Sel SEL-421 - Page 6

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SEL-421/SEL-421-1 Relay Date Code 20020501
Table of Contents
Section 3: SELOGIC
®
Control Equation Programming
SELOGIC Control Equation History............................................................................................................. R.3.2
Separation of Protection and Automation Areas ......................................................................................... R.3.3
SEL
OGIC Control Equation Programming................................................................................................... R.3.5
SEL
OGIC Control Equation Setting Structure.............................................................................................. R.3.8
SEL
OGIC Control Equation Capacity......................................................................................................... R.3.10
SEL
OGIC Control Equation Elements........................................................................................................ R.3.11
SEL
OGIC Control Equation Operators ....................................................................................................... R.3.24
Effective Programming.............................................................................................................................. R.3.34
SEL-311 and SEL-351 Series Users .......................................................................................................... R.3.36
Section 4: Communications Interfaces
Communications Interfaces ......................................................................................................................... R.4.2
Serial Communication ................................................................................................................................. R.4.3
Communications Card ................................................................................................................................. R.4.6
Section 5: SEL Communications Protocols
Serial Port Hardware Protocol ..................................................................................................................... R.5.2
Software Protocol Selections ....................................................................................................................... R.5.4
Protocol Active When Setting PROTO := SEL........................................................................................... R.5.5
Virtual File Interface.................................................................................................................................. R.5.14
SEL M
IRRORED BITS Communications..................................................................................................... R.5.18
SEL Distributed Port Switch Protocol (LMD) .......................................................................................... R.5.25
Section 6: DNP 3.0 Communications
Introduction to DNP 3.0............................................................................................................................... R.6.2
DNP 3.0 in the SEL-421 Relay.................................................................................................................... R.6.6
DNP 3.0 Documentation............................................................................................................................ R.6.13
Application Example ................................................................................................................................. R.6.29
Section 7: UCA2 Communications
Introduction to UCA2 .................................................................................................................................. R.7.2
UCA2 in the SEL-421 Relay ....................................................................................................................... R.7.5
GOOSE Application Example ..................................................................................................................... R.7.7
Section 8: ASCII Command Reference
Description of Commands ........................................................................................................................... R.8.2
Section 9: Settings
Global Settings............................................................................................................................................. R.9.3
Breaker Monitor Settings............................................................................................................................. R.9.8
Group Settings ........................................................................................................................................... R.9.11
Protection Free-Form SEL
OGIC Control Equations................................................................................... R.9.29
Automation Free-Form SEL
OGIC Control Equations ................................................................................ R.9.30
Output Settings .......................................................................................................................................... R.9.31
Front-Panel Settings................................................................................................................................... R.9.33
Report Settings........................................................................................................................................... R.9.36
Port Settings............................................................................................................................................... R.9.38
DNP 3.0 Settings........................................................................................................................................ R.9.43
Appendix A: Relay Word Bits
Alphabetic................................................................................................................................................... R.A.2
Row List.................................................................................................................................................... R.A.19
Appendix B: Analog Quantities
Analog Quantities ....................................................................................................................................... R.B.2