ABB RET 670 - Page 7

Overview................................................................................35
TCP-IP ...................................................................................35
SPA, LON and IEC 60870–5–103 settings.............................36
LDCM.....................................................................................37
Station communication...........................................................37
Analog modules...........................................................................38
Overview................................................................................38
Analog modules......................................................................38
I/O modules............................................................................38
HMI..............................................................................................39
Overview................................................................................39
LEDs.......................................................................................39
Screen ...................................................................................39
Functions................................................................................39
Reference channel service values.........................................39
Change lock...........................................................................40
Differential protection...................................................................40
Overview................................................................................40
Transformer differential protection, two winding (PDIF,
87T) .......................................................................................40
Transformer differential protection, three winding (PDIF,
87T) .......................................................................................40
Control.........................................................................................40
Overview................................................................................40
Bay control (QCBAY).............................................................40
Reservation input (RESIN).....................................................41
Bay reserve (QCRSV)............................................................41
Switch controller (SCSWI)......................................................41
Circuit breaker (SXCBR)........................................................41
Circuit switch (SXSWI)...........................................................41
Local/Remote switch (LocalRemote, LocRemControl)...........41
Control commands......................................................................42
Single command.....................................................................42
Monitoring....................................................................................42
Overview................................................................................42
Measurements (MMXU).........................................................42
Current phasors......................................................................42
Voltage phasors.....................................................................42
Current sequence components (MSQI)..................................42
Voltage sequence components (MSQI).................................43
Disturbance report (RDRE)....................................................43
Binary signals.........................................................................43
Analog signals........................................................................43
Generic measured value........................................................43
Table of contents
RET 670 Operator's manual
1MRK504049-UEN rev. D
3