GE L90 Instruction Manual page 461

Ur series line current differential system
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5 SETTINGS
MESSAGE
The
DIRECT INPUT 1-1(8) DEFAULT
just completed startup or the local communications channel is declared to have failed. Setting
to "On" means that the corresponding local FlexLogic™ operand (
or during communications channel failure. When the channel is restored, the operand logic state reflects the actual state of
the corresponding remote direct output.
c) DIRECT OUTPUTS
PATH: SETTINGS
INPUTS/OUTPUTS
 DIRECT OUTPUTS
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
The relay provides eight direct outputs that are conveyed on communications channel 1 (numbered 1-1 through 1-8) and
eight direct outputs that are conveyed on communications channel 2 (numbered 2-1 through 2-8). Each digital point in the
message must be programmed to carry the state of a specific FlexLogic™ operand. The setting above is used to select the
operand which represents a specific function (as selected by the user) to be transmitted.
Direct outputs 2-1 to 2-8 are only functional on three-terminal systems.
NOTE
L90-1
SETTING
DIRECT OUTPUT 1-1:
(same for 1-2...1-8)
Off (Flexlogic Operand)
SETTING
DIRECT INPUT 1-1
DEFAULT:
(same for 1-2...1-8)
FLEXLOGIC OPERAND
On
DIRECT I/P 1-1
Off
OR
(same for 1-2...1-8)
GE Multilin
DIRECT INPUT 2-8
DEFAULT: Off
setting selects the logic state of this particular bit used for this point if the local relay has


DIRECT
DIRECT OUTPUTS
DIRECT OUTPUT 1-1:
Off
DIRECT OUTPUT 1-2:
Off
DIRECT OUTPUT 1-8:
Off
DIRECT OUTPUT 2-1:
Off
DIRECT OUTPUT 2-2:
Off
DIRECT OUTPUT 2-8:
Off
ACTUAL VALUES
CHANNEL 1 STATUS:
L90 communication channel
(87L is Enabled)
Fail
OK
Figure 5–170: DIRECT INPUTS/OUTPUTS LOGIC
L90 Line Current Differential System
Range: Off, On
DIRECT INPUT 1-1(8) DEFAULT
) will have logic state "1" on relay startup
DIRECT I/P 1-1(8)
Range: FlexLogic™ operand
Range: FlexLogic™ operand
Range: FlexLogic™ operand
Range: FlexLogic™ operand
Range: FlexLogic™ operand
Range: FlexLogic™ operand
ACTUAL VALUES
SETTING
CHANNEL 1 STATUS:
DIRECT INPUT 1-1
DEFAULT:
(same for 1-2...1-8)
Fail
OK
5.8 INPUTS/OUTPUTS
L90-2
FLEXLOGIC OPERAND
On
Off
DIRECT I/P 1-1
OR
(same for 1-2...1-8)
SETTING
DIRECT OUTPUT 1-1:
(same for 1-2...1-8)
Off (Flexlogic Operand)
831024A1.CDR
5-331
5

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