21
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Configuration
Installer and user reference guide
76
FXUA50~100AVEB
VRV system air conditioner
4P673843-1 – 2022.01
21 Configuration
21.1 Field setting
Make the following field settings so that they correspond with the actual
installation setup and with the needs of the user:
▪
Ceiling height
▪
Air volume when thermostat control is OFF
▪
Time to clean air filter
▪
Thermostat sensor selection
▪
Thermostat differential changeover (if remote sensor is used)
▪
Automatic changeover differential
▪
Auto-restart after power failure
▪
Air discharge direction
▪
T1/T2 input setting
INFORMATION
▪
The connection of optional accessories to the indoor unit might cause changes to
some field settings. For more information, see the installation manual of the
optional accessory.
▪
Following setting are only applicable when using the BRC1H52* user interface.
When using any other user interface, see the installation manual or service
manual of the user interface.
Setting: Ceiling height
This setting must correspond with the actual distance to the floor and the capacity
class.
If the distance to the floor is (m)
Then
(1)
71
FXUA100
M
SW
—
≤2.7
≤3.2
13 (23)
0
01
2.7<x≤3.0
3.2<x≤3.6
02
3.0<x≤3.5
3.6<x≤4.0
03
Setting: Air volume when thermostat control is OFF
This setting must correspond with the needs of the user. It determines the fan
speed of the indoor unit during thermostat OFF condition.
1
If you have set the fan to operate, set the air volume speed:
(1)
Field settings are defined as follows:
•
M
: Mode number –
First number
: for group of units –
Number between brackets
: for individual unit
•
SW
: Setting number
•
—: Value number
•
: Default
