Hitachi RAK-35RPC - Page 40

OPTION LIST
38
Example of wiring connection to Card Key Unit will be as below (reference only)
CARD KEY UNIT (Prepared by INSTALLER) AIR CONDITIONER INDOOR PCB
x CONNECTION EXAMPLE
i. Pin No. 3 of DIP SWITCH is set to OFF position (HI Input Active) for Dry Contact Type a
ii. Pin No. 3 of DIP SWITCH is set to ON position (LO Input Active) for Dry Contact Type b
Please refer to the actual manual supplied with the optional connecting cords SPX-WDC3 for more details.
AC
POWER
SUPPLY
䐟㻌Connecting Cord to PCB:
SPX-WDC3
䐠㻌Contact with sleeve
CN6
DIP SW (DSW1)
Dry contact
Card sensor
indicator
Window
Close: ON
Open: OFF
Window
Close: ON
Open: OFF
Card key unit
Insert Card: ON
Remove Card: OFF
Indoor unit
PWB
Connection
Connection
SERIAL CONNECTION
All SW O
ON
䊻 O
OPERATION
Connecting cord to PCB
Accessory# SPX-WDC3
Window
Close: OFF
Open: ON
Window
Close: OFF
Open: ON
Card key unit
Insert Card: OFF
Remove Card: ON
Indoor uni
t
PWB
Connection
Connection
PARALLEL CONNECTION
All SW O
OFF
䊻 O
OPERATION
Connecting cord to PCB
A
ccessory# SPX-WDC3