Sel SEL-421 - Relay Word Bits: RTD Status

R.A.39
Date Code 20111215 Reference Manual SEL-421 Relay
Relay Word Bits
Row List
79 BM1CLSC Circuit breaker monitor C-phase close—Circuit Breaker 1
(SEL
OGIC control equation)
79 B1BCWAL Circuit Breaker 1 contact wear monitor alarm
79 B1MRTIN Motor run time contact input—Circuit Breaker 1
(SEL
OGIC control equation)
80 * Reserved
80 B1MSOAL Circuit Breaker 1 mechanical slow operation alarm
80 B1ESOAL Circuit Breaker 1 electrical slow operation alarm
80 B1PSAL Circuit Breaker 1 pole scatter alarm
80 B1PDAL Circuit Breaker 1 pole discrepancy alarm
80 B1BITAL Circuit Breaker 1 inactivity time alarm
80 B1MRTAL Circuit Breaker 1 motor running time alarm
80 B1KAIAL Circuit Breaker 1 interrupted current alarm
81 BM2TRPA Circuit breaker monitor A-phase trip—Circuit Breaker 2
(SEL
OGIC control equation)
81 BM2TRPB Circuit breaker monitor B-phase trip—Circuit Breaker 2
(SEL
OGIC control equation)
81 BM2TRPC Circuit breaker monitor C-phase trip—Circuit Breaker 2
(SEL
OGIC control equation)
81 BM2CLSA Circuit breaker monitor A-phase close—Circuit Breaker 2
(SEL
OGIC control equation)
81 BM2CLSB Circuit breaker monitor B-phase close—Circuit Breaker 2
(SEL
OGIC control equation)
81 BM2CLSC Circuit breaker monitor C-phase close—Circuit Breaker 2
(SEL
OGIC control equation)
81 B2BCWAL Circuit Breaker 2 contact wear monitor alarm
81 B2MRTIN Motor run time contact input—Circuit Breaker 2
(SEL
OGIC control equation)
82 * Reserved
82 B2MSOAL Circuit Breaker 2 mechanical slow operation alarm
82 B2ESOAL Circuit Breaker 2 electrical slow operation alarm
82 B2PSAL Circuit Breaker 2 pole scatter alarm
82 B2PDAL Circuit Breaker 2 pole discrepancy alarm
82 B2BITAL Circuit Breaker 2 inactivity time alarm
82 B2MRTAL Circuit Breaker 2 motor running time alarm
82 B2KAIAL Circuit Breaker 2 interrupted current alarm
Table A.17 Relay Word Bits: RTD Status (Sheet 1 of 2)
Row Name Description
83 RTD08ST RTD Status for Channel 8
83 RTD07ST RTD Status for Channel 7
83 RTD06ST RTD Status for Channel 6
83 RTD05ST RTD Status for Channel 5
83 RTD04ST RTD Status for Channel 4
Table A.16 Relay Word Bits: Circuit Breaker Monitor (Sheet 2 of 2)
Row Name Description