Bosch Control 8311 User Manual

Settings
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Control 8311/8313 – 6720859790 (2020/02)
4.2 Advanced functions for heating circuits
You need the extended functions to change the factory defaults of your
heating circuit.
If the system has several heating circuits, the settings for each heating
circuit must be made separately.
Table 4 Advanced functions for heating circuits
4.3 Advanced functions for DHW
Table 5 Advanced functions for DHW
Extended function Explanation/Function Remark
Party function Setting which specifies how long the heating system heats at the preset
room temperature in heating mode.
The function is immediately active
following the input ( Chapter 5.3.2,
page 20).
Pause function Setting that specifies how long the heating system heats up to the preset
room temperature in setback mode.
The function is immediately active
following the input ( Chapter 5.3.3,
page 20).
Holiday function Setting that specifies how long the heating system heats up to the preset
room temperature in setback mode.
The holiday period can be set via a year
calendar ( Chapter 5.3.1, page 19).
setting Adjustment range Explanation Remark
Circulation time program On Setting the operating mode of the DHW
circulation pump
The DHW circulation pump runs
continuously.
The function depends on the factory
defaults which vary according to the
system.
( Chapter 5.6.1, page 21)
Auto The DHW circulation pump operates
independently of the heating circuits
according to the custom time program at the
intervals set ( Chapter 5.6.1, page 21).
Off The DHW circulation pump is not activated.
The DHW circulation pump is switched on
for the duration of the once-only cylinder
charging operation via the Once-only
cylinder charging function.
Switch-on frequency per
hour
On/Off Setting that specifies how often the DHW
circulation pump runs every hour for 3
minutes.
On = continuous operation
Off = switched off
You can reduce the operating costs of the
DHW circulation pump by using intermittent
operation.
The function depends on the factory
defaults which vary according to the
system.
( Chapter 5.6.1, page 21)
Once on
Twice on
Three times on
Four times on
Five times on
Six times on
Once-only cylinder charging On Option of heating the DHW once, although
the system is in setback mode.
( Chapter 5.6.2, page 21)
Thermal disinfection On Option of starting the Thermal disinfection
immediately.
–
Holiday Off/On Setting that specifies how long the DHW
settings are not taken into account.
The holiday period can be set via a year
calendar ( Chapter 5.3.1, page 19).

Bosch Control 8311 Specifications

General

Brand	Bosch
Model	Control 8311
Category	Control Unit
Language	English