panel Pushbuttons – Overview....................................................... 11-1
Figure 11.2: SEL-351 Relay Front-Panel Pushbuttons – Primary Functions......................................... 11-2
Figure 11.3: SEL-351 Relay Front-Panel Pushbuttons – Primary Functions (continued)..................... 11-3
Figure 11.4: SEL-351 Relay Front-Panel Pushbuttons – Secondary Functions..................................... 11-4
Figure 11.5: Local Control Switch Configured as an ON/OFF Switch ................................................. 11-7
Figure 11.6: Local Control Switch Configured as an OFF/MOMENTARY Switch............................. 11-7
Figure 11.7: Local Control Switch Configured as an ON/OFF/MOMENTARY Switch...................... 11-7
Courtesy of NationalSwitchgear.com