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SERIES 8000 BOARD LED RELAY FUNCTION
SHEET 11 DCL LED906 RED, DOORS CLOSED AND LOCKED (DCL) RELAY
INDICATOR. ON WHEN ALL DOORS ARE CLOSED AND
LOCKED.
DCL SWITCHES SUPPLY FOR UP AND DOWN SIGNALS AND
POWER TO PUMP UNIT.
DCL1 AUXILLIARY TO DCL RELAY.
SHEET 11 UDA LED907 RED, UP/DOWN AUXILLIARY (UDA) RELAY INDICATOR.
ON WHEN “UP PILOT” OR “DOWN PILOT” PRESENT AND
DOORS ARE CLOSED.
UDA SUPPLIES A NOT RUNNING SIGNAL.
SHEET 11 UP PILOT
LED908
RED, INDICATES PRESENCE OF UP CALL FROM FLOOR
CARDS.
SHEET 11 DOWN PILOT
LED916
RED, INDICATES PRESENCE OF DOWN CALL FROM
FLOOR CARDS.
SHEET 12 UP LED919 RED, INDICATES OUTPUT OF “UP SIGNAL” AND UP
POWER TO PUMP CONTROLLER.
SHEET 12 DOWN LED920 RED, INDICATES OUTPUT OF “DOWN SIGNAL” AND
DOWN POWER TO PUMP CONTROLLER.
SHEET 11 DOORS
CLOSED
LED909
RED, ON WHEN ALL DOORS ARE CLOSED.
SHEET 11 DP LED912 RED, DOWN PILOT (DP) RELAY INDICATOR. ON WHEN
DOWN CALL PRESENT AND NOT AT NORMAL LIMIT
DOWN (NLD).
DP DOWN PILOT ENERGIZES TO ENABLE DP1 RELAY AND
DISABLE UP1 AND UP2 RELAYS.
SHEET 11 UP1 LED911 UP PILOT 1 (UP1) RELAY INDICATOR. ON WHEN UP
CALL PRESENT AND NOT AT NORMAL LIMIT UP (NLU).
UP1 UP PILOT 1 ENERGIZES TO ENABLE UP2 RELAY AND
DISABLE DP AND DP1 RELAYS.
SHEET 11 DO1 LED914 RED, DOOR OPEN 1 (DO1) RELAY INDICATOR. ON
WHEN DOOR OR GATE IS OPENNED.
DO1 SWITCHES SUPPLY FOR TRAVEL ALLOWING TIME TO
OPEN DOOR AND EXIT UNIT BEFORE NEXT CALL BY
DISABLING UDA.
SHEET 11 NLU1 LED917 RED, NORMAL LIMIT UP (NLU1) RELAY INDICATOR.
ON WHEN NOT AT NORMAL LIMIT UP (NLU).
NLU1 SWITCHES SUPPLY TO UP1 AND UP2 TO DISABLE UP
TRAVEL WHEN AT TOP LIMIT.
SHEET 11 NLD1 LED918 RED, NORMAL LIMIT DOWN (NLD1) RELAY INDICATOR.
ON WHEN NOT AT NORMAL LIMIT DOWN (NLD).
NLD1 SWITCHES SUPPLY TO UP1 AND UP2 TO DISABLE
DOWN TRAVEL WHEN AT BOTTOM LIMIT.
SHEET 11 P LED915 RED, POTENTIAL (P) RELAY INDICATOR. ON WHEN UP1
RELAY OR DP RELAY ENERGIZED.
P SWITCHES SUPPLY FOR UP AND DOWN SIGNALS AND
POWER TO PUMP.
SHEET 11 1CO LED910 RED, ONE CALL ONLY, ON WHEN CALL ENTERED IF
1CO JUMPER IS ON. NOT USED WITH CONSTANT
PRESSURE UNITS.
SHEET 11 HS LED923 RED, HIGH SPEED (HS) RELAY INDICATOR. ON WHEN
IN HIGH SPEED.
HS SWITCHES SIGNAL TO VALVE OPERATOR FOR HIGH
SPEED.
SHEET 12 UP3 LED922 RED, ON WHILE RDC SWITCHES IN PUMP UNIT NOT
ACTIVATED OR WHEN UP PILOT PRESENT.
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