Technical data
Coding
38
Coding Level 1
(continued)
Overview of coding addresses
Coding addresses not discussed in this section must not be changed. See page 37
for information of how to access the coding addresses in coding level 1.
Coding (factory default setting) Possible change
System design
00 :1 System type 1, 2:
1 heating circuit without mixing valve,
without DHW heating
00 :2 System type 1, 2:
1 heating circuit without a mixing valve, with
DHW heating
00 :3 System type 3, 6, 8:
1 heating circuit with mixing valve,
without DHW heating
00 :4 System type 3, 6, 8:
1 heating circuit with mixing valve,
with DHW heating
00 :5 System type 4, 5, 7:
1 heating circuit without mixing valve and 1
heating circuit with mixing valve,
without DHW heating
00 :6 System type 4, 5, 7:
1 heating circuit without mixing valve; 1
heating circuit with mixing valve, with DHW
heating
Maximum boiler water temperature
06:... Maximum boiler water temperature limit
(defaulted by the boiler coding card)
06:20
to
06:127
Maximum limit of the boiler
water temperature within the ranges defaulted
by the boiler coding card
Bleeding air/Filling
2F:0 Air bleed program/fill program disabled
2F:1 Air bleed program enabled
2
F
:
0
A
i
r
b
l
e
e
d
p
r
o
g
r
a
m
/
f
i
l
l
p
r
o
g
r
a
m
d
i
s
a
b
l
e
d
2F:2 Fill program enabled
Participant no.
77:1 LON participant number 77:2
to
77:99
LON participant number, adjustable from 1 to
99:
1 - 4 = Boiler
5 = Cascade
10 - ... = Vitotronic 200-H, HK1S/HK1M
99 = Vitocom
Note: Allocate each number only once.
DHW priority (heating circuit without mixing valve, A1)
A2:2 DHW priority to heating circuit pump A2:0 Without DHW priority to heating circuit pump
DHW priority (heating circuit with mixing valve, M2)
A2:2 DHW priority applicable to heating circuit
pump and mixing valve
A2:0 Without DHW priority applicable to heating
circuit pump and mixing valve
p
u
m
p
a
n
d
m
i
x
i
n
g
v
a
l
v
e
A2:1 DHW priority only applicable to mixing valve
A2:3
to
A2:15
Reduced priority applied to mixing valve (the
heating circuit receives a reduced amount of
energy)
5418 911 v1.6