Anden A77 Manuel d'installation et d'utilisation - Page 6
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TEST MODE
1. Press and hold the ON button for 5 seconds to enter Test Mode.
a. Verify the measured humidity is displayed on the Model A77 screen.
b. Verify ON blinks on the Model A77 screen.
2. After 5 minutes or after pressing the OFF button, the control will enter Off mode.
a. Verify the dehumidifier turns off.
HUMIDITY SETTING
• The control must be ON to adjust the humidity setting.
• The
(up) and
(down) buttons are used to increase or decrease the setting.
• The first press of either button will display the current setting and SET on the LCD display.
• Each subsequent push of the
or
• If a button is held down, the setting will continually change by 1% every 1/2 second for as long
as the button is pressed.
• The control will return to Normal Mode, displaying the measured humidity, 5 seconds after the
last button press/release.
OFFSET
An offset can be applied to the humidity reading
to avoid discrepancies with other humidity
measuring devices. Allow 48 hours for the control
to acclimate before applying an offset. The control
must be ON to enter the Offset screen.
• Press and hold the OFF button for 5 seconds to
enter the Offset screen.
• The
buttons can be used to set an
offset value between -5% RH and +5% RH.
• The control will return to Normal Mode,
displaying the measured humidity, 5 seconds
after the last button press/release.
10
button will change the setting by 1% RH.
FIGURE 7 – OFFSET SCREEN
TURNING ON AND SETTING THE CONTROL
1. Press the ON button on the dehumidifier user interface and on the Model A77 control.
2. Use the
Increasing the humidity setting will decrease dehumidifier run time, allowing for higher
humidity levels.
Decreasing the humidity setting will increase dehumidifier run time, allowing for lower
humidity levels.
SEQUENCE OF OPERATION
Normal Mode
• When the measured humidity is greater than the setting, the control will activate the dehumidifier
output, the dehumidifier will begin dehumidifying and ON will blink on the LCD display.
• When the measured humidity falls 3% below the setting, the control will deactivate the
dehumidifier output, the dehumidifier will stop dehumidifying and the LCD will display a solid ON.
Control Limits
• If the control measures a dew point below 40°F OR a temperature above 99°F, the control
will deactivate the dehumidifier output if actively dehumidifying, the dehumidifier will stop
dehumidifying, and ON and
• The control will resume normal operation when the measured dew point is greater than 45°F
or the measured temperature is below 94°F, whichever control limit was exceeded.
90-1636
buttons to set the control at the desired humidity level.
*
will blink on the LCD screen.
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