Viessmann VITOTRONIC 200 Installation And Service Instructions Manual page 69

Vitotronic 200, HO1B and 300-K, MW2C Installation/Service
"General" Group
Coding
Coding in the factory setting
3C:0 Function input DE3 at extension EA1:
Not assigned
3D:5 DHW recirculation pump runtime for
brief operation: 5 minutes
4B:0
Function input lH: Room thermostat
(Vitotrol 100) for constant temperature
control
53:1
Function connection sK of the internal
extension:
DHW recirculation pump
76:2 With cascade communication module
(recognized automatically; only for
constant temperature control units).
Vitodens only equipped with KMK.
77:1 LON participant number
79:0 Control unit is not fault manager
7B:1 With LON communication module:
Control unit transmits the time
80:6 A fault message is displayed
if a fault is active for at least 30 seconds
(continued)
Possible change
3C:1 Function input DE3: Heating program - changeover.
3C:2 Function input DE3: External demand with set supply
temperature.
Supply temperature setting:
Coding address 9B.
Internal circulation pump function: Coding address 3F.
3C:3 Function input DE3: External blocking.
Internal circulation pump function: Coding address 3E.
3C:4 Function input DE3: External blocking with fault
message input
Internal circulation pump function: Coding address 3E.
3C:5 Function input DE3: Fault message input.
3C:6 Function input DE3: Brief operation, DHW recirculation
pump (pushbutton function). DHW recirculation pump
runtime adjustment: Coding address 3D.
3D:1 DHW recirculation pump off delay adjustable from 1 to
to 60 minutes.
3D:60
4B:1 External demand.
4B:2 External blocking.
53:0
Function connection sK: Central fault message.
53:2
Function connection sK:
External heating circuit pump (heating circuit 1).
53:3
Function connection sK:
External circulation pump for DHW tank heating.
76:1 With LON communication module (recognized
automatically).
76:0 Without communication module
77:2 LON participant number, adjustable from 1 to 99:
to 1 - 8 = Boiler
77:99 9 = Cascade
10 - 96 = Vitotronic 200-H
97 = Vitogate 300
98 = Vitogate
99 = Vitocom
79:1 With LON communication module: Control unit is fault
manager.
7B:0 Does not transmit time.
80:0 Immediate fault message.
80:2 Minimum fault duration until fault
to message occurs, adjustable from 10 sec to 995 sec; 1
step ≙ 5 sec.
80:199
Coding 2 Vitotronic 200
69