Daikin EWAD740-C19C-XR - System Architecture

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The Digital Controller ESIE10-01

2–4 Part 2 – Functional Description

1.2 System Architecture

The overall controls architecture shall use the following:

■ One Microtech III main controller

■ I/O extensions as needed depending on the configuration of the unit

■ BMS interface as selected

■ All modules are connected with a BUS system throughout the unit

Microtech III Main Controller

Peripheral Bus

BAS Interface

(Bacnet, Lon,

Modbus)

I/O Extension

Alarm/Limiting

I/O Extension

Fans Circuit 1

and 2

I/O Extension

Fans Circuit 3

I/O Extension

Fans Circuit 4

I/O Extension

Fans Circuit 3

and 4

I/O Extension

Compressor 1

I/O Extension

EXV 1

I/O Extension

EXV 2

I/O Extension

EXV 3

I/O Extension

EXV 4

I/O Extension

Compressor 2

I/O Extension

Compressor 3

I/O Extension

Compressor 4

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