Hitachi PSC-A64S - OPERATION PROCEDURE; SETTING TARGET SELECTION AND MONITORING OPERATION STATUS

SWITCH NAMES AND FUNCTIONS
23
ENGLISH
 About Zone and Group
The central station controls plural indoor units as a unit (one indoor unit is also available).
The operation unit is as follows;
Group
Minimum operation unit for central station
One remote control switch group is considered as one group under
the same control.
The central station can control up to 64 groups (4 Zones x 16
Groups).
Zone
Operation Unit consisting of Plural Groups.
Up to 16 groups can be set in one zone.
The central station can control up to 4 zones.
Remote control switch group
Operation unit consisting of plural indoor units connected with
transmission line of remote control switch.
In the remote control switch group, the indoor units are under the
same control setting.
 Configuration of one and Group
 About Setting Target
The zone and the group subject to setting and monitoring are called as setting target. The central
station indicates the setting target as shown below.
Indication Example 1
This indication is the example in the case where the
setting target is group.The setting of the selected
group is ordered.
(ex. In case of Zone 1 and Group 2)
Indication Example 2
This indication is the example in the case where the
setting target is zone.
The setting of all the groups set in the selected zone is
ordered.
(ex. In case of All Group in Zone 1)
Indication Example 3
This indication is the example in the case where the
setting target is all the indoor units.
The setting of all the units (all the groups) set is
ordered.
(ex. In case of All Indoor Units)
All units
Zone 1
Zone 2
Zone 4
Group 1
Group 16
Group 1
Group 16
Ref.1 – Nº 1 I.U.
Ref.1 – Nº 2 I.U.
Ref.2 – Nº 1 I.U.