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Daikin UAA-ST3M - 3. ABOUT SAFETY; Electrical Installation Safety

Daikin UAA-ST3M
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8 | P a g e
4. CONTROL PANEL
4.1 System Architecture
The MicroTech III control system for air cooled single screw chillers consists of a main unit controller
with several extension I/O modules attached depending on the chiller size and configuration. Up to
two optional BAS communication modules may be included on request.
The overall controls architecture uses the following:
One Microtech III main controller
I/O extension modules as needed depending on the configuration of the unit
Optional BAS interface as selected
Model
Controller Quantity
POL687.7
POL945
POL94U
UAA105 UAA220
1
1
1
UAA245-UAA450
1
1
2
BAS
Interface
(Modbus,
Bacnet)
MicroTech III Main
Controller POL687
I/O Extension
POL965
(Sys 1)
I/O
Extension
POL94U
(Sys 1)
I/O
Extension
POL94U
(Sys 2)
I/O Extension
POL945
I/O Extension
POL965
(Sys 2)

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