Accessory Guide; Dry Contact(Pqdsb1) - LG B70AWYN985 Installation Manual

ACCESSORY GUIDE (PQDSB1)
Dry Contact(Only AC 24V)
- Fix dry contact on the indoor control box
cover.
- Connect dry contact(CN-CC) to Indoor
PCB(CN-CC) with cable.
- Use the DC line hole when connecting the
cable to indoor PCB.(Figure 2).
- Connect CN-POWER to power supplier.(Only
AC 24V).
- Connect CN-DRY to dry contact controller.
(Power supplier and dry contact controller
are produced locally.)
- Tie the cables with the tie-wraps and clamps.
(Figure 2).
- Refer to dry contact installation manual for
detailed installation method.
POWER SUPPLY (AC 24V)
CN-POWER
CN-DRY
DRY CONTACT
Controller (DC)
(Figure 1)
C
N
INDOOR PCB(DC)
I
C
C
Screw
(Figure 2)

ACCESSORY GUIDE

Indoor PCB
Control box
Control box cover
Dry
Contact
49
Dry contact
Dry contact
cover
CN-CC