Flue Gas Temperature Sensor - Viessmann Vitotronic 200 KW2 Installation And Service Instructions Manual

Components

Flue gas temperature sensor,

1020
980
940
900
860
820
780
740
700
660
620
580
540
500
0 40 80 120 160 200 240 280
Flue gas temperature in ºC
62
part no. 7450 630
Connection
The sensor is plugged into socket 15
at the control unit.
Checking the flue gas temperature
sensor
1. Pull plug aG.
2. Check the sensor resistance at
terminals 1 and 2 of the plug.
3. Compare the measurement with
the actual temperature (for
scanning, see page 31).
Check the installation and replace
sensor, if necessary, in case of
severe deviation.
Specification
Protection:
Permiss. ambient
temperature
H in operation:
H during storage
and transport:
IP 60
0 to + 600 ºC
20 to + 70 ºC