8.8
SEL-751A Relay Instruction Manual Date Code 20100129
Front-Panel Operations
Human-Machine Interface
Targets Menu
Select the Targets menu item on the MAIN menu as shown in Figure 8.15 to
view the binary state of the target rows. Each target row has eight Relay Word
bits as shown in Table J.1.
Figure 8.15 MAIN Menu and TARGETS Submenu
Select the target row to display two consecutive Relay Word bits with name
and binary state as shown in Figure 8.16.
Figure 8.16 TARGETS Menu Navigation
Control Menu
Select the Control menu item on the MAIN menu as shown in Figure 8.17 to go
to the
CONTROL menu.
Figure 8.17 MAIN Menu and CONTROL Submenu
The CONTROL menu has Open, Close, Outputs, and Local Bits as menu items.
Select the
Open menu item to assert Relay Word bit OC that opens the breaker
via the TR SEL
OGIC
®
equation (see Table 4 .22 for the TR equation and
Table J.2 for the definition of the OC bit). Note that this requires Level 2
access.
TARGETS
Row 0=10000000
Row 1=00000000
Row 2=00000000
.
.
.
(Targets Selected)
MAIN
Meter
Events
Targets
Control
Set/Show
Status
Breaker
TARGETS
Row 0=10000000
Row 1=00000000
Row 2=00000000
.
.
.
ENABLED=1
TRIP_LED=0
TLED_01=0
TLED_02=0
.
.
.
(Row 0 Selected)
CONTROL
Open
Close
Outputs
Local Bits
(Control Selected)
MAIN
Meter
Events
Targets
Control
Set/Show
Status
Breaker
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