Daikin VRVIII Specifications download pdf (Page 10)

Control systems

The VRVIII-S system uses the same DIII-NET communication system as the

VRV, enabling the use of advanced control systems.

CONTROL SYSTEMS

Individual control systems

Digital display lets you set temperature in 1°C units.

Lets you individually programme by timer the respective times for operation start and

stop within a maximum of 72 hours.

Equipped with a thermostat sensor in the remote controller that makes possible more

comfortable room temperature control.

Enables you to select cool/heat/fan operation mode with the indoor remote controller

of your choice without using the cool/heat selector. (dependant on system)

Equipped with self-diagnosis function that constantly monitors the system for

malfunctions. Should a problem occur, the system alerts you of the problem through

an alphanumeric code.

The rubber switch and the oil-resisting resin casing have been adopted for durability.

* When the auto-swing function is not available, the message, THIS FUNCTION IS NOT AVAILABLE is displayed

when the air direction adjustment button is pressed.

Wired remote controller (Option)

BRC1C62

Outdoor

unit

Indoor unit

Forced OFF

input

Remote controller

Remote

controller

Remote

controller

Heat Reclaim

Ventilator

The indoor unit can be connected by the two

remote controller, for example one in the room

and the other one in the control room, which

can control the operation of indoor unit freely.

(The last command has a priority.) Of course,

the group control by two remote controllers is

also possible.

Control by two remote controllers

The system can be expanded to add

several controllers, such as BMS, Forced

OFF input and etc.

Expansion of system control

In all the series of VRV, Cool/Heat changeover in the same refrigerant

circuit can be changed by the master remote controller of an indoor unit.

Control of Cool/Heat

changeover

One remote controller can

control the operation of max.16

indoor units at the same time.

Group control

Equipment

related to the

central control

1 2 3

The wiring of remote controller can be

extended to max.500 m and it is possible

to install the remote controllers for the

different indoor units in one place.

Remote control

The operation of Heat Reclaim Ventilator can

be controlled by the remote controller of the

indoor unit. Of course, the remote controller

can display the time to clean the filter.

Control for the combined operation

Refer to page 7 for the total number of indoor units that can be connected to the outdoor unit.

The wired remote controller supports a wide range of control functions

Wired remote controller with weekly schedule timer (Option)

BRC1D61

24-hour clock function (1-hour backup for power failures)

Includes ventilation mode and airflow rate switching, the main functions of Heat Reclaim

Ventilator series.

Programming function for each day of week.

Scheduling possible of start/stop and temperature limit (5 settings/day)

Programming can be enabled or disabled.

Copy function for programmed schedules.

Adds advanced functions to those of the above wired remote controller.

Notes: 1. Standard remote controllers (BRC1C62) not required.

2. If the BRC1D61 is connected to the centralised remote controllers (DCS303A51,

DCS302CA61,DCS301BA61, DST301BA61), the schedule function is not available.

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Daikin VRVIII Specifications Page 10

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