G 600/G 800
Figure 4-19: Water Intake/Level Switch Circuit
4.22
Temperature Sensor
Temperature sensor R30 (NTC resistor) is located in the bottom area of the sump.
The electronic constantly monitors the water temperature using the resistance value
of the sensor. If the resistance is less than 14.9kΩ ±750Ω at 68°F, a fault is
registered.
Temperature (°F (°C))
32 (0)
41 (5)
50 (10)
59 (15)
68 (20)
77 (25)
86 (30)
95 (35)
Temperature Sensor R30 Resistance Values
Resistance (kΩ)
38.000
29.700
23.400
18.600
14.900
12.000
9.750
7.800
43
Technical Information
Tolerance (Ω) = ±5%
±1900
±1490
±1170
±930
±750
±600
±490
±390