Temperature Sensor; Tightening Torque - Rotex A1 BG Installation And Maintenance Instructions Manual

12 x Technical data

12.6 Temperature sensor

Fig. 12-7 Resistance characteristics of the temperature sensor
Temperature sensor
Type Specification *
NTC t , t , t , t , t
V R AU DHW Mi
PT-1000 t
AG
Tab. 12-5 Resistance values of the temperature sensor

12.7 Tightening torque

Fixing screw (burner flange / boiler body)
Fixing screw (venturi nozzle / burner blower)
Fixing screw (ignition electrodes / ionisation electrode)
Fixing screw (venturi nozzle / safety gas regulation block)
Fixing screw (safety gas regulation block / gas connection line)
Temperature probe and sensors
Hydraulic line connections (Water)
Tab. 12-6 Tightening torque
58
-20 -10 0 10
Sensor resistance in Ohm according to standard or manufacturer's indications
98660 56250 33210 20240 12710 8195
922 961 1000 1039
Component
R Sensor resistance
S
t Temperature
NTC resistance
t Flow temperature
V
t Return flow temperature
R
t External temperature
AU
t Storage tank temperature
DHW
t Mixer circuit flow temperature
MI
Pt 1000 resistance
t Flue gas temperature
AG
Measured temperature in °C
20 30 40 50
5416 3663
1077 1116 1155 1194
* Key see fig. 12-7
60 70 80 90
2530 1782 1278 932
1232 1270 1308 1347
Comment Tightening torque
all
Thread 1"
FA ROTEX A1 BGe - 02/2014
100 110 120
690 519 395
1385 1423 1461
in Nm
6
3
3
3
2
Max. 10
25 - 30