58
FA ROTEX A1 BGe - 02/2014
12
x
Technical data
12.6 Temperature sensor
12.7 Tightening torque
R
S
Sensor resistance
t
Temperature
NTC resistance
t
V
Flow temperature
t
R
Return flow temperature
t
AU
External temperature
t
DHW
Storage tank temperature
t
MI
Mixer circuit flow temperature
Pt 1000 resistance
t
AG
Flue gas temperature
Fig. 12-7 Resistance characteristics of the temperature sensor
Temperature sensor
Measured temperature in °C
Type
Specification *
-20
-10
0
10
20
30
40
50
60
70
80
90
100
110
120
Sensor resistance in Ohm according to standard or manufacturer's indications
NTC
t
V
, t
R
, t
AU
, t
DHW
, t
Mi
98660 56250 33210 20240 12710 8195
5416
3663
2530
1782
1278
932
690
519
395
PT-1000
t
AG
922
961
1000
1039
1077
1116
1155
1194
1232
1270
1308
1347
1385
1423
1461
Tab. 12-5 Resistance values of the temperature sensor
*
Key see fig. 12-7
Component
Comment
Tightening torque
in Nm
Fixing screw (burner flange / boiler body)
6
Fixing screw (venturi nozzle / burner blower)
3
Fixing screw (ignition electrodes / ionisation electrode)
3
Fixing screw (venturi nozzle / safety gas regulation block)
3
Fixing screw (safety gas regulation block / gas connection line)
2
Temperature probe and sensors
all
Max. 10
Hydraulic line connections (Water)
Thread 1"
25 - 30
Tab. 12-6 Tightening torque
