Technical data
172
Coding – Vitocontrol-S, VD2/CT3/CM2
Coding 2
(continued)
Coding in factory setting Possible change
DHW (continued)
67: 40 With Vitosolic:
3
r
d
D
H
W
s
e
t
-
p
o
i
n
t
4
0
˚
C
/
1
0
4
˚
F
67: 0 Without 3rd DHW set-point
3
r
d
D
H
W
s
e
t
-
p
o
i
n
t
4
0
˚
C
/
1
0
4
˚
F
Reloading suppression will be active
above set temperature. DHW tank is
heated only by solar heating system.
67: 1
to
67: 95
Input of a 3
rd
set DHW set point temperature; adjustable
from 1 to 95˚C / 34 to 203˚F
68: 8 With 2 DHW tank temperature sensors
(coding 55: 2):
DHW tank heating switch-off point with
set value × 0.8
68: 2
to
68: 10
Factor adjustable
from 0.2 to 1;
1 setting step = 0.1
69: 7 With 2 DHW tank temperature sensors
(coding 55: 2):
DHW tank heating starting point with set
value × 0.7
69: 1
to
69: 9
Factor adjustable
from 0.1 to 0.9;
1 setting step = 0.1
70: 0 DHW recirculation pump ON acc. to time
program when DHW heating is enabled
70: 1 DHW recirculation pump ON according to time program
71: 0
DHW recirculation pump:
O
N
a
c
c
.
t
o
t
i
m
e
p
r
o
g
r
a
m
71: 1 OFF during DHW heating to first set value
D
H
W
r
e
c
i
r
c
u
l
a
t
i
o
n
p
u
m
p
:
ON acc. to time program
71: 2 ON during DHW heating to first set value
72: 0 72: 1 OFF during DHW heating to second set value
72: 2 ON during DHW heating to second set value
73: 0 73: 1
to
73: 6
During time program
1x/h ON for five minutes
to
6x/h ON for five minutes
73: 7 Constantly ON
75: 0 DHW recirculation pump during economy
mode:
ON acc. to time program
75: 1 OFF
General
76: 0 Without communication module 76: 1 With LON communication module;
will be recognised automatically
77: 5 LON participant number 77: 1
to
77: 99
LON participant number, adjustable from 1 to 99
Please note:
Allocate each number only once
78: 1 Enable LON communication 78: 0 Disable LON communication
79: 1 Control unit is fault manager 79: 0 Control unit is not fault manager
7A: 0 Without central control of heating
circuits
7A: 1 With central control of:
System boiler circuit A1
7A: 2 Mixing valve circuit M2
7A: 3 Mixing valve circuit M3
5351 340 v1.4