50
Coding
Coding in the delivered condition Possible change
01:1 Single boiler system (only for con-
stant temperature control units)
01:2 Multi boiler system with Vitotronic
300-K
04:1 Minimum burner pause time sub-
ject to the boiler load (specified by
coding card)
04:0 Minimum burner pause time set per-
manently (specified by coding card)
06:... Maximum limit of boiler water tem-
perature, specified in °C by coding
card
06:20
to
06:127
Maximum limit of boiler water tem-
perature within the ranges specified
by the boiler
07:1 Boiler number in multi boiler sys-
tems (only for constant tempera-
ture control units)
07:2
to
07:4
Boiler number 2 to 4 in multi boiler
systems
08:... Maximum burner heating output in
kW, in multi boiler systems
08:0
to
08:199
Maximum burner heating output ad-
justable in 10 kW increments, from 0
to 199 kW (limited by boiler-specific
parameters). Example 320 kW = 32
0D:0 Never adjust.
0E:0 Never adjust.
13:1 Never adjust.
14:1 Never adjust.
15:1 Never adjust.
21:0 No service interval set (in hours
run)
21:1
to
21:100
The number of hours run before the
burner should be serviced is adjust-
able from 100 to 10,000 h
One adjusting step
≙
100 h
23:0 No time set for burner service in-
terval
23:1
to
23:24
Interval adjustable from 1 to
24 months
24:0 "Service" not shown on the dis-
play
24:1 "Service" is shown on the display
(address is automatically set and
must be manually reset after a serv-
ice has been carried out)
28:0 No burner interval ignition 28:1
to
28:24
Time interval adjustable from 1 h to
24 h. The burner is force-started for
30 s at a time (only when operating
with LPG).
2E:0 Never adjust.
2F:0 Never adjust.
30:0
■
Connection of multi stage boiler
circuit pump
■
Operation with low loss header
(single or multi boiler system)
30:1 Do not adjust.
30:2 Boiler circuit pump speed-controlled
with flow rate
38:0 Burner control unit status: Opera-
tional (no fault)
38:≠0 Burner control unit status: Fault
Code 2
Boiler/Group "2"
5839829
Codes
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