The control systems introduced here is for the HRV unit adopting the high speed and high performance transmission system (DIII-NET), the same as
the VRV systems and SkyAir series,
Description of system
1
15
Purposes and
applications
• Basic method to
operate HRV unit
(Operation by
exclusive remote
control for HRV
unit)
• Interlocked
operation with
indoor unit by
remote control for
indoor unit
• The HRV unit can
also be operated
independently by
the remote control
for indoor unit,
even if indoor unit
is not in operation.
Remote
The HRV unit
control for
cannnot be
HRV unit
operated
independently
when the duct is
connected directly
to the indoor unit.)
[Unified On / Off
controller]
• A maximum of
16 groups can be
controlled of
"On / Off" by one
unified On / Off
controller.
(Note)
Up to 4 unified ON /
OFF controllers can
be installed in one
system.
[Schedule timer]
• One schedule timer
can control the
weekly schedule of
up to 128 units.
[Central remote
control]
• Up to 64 groups of
the units can be
Remote control
controlled
for HRV unit
individually by one
central remote
control.
1. A remote control for HRV unit can be connected as the 2nd remote control. In addition to air volume control, selection of ventilation mode and
Fresh up mode is available.
2. In case of installing Indoor unit remote control only, initial setting is required for the setting of above function. However, in case of installing both
indoor unit remote control and HRV unit remote control, initial setting is not required.