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20
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Configuration
Installer and user reference guide
72
FXZA15~50A2VEB
VRV system air conditioner
4P599623-1A – 2020.06
20 Configuration
20.1 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
▪
Airflow direction range
▪
Air volume when thermostat control is OFF
▪
Time to clean air filter
▪
Thermostat sensor selection
▪
Thermostat differential changeover (if remote sensor is used)
▪
Differential automatic changeover
▪
Auto-restart after power failure
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, capacity class
and air flow directions.
▪
For 3-way and 2-way airflows (which require an optional blocking pad kit), see
the installation manual of the optional blocking pad kit.
▪
For 4-way airflow, use the table below.
If the distance to the floor is (m)
Then
(1)
M
SW
—
≤2.7
13 (23)
0
01
2.7<x≤3.0
02
3.0<x≤3.5
03
Setting: Airflow direction range
This setting must correspond with the needs of the user.
(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
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