11
Installation
Due to our policy of continuous product innovation, some specifications may change without notification.
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AHU COMMUNICATIONS KIT INSTALLATION
DIP Switch Settings
Communication Module
Main Module
The default setting of all dip switch is set “off”
Note :
1. Do not change the settings of reserved switches. Changing these settings can result in equipment malfunction.
e
t
o
N
g
ni
tt
e
S
m
e
tI
o
N
e
m
a
n
W
/
S
SW1
1
ODU Type
On
Single Comm Using Single Split outdoor unit
Off
MULTI V Comm Using MULTI V outdoor unit
2
Control Type
On
Communication Controlled by Modbus between modules
Off
Contact signal Not used
3
DO Type
On
Fan Speed Not used
Off
Status Not used
4
Fan Speed
(TH. On/Off)
On
Fixed Not used
Off
Change Not used
SW2
-
-
-
d
e
vr
e
s
e
R
1
-
-
-
d
e
vr
e
s
e
R
2
3/4
UI Setting
Off/Off
UI Setting #1 Not used
Off/On
UI Setting #2 Not used
-
-
ff
O
/
n
O
-
-
n
O
/
n
O
SW3
1
Master/Slave
On
Slave mode Not used
Off
Master mode Master is default
2/3
Operation mode
setting
Off/Off
Heat Pump Cooling or Heating operation mode is available
Off/On
Heating Only Operation mode is Heating only (Heating / Ventilation)
On/Off
Cooling Only Operation mode is Cooling only (Cooling / Ventilation )
-
d
e
vr
e
s
e
R
n
O
/
n
O
-
-
-
d
e
vr
e
s
e
R
4
SW4
1~4
Capacity Index
Setting
-
-
According to ODU Type, you can setup the capacity index of
MULTI V or Single Split
Figure 4: Communications Module DIP Switches.
Table 5: Communications Module DIP Switch Settings