R.A.65
Date Code 20111215 Reference Manual SEL-421 Relay
Relay Word Bits
Row List
224 PB4_PUL Pushbutton 4 pulse (on for one processing interval when but-
ton is pushed)
224 PB5_PUL Pushbutton 5 pulse (on for one processing interval when but-
ton is pushed)
224 PB6_PUL Pushbutton 6 pulse (on for one processing interval when but-
ton is pushed)
224 PB7_PUL Pushbutton 7 pulse (on for one processing interval when but-
ton is pushed)
224 PB8_PUL Pushbutton 8 pulse (on for one processing interval when but-
ton is pushed)
225 PB1_LED Pushbutton 1 LED
225 PB2_LED Pushbutton 2 LED
225 PB3_LED Pushbutton 3 LED
225 PB4_LED Pushbutton 4 LED
225 PB5_LED Pushbutton 5 LED
225 PB6_LED Pushbutton 6 LED
225 PB7_LED Pushbutton 7 LED
225 PB8_LED Pushbutton 8 LED
Table A.39 Relay Word Bits: Data Reset Bits
Row Name Description
226 RST_DEM Reset demand metering
226 RST_PDM Reset peak demand metering
226 RST_ENE Reset energy metering data
226 RSTMML Reset max/min line (SEL
OGIC control equation)
226 RSTMMB1 Reset max/min Circuit Breaker 1
(SEL
OGIC control equation)
226 RSTMMB2 Reset max/min Circuit Breaker 2
(SEL
OGIC control equation)
226 RST_BK1 Reset Circuit Breaker 1 monitor
226 RST_BK2 Reset Circuit Breaker 2 monitor
227 RST_BAT Reset battery monitoring (SEL
OGIC control equation)
227 RSTFLOC Reset fault locator (SEL
OGIC control equation)
227 RSTDNPE Reset DNP Fault Summary Data (SEL
OGIC control
equation)
227 * Reserved
227 * Reserved
227 * Reserved
227 * Reserved
227 * Reserved
227 * Reserved
Table A.38 Relay Word Bits: Pushbutton Elements (Sheet 2 of 2)
Row Name Description