Daikin VAM150FC Installation Manual page 19

Direct duct connection system for 1-group operation system
Line connections and the settings of the switches on the HRV unit
PCB should be the same as for "Standard system for 1-group
system".
VRV
P1
P2
1 Remote controller for air
conditioner
2 Remote controller for HRV
Set the switches of the HRV unit PCB to the default factory settings.
1 Be sure to set the initial settings to Direct duct connection:
Enabled.
I When the remote controller for HRV is not yet connected,
initial settings can be performed using the air conditioner
remote control. Set the mode number to "17", the setting
switch number to "5", and the setting position number to "02"
according to the procedure in
I When the remote controller for HRV, initial settings should be
performed using the remote controller for HRV. Set the same
numbers as described above when using the remote
controller for air conditioner according to the procedure
"Making initial settings" in the remote control instruction
manual.
2 Settings for other HRV functions should be made using the
same method as in "Standard system for 1-group system".
Linked control with more than two groups
I
Mount the optional
KRP2A51 Adapter PCB for
remote control on the
electric component
mounting base of one HRV
unit.
I
A maximum of 64 air
conditioners and HRV
units can be connected to
the F1 and F2 terminals.
I
Use the remote controller
of the air conditioner to
make the initial settings.
1 Remote controller for air
conditioner
2 Connecting line can be
extended up to 1000 m
maximum
3 Optional distant control
adapter KRP2A51
VAM150+250FC
Total Heat Exchanger
HRV (Heat Reclaim Ventilation)
4P586307-1 – 2019.06
4
3
P1 P2
P1P2 P1 P2
1 2
3 Maximum connection line length:
500 m
4 Medium (M) air flow rate
"Configuration" on page
VRV
P1
F1 F2
P2
2
HRV 1
F1 F2
HRV 2
F1 F2
X11A
3
Procedure
1 Turn off the main power.
2 Connect the air-conditioner remote controller.
1 Remote controller for air
conditioner
3 Turn on the main power.
4 Make the remote controller settings on site; Set the collective
zone interlock to ON. Mode number "17", setting switch number
"8" and setting position number "02".
5 Turn off the main power.
6 Disconnect the remote controller.
Now the on-site settings are complete.
For raising the remote-controlled ventilation air flow rate "High" to
"Ultra-High", connect the remote controller for the air conditioner to
HRV and make settings on site. (Refer to "Initial setting" under item
"Configuration" on page
10.
Centralized control system
"All" control
When using Adapter PCB for remote control (KRP2A51,52,53) or
schedule timer (DST301B51)
VRV
F1 F2
P1 P2
1
F1 F2
F1 F2 P1
1 Remote controller for air
conditioner
2 Remote controller for HRV
3
Connecting line can be extended
up to 1000 m maximum
4
Schedule timer (DST301B51)
I
A maximum of 64 air conditioners and HRV units can be
connected to the F1 and F2 terminals.
I
This system does not required group number setting for
centralized control. (auto-address system)
HRV 1
P1 P2
P1
P2
P1 P2
2 Remote controller for HRV
10.)
7
6
5
3
HRV 1
X11A
HRV 2
P1
P2
P1 P2
2
VRV 1
P1 P2
P2
1
5 Adapter PCB for remote control
(KRP2A51)
6 Distant control adapter
7
On/Off signal
1
2
F1 F2
4
D1 D2
Installation manual
16