374 Controller accessories
Zone Control
1.5 Zone Control
Picture
Applicable models
Ceiling concealed duct
Accessory
Models : ABZCA
• Factory Supplied :
- Zone Control PCB............................................................................................................................................................1EA
- Trans................................................................................................................................................................................1EA
- Case ................................................................................................................................................................................1EA
- Cover ...............................................................................................................................................................................1EA
- Main lead wires................................................................................................................................................................1EA
- Screws .............................................................................................................................................................................4EA
- Holder ..............................................................................................................................................................................4EA
- Installation Manual................................................................................................................................................................1
• Purchased Locally :
- Damper Motor
- Thermostat
- Damper
Functional Description:
1) Operation Summary
A device which senses temperature of each zone controls
operation of each diffuser,so temperature of each zone
can be controlled.
2) Specific Operation
- If every zone (diffuser) is closed, Comp and outer fan
become turned off to protect compressor.
* Zone controller requires diffuser temperatures and con-
trollers available locally.
3) Operating Scene
• The temperature of all zones are controlled individually
(makes energy savings) controlled by the signal of every
zones in duct system (By connecting the thermostat
and VAV Diffuser to Main PCB,comp. & fan)
• Diffuser and Thermostat are locally sourced Connected
to Another Apparatus, Control it Freely.
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