Rotex A1 BO - Page 67

11 xTechnical data
67
FA ROTEX A1 BO - 10/2007
Temperature sensor
Tab. 11-5 Resistance values of the temperature sensor
Remaining pumping height
Fig. 11-1 Resistance characteristics of the temperature sensor
R
S
Sensor resistance
t Temperature
PTC-resistance Flow, return flow, hot water, outside temperature, mixer circuit feed temperature
Pt 1000 resistance Flue gas temperature
500
1000
1500
2000
2500
3000
3500
t/°C
-20 0 20 40 60 80 100 120
R/
S
V
Pt 1000
PTC
Sensor Temperature sensor Measured temperature in °C
–20–100 102030405060708090100110120
Sensor resistance in Ohm according to standard or manufacturer's indications
PTC Outside temperature Heat generator (flow
temperature, Return flow temperature) Hot
water temperature
1383 1511 1644 1783 1928 2078 2234 2395 2563 2735 2914 3098 3287
Pt 1000 Flue gas temperature 922 961 1000 1039 1078 1117 1155 1194 1232 1271 1309 1374 1385 1423 1461
Fig. 11-2 Remaining pumping height A1 BO 15bio
Δp
R
Remaining pumping height
m
H
Flow heating network
m / L/h
H
p / mWsD
R
I II III
0
0,5
1
1,5
2
2,5
3,5
3
4
0 200 400 600 800 1000 1200 1400 1600
min
max
min
max