Fixed-application controller Vaillant
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General information
Ordercode YESSS
7552-0353 
Product code
0020266797
EAN code
4024074836965
Product group
Fixed-application controller
Brand
Vaillant
Product specifications
Boiler controls
Yes
Number of boilers
7
Boiler connection
2-wire
Group controls
Yes
Number of mixing groups
9
Number of pump groups
9
Number of floor heating groups
9
Air treatment control system
No
Air heater
No
Air cooler
No
Air humidifier
No
Air reheater
No
Tap water control
Yes
Boiler exchange valve controls
No
Split-unit controls
Yes
Air curtain controls
No
Swimming pool controls
Yes
Heat pump controls
Yes
Extraction fan controls
No
Extraction fan control
None
Number of extraction fans
0
Number of analogue inputs
0
Number of digital inputs
0
Number of analogue outputs
0
Number of digital outputs
0
Supply voltage
24 V
With display
Yes
With PC connection
Yes
Communication bus
RS-232
Communications protocol
Other
With outdoor sensor
Yes
With room sensor
Yes
With time switch clock
Yes
Programme clock
Day/week
DIN-rail mounting
No
Independently operating
Yes
Connectable
Yes
Degree of protection (IP)
IP20
Height
50 mm
Width
115 mm
Depth
147 mm
Class of the temperature control
VI
Suitable for wall mounting
Yes
Product information