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Fan

The room panel allows fan control with the actual fan status indication. There is a special group of icons responsible for fan status indication. The fan configuration registers allow to select different fan control modes, corresponding to different fan types. According to the actual fan status, different icon combinations are displayed. It allows to quickly preview and service the fan status.

The user can switch different fan modes locally in a very simple way. The FAN_MODE REGISTER and manual speed setting are available from the main menu level. If the room panel is in the active mode, pressing a Menu button enters the fan submenu edition. The text FAN flashes on the 14-segment displays’ block, and the name of the FAN_MODE register is displayed on the 8-segment displays’ block, according to which fan mode is already active (see the FAN_MODE_NAME table).

FAN_CURRENT_SPEED (41601)

The register stores numeric values corresponding to the current fan speed. Each register value displays a specified icon (see the table below). The register value can be used as an actual fan status indication. This register has a software limitation, where the max. value is 6.

Register Value

Visualization

0(def)


1

2

3

4

5

6

Fan speed icons

FAN_MODE (41602)

The register contains numeric values corresponding to the fan mode. There are up to 5 different fan modes, which can be selected locally from the fan edit submenu level. To enter the fan edit submenu, press the Menu button, when the room panel is in the active mode. Particular fan modes availability depends on the FAN_TYPE register value. Default texts for particular fan modes can be edited in the FAN_MODE_NAME register. This register has a software limitation, where the max. value is 4.

Fan Mode Text on LCD

Register Value

OFF

0

I

1(def)

II

2

III

3

AUTO

4

FAN_MODE register values

FAN_TYPE (41603)

The register contains numeric values corresponding to the fan type. The fan type selection determines which fan modes are available in the FAN_MODE register. This register has a software limitation, where the max. value is 6. Available fan modes in particular fan type selection are shown in the table below:

Register Value

Fan Type

Comment

Available Fan Mode Texts on LCD

0

0-10 V (def)

Fan is controlled by the analog value 0-10 V DC

OFF

I

II

III

Auto

1

1-Speed

1-Speed Fan

OFF

I

Auto

2

2-Speed

2-Speed Fan

OFF

I

II

Auto

3

3-Speed

3-Speed Fan

OFF

I

II

III

Auto

4

1-Speed

1-Speed Fan without AUTO mode

OFF

I

5

2-Speed

2-Speed Fan without AUTO mode

OFF

I

II

6

3-Speed

3-Speed Fan without AUTO mode

OFF

I

II

III

FAN_TYPE values

WARNING! The register values from 4 to 6 (1-3 speed fan without AUTO mode) have to be set when fan works in Local Mode (see Fan Local Mode).

FAN_MODE_NAME (41604-41612)

These six 32-bit registers are assigned with six different fan modes, which can contain up to 4 characters according to the ASCII code. The value of the 32-bit register is displayed on the 8-segment display block as a text. In case if a particular ASCII code value is 0(NULL), the character is not displayed. Lower case characters are automatically changed into upper case characters. For user-friendly use, the FAN_MODE register value is displayed on LCD as a text instead of a numeric value.

Register Address

Default Name

Corresponding FAN_MODE Register Value

41604

OFF

0

41606

AUTO

1

41608

I

2

41610

II

3

41612

III

4

The FAN_MODE_NAME register values








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