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Code 2
(cont.)
Coding in the delivered condition
97:0
With LON communica-
tion module: The out-
side temperature of the
sensor connected to the
control unit is utilised
internally
98:1
Viessmann system
number (in conjunction
with monitoring several
systems via
Vitocom 300)
9b:0
No minimum set boiler
water temperature for
external demand
9C:20
Monitoring LON sub-
scribers.
If a subscriber fails to
respond, the values de-
faulted inside the con-
trol unit will be used
after 20 min. Only then
will a fault message be
issued.
9F:8
Differential temperature
8 K; only in conjunction
with a mixer circuit
Boiler circuit, mixer circuit
A0:0
Without remote control
A3:2
Outside temperature
below 1 °C: Heating cir-
cuit pump "ON"
Outside temperature
above 3 °C: Heating cir-
cuit pump "OFF"
Possible change
97:1
The control unit receives
the outside temperature
97:2
The control unit sends
the outside temperature
to the Vitotronic 200-H
98:1
System number adjusta-
to
ble from 1 to 5
98:5
9b:1
Minimum set boiler water
to
temperature adjustable
9b:127
from 1 to 127 °C (limited
by boiler-specific para-
meters)
9C:0
No monitoring
9C:5
The time is adjustable
to
from 5 to 60 min
9C:60
9F:0
Differential temperature
to
adjustable from 0 to 40 K
9F:40
A0:1
With Vitotrol 200 (auto-
matic recognition)
A0:2
With Vitotrol 300 (auto-
matic recognition)
A3:-9
Heating circuit pump
to
"ON/OFF" (see the fol-
A3:15
lowing table)
Coding
53
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