Grant Aerona3 Series - Page 61

Section 11: Fault Finding Page 61
Table 11-12: Sensor, temperature outdoor (heat pump)
Temperature (°C) Resistance (k)
0 31
5 24
10 19
15 15
20 12
25 10
30 8.2
35 6.7
40 5.5
45 4.6
50 3.8
55 3.2
Table 11-13: Sensor, temperature discharge (heat pump)
Temperature (°C) Resistance (k)
10 100
20 64
35 33
40 27
50 18
80 6.4
Table 11-14: Sensor, temperature defrost/suction (heat pump)
Sensor temperature DHW tank/thermal store/mix water (Terminal PCB)
Temperature (°C) Resistance (k)
0 29
5 23
10 19
15 15
20 12
25 10
30 8.3
35 6.9
40 5.7
45 4.8
50 4.1
55 3.4
Table 11-15: Sensor, temperature flow and return circulating water (heat
pump)
Temperature (°C) Resistance (k)
0 25
10 16
20 10
30 7.0
40 4.9
50 3.5
60 2.5
Table 11-16: Sensor, temperature outdoor (Terminal PCB)
Temperature (°C) Resistance (k)
-20 107
- 15 79
-10 59
-5 44
0 34
5 26
10 20
15 16
20 13
25 10
30 8.0
35 6.5
40 5.3
45 4.3
50 3.6