Group Selection And Monitoring Unit Operation Status - Hitachi FSG1 Series Technical Catalogue

11.5.1. GROUP SELECTION AND MONITORING UNIT OPERATION STATUS

The central station can control up to 16 groups by each group or simultaneously.
(The selected groups can be operated and the unit operation status of the groups can be
monitored).
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NOTE:
The group number is changed by depressing the "GROUP" switch. The group without
setting is not indicated.
1. Supply power to the unit
$
ATTENTION
Supply power to the unit more than 12 hours before unit operation for compressor
protection.
Do not cut off power during the term of using air conditioner
2. Depress the "GROUP" switch.
Every time the "GROUP" switch is depressed, the group number to be controlled is changed
in the order as shown below. In case of "AA", all the units are controlled simultaneously.
3. When selecting the group, the setting conditions of each group are indicated.
By operating by the remote control switch, the content of the setting is indicated.
1I~16 I Show the operating conditions of each group as follows;
§ Turned OFF ( ): Stop
§ Turned ON (I): Operation
§ Flickering (
): Abnormality
The Run indicator (Red Lamp) shows the following:
§ Turned OFF: All Groups Stop
§ Turned ON: More than 1 Group in Operation
§ Flickering: More than 1 Group in Abnormal Condition.
In case of group AA, the indications (operation mode, setting temperature, air flow, louver
angle and "RMT.SW NAVL" are indicated only when all groups are in the same setting.
REMOTE CONTROLLERS OPERATION
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