2 . Product Features

The central controller is capable of controlling up to 50 air conditioner units. It supports the following operating function.

[ 1 ] User operating function

(1)Operation

1.Virtually almost functions operated by local remote controller are supported.

The central controller can be used to control the indoor units in specific group ON or OFF, select the operating mode (COOL, DRY, FAN, AUTO and HEAT) for the indoor unit or HEAT RECOVERY, BY-PASS, AUTO for the ventilation unit), select the fan speed, select the air direction (4 direction and swing operation), select the ventil- ation mode (OFF, LOW speed, or HIGH speed), select TIMER MODE and select the temperature setting.

In addition, room temperature can be displayed at the unit of each group upon request. (See 5-5 "User setting")

2.Local remote control operation can be prohibited for specific functions.

Access to specific control functions, such as ON/OFF operation, mode selection ,temperature setting and filter sign reset operation can be prohibited for the local remote controls collectively or per group.

3. Collectively setting

Operation setting can be performs collectively or per group.

(2)Weekly Schedule

1.The weekly schedule enables four different schedule patterns to be set weekly per group. (P1-P4)

Of these, three patterns are to set ON/OFF schedule and remaining one pattern is to set the pattern to prohibit op- eration of the local remote controller.

Four patterns (daily patterns) mentioned above enable the setting of individual schedule times for every group.

2.The respective daily patterns enable the setting of three different ON times (three prohibition times) and three different OFF times (three permission times).

In addition, it is possible to set ON time only (prohibition time only) and OFF time only (permission time only).

3.Easy setting

Daily operation patterns and weekly schedules for one group can easily be copied to the other groups.

4.Timer automatic recovery operation when recovering from a power down is supported.

(3)Operating status monitor

1.ON/OFF/MALFUNCTION status can be monitored by group or by unit.

2.The groups managed by the central controller may be displayed all together by group number or group name (first three characters). Collective display of all unit address is also supported.

3.When displaying all groups at once, individual groups can be turned ON or OFF by designating them by the

indicator .

(4)Malfunction monitor

1.The unit address where the malfunction occurred, the error code and address of the unit that detected the malfunction are displayed on the malfunction monitor screen.

2.Pressing the reset key stops all the units connected to the same group, refrigerant system or linked group to the unit where the malfunction occurred, all of these are reset.

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Mitsubishi Electronics G-50A Product Features, Operation, Weekly Schedule, Operating status monitor, Malfunction monitor

G-50A specifications

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