Viessmann VITODENS 200-W Service Instructions Manual page 69

Scanning operating conditions and sensors
4. a/b for the required operating
condition.
The following operating conditions can be scanned, subject to the actual sys-
tem equipment level for heating circuit A1 and heating circuit with mixer M2:
Display screen
Participant no.
Holiday program
Departure date
Return date
Outdoor temp., ... °C
Boiler temp., ... °C
Supply temp., ... °C
Normal
room temp., ... °C
Room temperature, ... °C
Ext. room t.setpt, ... °C
DHW temp., ... °C
Solar DHW temp. ... °C
Collector temp., ... °C
Com. supply temp., ... °C
Burner, ...h
Burner cycles, ...
Solar energy, ... kW/h
Time
Date
Burner OFF/ON
Intern. pump OFF/ON
Intern. output OFF/ON
Htg. circ. pump OFF/ON
DHW pump OFF/ON
Recirc. pump OFF/ON
Centr. fault ind. OFF/ON
Mix. valve OPEN/CLOSE
Solar pump OFF/ON
Solar pump, ...h
Various languages
5. d
Explanation
Programmed subscriber no. in the LON system
If a holiday program has been entered
Date
Date
Actual value
Actual value
Actual value (only for mixer circuit M2)
Set value
Actual value
For external hook-up
Actual DHW temperature
Actual value
Actual value
Actual value, only with low loss header
Actual hours run
Hours run and burner starts (reset after mainte-
nance with e to "0").
Output 20
Output 28, if an internal extension is installed
If an external extension or extension kit for one
heating circuit with mixer is installed
If an external extension is installed
If an external extension is installed
If an external extension is installed
If an extension kit for one heating circuit with mixer
is installed
If a Vitosolic is installed
Actual hours run
The respective languages can be selected as per-
manent display language with d
Service scans
(cont.)
Scanning is completed.
69