The Computer
5-26 Manual # 42-02-1P28 A3
EMDISP Emergency Dispatch. Sometimes referred to as Wild Operation, takes over in the event of
dispatch failure. This input forces this operation
EMDISP OV Emergency Dispatch Override. Input that bypasses Wild Operation; when active, car will
stay at last call entered, in the event of a dispatcher failure
EMSC SW In-car Emergency Medical Service input that transfers car to Phase 2 of emergency medical
service
EMSH SW Hallway key switch that activates Phase 1 of emergency medical service
EPI Emergency Power Input: A normally closed contact that opens to alert controller to pres-
ence of Emergency Power
EPI-C Inverted Emergency Power Input: A normally open contact that closes to alert controller to
presence of Emergency Power
EP AUTO When input is active, car to run on emergency power is automatically selected
EP MANUAL Emergency Power Manual Select Input: Use this input to manually select car to run on
Emergency power operation
EPOVL ECRN Emergency Power Overlay Freeze Car Input. Used to freeze, recall, shutdown, and run the
car
EPOVL EPR Emergency Power Overlay Recall Input used to freeze, recall, shutdown, and run the car
EPOVL EP2 Emergency Power Phase II Input. Used to indicate that the supervisor/dispatcher is on
emergency power phase II (selection phase).
EQ SS Earthquake Seismic Switch: Input from Shaker Box that tells the controller that an earth-
quake has occurred
FR1 OFF OFF position of the primary fire recall switch. When in OFF position, system looks to
smokes to determine status of Fire Service. (Optional, not required)
FR1 ON ON position of the primary fire recall switch. When in ON position, system is on fire recall to
main fire recall floor
FR1 ON2 ON position of additional fire recall switch. Similar to FR1 ON; However, both switches must
be off to reset fire service
FR1 RESET RESET position of the primary fire recall switch. Used to reset or bypass Fire Service Phase
I
FR2 CANCEL Firefighter’s CALL CANCEL Switch: When on Phase 2 Fire, used to cancel any existing car
calls
FR2 HOLD HOLD position of the firefighter’s in car switch. Used to hold doors open when on Phase 2
Fire Service
FR2 OFF OFF position of the firefighter’s in car switch. When turned to OFF position, car returns to
fire recall floor and reverts to Phase 1 Fire Service
FR2 ON ON position of firefighter’s in car switch. Places car on Phase 2 Fire Service
FRSA When OFF (active low) car returns to alternate recall level on Phase 1 Fire and flashes fire
hat.
FRSA OTHER (Duplex only) Other cars MAIN recall input (From MR or Hoistway). Will not cause fire hat
to flash for this car
FRSM When this input goes low, car returns to fire recall floor on Phase 1 Fire and flashes fire hat
FRSM OTHER (Duplex only) Other cars ALT recall input (From MR or Hoistway). Will not cause fire hat to
flash for this car
HC CANCEL Hall Call Reject. When active, cancels any remaining hall calls
HC ENABL
(1 - 8)
Front Hall Call Enable inputs from the security system for Floors 1 to 8. Used to enable
registration of secured front hall calls for Floors 1 to 8. Use the dedicated UIO board for
building with more than 8 floors.
Table 5.3 Spare Inputs
Input Description
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