FloAire Demand Control Ventilation System - Manual (Page 23)

A0023662
May 2014 Rev.5
23
11. Set Wash Min Fan Runtime (Factory Default: 480 min):
This option is available if the control system includes self-cleaning option from the factory. Its
maximum value is 1440 minutes or 24 hours. Refer to the Self-Cleaning Section under
Functionality for more details about this option.
Starting from the Main menu of HMI, pr
ess DOWN or UP until the screen displays “Misc Options”.
Press ENTER. Press UP or DOWN until the screen displays “Set Wash Min Fan Runtime”. Press
ENTER. Press UP or DOWN to adjust the time value. Press ENTER.
Press MENU multiple times to get back to the main menu or one more time to reboot the
processor.
12. Set Wash Min Interval Time (Factory Default: 720 min):
This option is available if the control system includes self-cleaning option from the factory. Its
maximum value is 1440 minutes or 24 hours. Refer to the Self-Cleaning Section under
Functionality for more details about this option.
Starting from the Main menu of HMI
, press DOWN or UP until the screen displays “Misc Options”.
Press ENTER. Press UP or DOWN until the screen displays “Set Wash Min Interval time”. Press
ENTER. Press UP or DOWN to adjust the time value. Press ENTER. Press MENU multiple times
to get back to the main menu or one more time to reboot the processor.
13. Adjust the number of PCU Advanced Filter Monitoring (AFM) Units
If PCU AFM units are connected to the control panel (through Modbus), the number of units has
to be adjusted through this parameter. Refer to the PCU AFM manual for additional information
on how to setup the PCU AFM unit number at the unit control panel.
Starting from the Main menu of HMI
, press DOWN or UP until the screen displays “Misc Options”.
Press ENTER. Press UP or DOWN until the screen displays “Set Number of PCU AFM”. Press
ENTER. Press UP or DOWN to adjust the number of units. Press ENTER.
Press MENU multiple times to get back to the main menu or one more time to reboot the
processor.
14. Set External input to interlock Fans option
This option is used when the DCV panel is used in conjunction with a third party panel handling a
wash sequence. Based on the value selected for this option, the fans will behave differently when
an input is received on the OV2 terminal.
- OFF: no action.
- WASH CYCLE: Exhaust fans will run at the wash frequency and supply fans will stop.
This is used when a third party panel is washing the hood.
- DRY CYCLE: Exhaust fans will run at High frequency and supply fans will stop. This is
used when a third party panel requires the exhaust fan to run at full speed for drying
purposes.
15. Set HMI Dimming (Factory Default :OFF)
Starting from the Main menu of HMI , press DOWN or UP until the screen displays “Misc Options”.
Press ENTER. Press UP or DOWN until the screen displays “Set HMI Dimming”. Press ENTER.
Press UP or DOWN turn this option ON or OFF. Press ENTER
Press MENU multiple times to get back to the main menu or one more time to reboot the
processor.
16. Set Dim Delay Time (Factory Default: 60sec)
This option is only accessible when HMI Dimming is ENABLED. It allows the user to modify the
time for which the backlight of the HMI remains on before it will turn off. The Dim Delay Time is
factory set to 60 sec, and is refreshable every time a button on the HMI is pressed. The Dim
Delay Time is adjustable between 10sec and 5 minutes.
Starting from the Main menu of HMI, press DOWN or UP until the screen d
isplays “Misc Options”.
Press ENTER. Press UP or DOWN until the screen displays “Set Dim Delay Time”. Press
ENTER. Press UP or DOWN to adjust the time value. Press ENTER