CHAPTER 4: SETPOINTS
MONITORING
889 GENERATOR PROTECTION SYSTEM – INSTRUCTION MANUAL
4–289
Figure 4-118: Close Circuit Monitoring Diagram
SETPOINT
CCM
FUNCTION
:
Disabled
Alarm
OR
OR
AND
Latched
Alarm
LED
: ALARM
/
LA
TCHED
ALARM
RESET
Command
AND
S
R
LA
TCH
#
1
Set
-
Dominant
Configurable
FlexLogic Operand
Close Coil Mon
1
OP
:
SETPOINTS
Do Not Operate
,
Operate
OUTPUT
RELA
Y
X
SETPOINT
CCM
BLOCK
:
Of
f =
0
AND
SETPOINT
CCM
PICK
-U
P
DELA
Y
:
SETPOINT
CCM
BYP
ASS BKR ST
A
T
E
:
Disabled
=
0
FlexLogic Operand
Close Coil Mon
1
PKP
:
OR
t PKP
t RST
CCM
DROP
-OUT
DELA
Y
:
SETPOINT
CCM
BKR ST
A
TUS OPENED
:
Of
f =
0
AND
OUTPUT RL
Y
#
2
MONIT
ORING VOL
T
AGE
<
THRESHOLD
OUTPUT RL
Y
#
2
“CLOSE” OPERA
TE
89
$
1.cdr