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Figure B.1
Monitor Processing Order.
Acquire & Filter Data
➢
Sample Low-Pass
Filtered AC Signals
➢
Digitally Filter
Sampled AC Signals
➢
Acquire Contact
Input State
➢
Process Enabled
Element Algorithms
➢
Advance Timers
➢
Update Relay Word
Process Relay Elements
➢
Evaluate Fixed Relay
Logic
➢
Evaluate SEL
OGIC
Control Equation
Variables
➢
Control Output
Contacts
➢
Generate Front-Panel
Targets, Messages
Process Logic
➢
Perform Relay Self-Tests
➢
Monitor RTD
Temperatures
➢
Store Event, Start
Reports, and SER
Records
➢
Respond to Serial Port
and Front-Panel
Commands
Perform Background Tasks
Содержание SEL-701-1
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