32
8.5.6 Control panel – real-time timer menu (optional)
The picture sequence below describes how to access the „Real-time timer‟ menu to set up to three speed settings
and time periods for each day of the week. Default real-time timer factory settings are not available.
Customer menu
Esc. Enter
Customer menu
Real-time timer
Customer menu
Esc. Enter
Customer menu
Real-time timer
Real-time timer
Esc. Enter
Not available
Monday
Real-time timer
Esc. Enter
Tuesday to Sunday
Or
Real-time timer
Esc. Enter
Active
Monday
Real-time timer
Esc. Enter
Tuesday to Sunday
Follow the instructions above to display the Settings Menu on the Control Panel.
Use the arrow button (S3) to switch from the Settings Menu to the „Real-time timer‟ menu.
Press the Enter button (S2) briefly.
„Not available on Monday‟ or „Active on Monday‟ is displayed.
Three setting options are available per day – automatic, speed level 1 or speed level 2.
Use the arrow button (S3) to switch between the days of the week.
Exit the real-time timer menu by pressing the ESC button (S1) twice.
Note - when no settings are altered for a period of 120 seconds, the display switches automatically to normal
operation.
8.6 CO
2
Sensor (Xcell 400 QVI model only)
Refer to sections 7.6 and 7.7 for the relevant wiring diagrams.
Only one CO
2
Sensor may be connected to each MVHR.
Minimum size of 3-core cable to be used for switch connections: 0.5mm².
Switch points of the CO
2
Sensor:
> 1.5 V MVHR switches from speed 2 to speed 1;
< 900 ppm
> 5.0 V MVHR switches from speed 1 to speed 2;
> 1000 ppm
> 7.5 V MVHR switches from speed 2 to speed 3;
> 1100 ppm
< 5.0 V MVHR switches from speed 3 to speed 2;
< 1000 ppm
Summary of Contents for Xcell 400 QV
Page 10: ...10 5 8 Installation dimensions 5 8 1 Right hand installation ...
Page 11: ...11 5 8 2 Left hand installation ...
Page 43: ...43 ...
