Daikin FWG-AT - Инструкция по эксплуатации - Страница 16

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C) OTHERS

The controller board comes with other option.

Unoccupied Mode

If the dry contact is closed, the Unoccupied mode is activated and vice versa. When Timer On is active, system goes back to 
Occupied mode.

The dry contact connection points can be connected in parallel with other fan coil unit (FCU) boards. If the dry contact is closed. 
Unoccupied mode will be activated on all the fan coil units which are connected in parallel as shown in figure above.

Anti Freeze Mode

Anti Freeze operation has the highest priority among all unit operation. Anti Freeze operation will be activated only if dry 
contact is closed and vice versa.

Window Open Mode

The dry contact connection points can be connected in parallel with other fan coil unit (FCU) boards. If the dry contact is closed, 
Window open mode will be activated on all the fan coil units which are connected in parallel as shown in figure below.

Load Shedding

The dry contact connection points can be connected in parallel with other fan coil unit (FCU) boards. If the dry contact is closed, 
load shedding mode will be activated on all the fan coil units which are connected in parallel as shown in figure below.

i)

ii)

iii)

iv)

SW

FCU1

FCU2

FCU3

Global Unoccupied, Global Window Open and Global Load Shedding operation could also be activated via the network 
communication bus line by the master controller with or without the above connection. (Depends on availability for this 
feature.)

Note:

Auto Fan Mode is only applicable in model 3 only. (Cooling only with Boiler).

Fan mode is not available in valveless control.

Wired handset has an indoor room sensor. Avoid locating the wired handset at isolated places where room temperature 
reading will be inaccurate.

i)

ii)

iii)

Unoccupied Mode

Anti Freeze Mode

Connect to Level Switch

Load Shedding Mode

HTR

L

N2

LIVE

N1

HI

MED

LOW

CN_TW

CN_PGRM

CN_WIR

ROOM

CN_STP

C_SEN

H_SEN

HEA

T

VA

LV

E

CN_DSP

SHED

M4

M3

M2

M1

TFULL

A_FRZ

W_OPEN

UNOCP

SLIENT

CVL

V

HVL

V

WTP

AS

CN_DRY

Windows Open Mode

CO_DRAFT

GLOBAL 
SWITCH

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7/1/14   2:39:07 PM

7/1/14   2:39:07 PM