Permanent Last Boiler - Viessmann VITOTRONIC 300 Installation And Service Instructions Manual

Parameters, Vitotronic 300
Cascade, Vitotronic 300

05 Permanent last boiler

Display
No
boiler ...
06 Type of control !
Display
Standalone parallel boiler circuit: Without
flow temperature sensor
Standalone parallel boiler circuit: With flow
temperature sensor
Standalone serial boiler circuit: Without flow
temperature sensor
Standalone serial boiler circuit: With flow
temperature sensor
Sequential control method with flow tem-
perature sensor
07 Control strategy
!
Display
Condensing strategy
Conventional boiler strategy 1
Conventional boiler strategy 2
08 Output statement
!
Display
Without
With
09 Distribution pump
Display
Distribution pump will only run if there is a
heat demand
Distribution pump always runs
76
(cont.)
!
Value
05:0
05:1 to
05:8
Value
06:0
06:1
06:2
06:3
06:4
Value
07:0
07:1
07:2
Value
08:0
08:1
Value
09:0
09:1
Explanations
No permanent last boiler
Permanent last lead boiler is boiler 1, 2, 3... or 8
Explanations
Explanations
See chapter "Cascade control"
Explanations
No output statement
Note
Control only in accordance with conventional boiler
strategy 2
Output statement for condensing strategy and con-
ventional boiler strategy 1
Explanations
Distribution pump always runs, shutdown via signal
"External blocking"