AERMEC TRS Series - Page 58

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2. Mode key: press the MODE key to select the RA-OA-FR(EA)-SA setting-CO
2
status or humidity control.
A Temperature Setting
B CO
2
Concentration
C Current Humidity
D Setting Humidity
TH
°C
COMM
MODE
SET
CO2 COMM
MODE
SET
1
2
3
%
HUMI.
COMM
MODE
SET
ON
OFF
A
B
C
D
Remark:
— The CO
2
symbol appears when the CO
2
sensor is connected.
— ERV runs at boost speed when CO
2
concentration higher than setting value. The humidity symbol appears when the
temperature and humidity sensor is connected. Unit runs at boost speed when humidity higher than setting value. Under
“humidity control” mode, users can set the humidity set by pressing and button. The setting range is 45%~ 90%.
And the Dial switch SW4-3 on the PCB should be switched ON to switch from CO
2
control function to humidity control
function.
3. Adjusting the air ow: access the SA (supply) or RA (return) temperature visualisation. The user can set the return air
ow in RA mode, and the supply air ow in SA mode, by pressing the and keys. There is a choice of 10 speed levels.
4. Checking the error code: from the main screen, press the SET key briey to check the fan error code. Refer to the table
below.