Technical data

166
Coding – Vitocontrol-S, VD2/CT3/CM2
Coding 1 (continued)
Coding in factory setting Possible change
General (continued)
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.
DHW priority A1
A2: 2 DHW tank priority applicable to heating circuit
pump
A2: 0 Without DHW tank priority applicable to heating
circuit pump
A2: 1
A2: 3
to
A2: 15
No function
Summer econ. A1
A5: 5 With heating circuit pump logic function A5: 0 Without heating circuit pump logic function
Supply min. temp. A1
C5: 20 Electronic minimum supply temperature limit:
20˚C / 68˚F
C5: 1
to
C5:127
Min. limit adjustable from 1 to 127˚C / 24 to 261˚F;
only effective with room heating with normal temp.
Supply max. temp. A1
C6: 75 Maximum supply temperature limit 75˚C / 176˚F C6: 10
to
C6:127
Maximum limit adjustable from 10 to 12˚C / 50 to
261˚F
DHW priority M2/M3
A2: 2 DHW tank priority applicable to heating circuit
pump and mixing valve
A2: 0 Without DHW tank priority applicable to heating
circuit pump and mixing valve
A2: 1 DHW tank priority only applicable to mixing valve
A2: 3
to
A2: 15
Do not adjust
Coding in the factory setting Possible change
Summer econ. M2/M3
A5: 5 With heating circuit pump logic function A5: 0 Without heating circuit pump logic function
Supply min. temp. M2/M3
C5: 20 Electronic minimum supply temperature limit:
20˚C / 68˚F
C5: 1
to
C5:127
Minimum limit adjustable from 1 to 127˚C / 34 to
261˚F; only effective with room heating with normal
temperature
Supply max. temp. M2/M3
C6: 75 Maximum supply temperature limit:
75˚C / 167˚F
C6: 10
to
C6:127
Maximum limit adjustable from 10 to 127˚C / 50 to
261˚F
5351 340 v1.4