Hitachi Central Station EX Installation Manual page 77

Air conditioner managing system
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■ Demand Controller
Combination example of demand controller
Using capacity control for outdoor units
Characteristics: As for applicable indoor unit, contact your distributer.
NOTICE:
Refer to "■ Detailed Settings for In/Outdoor units" (page 32) to select desired outdoor unit to activate
[Capacity control].
Active/Inactive setting and applicable range for the setting may vary on outdoor units. Regarding
applicable units, contact your distributer.
Setting sample
External input 3 -- Demand controller priority Signal input [ Low ]
Target unit: All outdoor unit
Setting: 80%
External input 2 -- Demand controller priority Signal input [ Med ]
Target unit: All outdoor unit
Setting: 60%
External input 1 -- Demand controller priority Signal input [ High ]
Target unit: All outdoor unit
Setting: 0%
Operation sample
Outdoor unit capacity
Normal state
A12124820A
80%
60%
0%
External input
External input
number
3 Input
External input
number
number
2 Input
1 Input
External input
number
1, 2, 3 Canceled
75

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