
1.1.2 Mode switches
Operating mode switch
Automatic operation with switchover between rated and re-
duced operation
Rated operation
Reduced operation
Manual operation
Selection switch for manual operation
The function of the selection switch depends on the position of the operating mode switch
(see above).
Position
Function
at operating mode switch
at selection switch for manual operation
Operation of selected output
,
,
Display of output states
Control output Y1 (heating coil)
Control output Y2 (humidifier, mixed air chamber, heat
recovery unit)
Control output Y3 (cooling coil)
Pump(s)
Fans
EB 5477 EN
7
Operation
Y
1
Y
2
Y
3