Viessmann Vitotronic 300 Installation And Service Instructions Manual page 61

Vitotronic 300, GW5B Installation and Service
"Heating Circuit 1", "Heating Circuit 2", "Heating Circuit 3" Group
Coding in the delivered condition
Heating program - changeover
D5:0 With external heating program changeover
(observe setting for coding addresses "5D",
"5E" and "5F" in the "General" group).
Heating program switches to "Constant
central heating with reduced room
temperature" or "Standby mode" (subject to
the settings of the set reduced room
temperature).
Ext. heating program changeover to heating circuit
D8:0 With extension EA1: No heating program
changeover.
Slab curing function (Not used)
F1:0 Slab curing function disabled (Not used)
Party mode time limit
F2:8 Time limit for party mode or external heating
program changeover via pushbutton: 8 h*1.
Note: Observe settings of coding addresses
"5D", "5E","5F" in the "General" group,
as well as "D5" and "D8" in the
"Heating circuit..." group.
Start temperature raising
F8:–5 Temperature limit for terminating reduced
mode 23°F (–5°C), see example on
page 53.
Observe the setting of coding address "A3".
End temperature raising
F9:– Temperature limit for raising the set reduced
14 room temperature 7°F (–14°C),
see example on page 53.
Set supply temperature increase
FA:20 Raising the set boiler water or supply
temperature by 20% when changing from
operation with reduced room temperature
to operation with standard room temperature.
See example on page 53.
Duration set supply temperature increase
FB:30 Duration for raising the set boiler water or
supply temperature (see coding address "FA")
60 min. See example on page 53.
*1 Party mode ends automatically in the "Heating and DHW" heating program when the system changes over to
operation with standard room temperature.
Possible change
D5:1 The heating program changes to "Constant
operation with standard room temperature".
D8:1 Heating program changeover via input DE1.
D8:2 Heating program changeover via input DE2.
D8:3 Heating program changeover via input DE3.
F1:1 Only for heating circuits with mixing valve:
to Slab curing function adjustable in accordance with
F1:6 6 selectable temperature/time profiles. (Not used)
F1:15 Constant supply temperature 68°F (20°C).
F2:0 No time limit*1.
F2:1 Time limit adjustable from 1 to 12 h*1.
to
F2:12
F8:+10 Temperature limit adjustable from 50 to 140°F
to (+10 to –60°C).
F8:–60
F8:–61 Function disabled.
F9:+10 Limit for raising the set room temperature to the
to value selected for standard mode, adjustable from
F9:–60 50 to -76°F (+10 to –60°C).
FA:0 Temperature rise adjustable from 0 to 50%.
to
FA:50
FB:0 Duration adjustable from 0 to 300 min;
to 1 step ≙ 2 min.
FB:150
Code 1
(continued)
61