Technical Information
43
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 14.9k
Ω
±750
Ω
at 68°F, a fault is
registered.
Temperature Sensor R30 Resistance Values
Temperature (°F (°C))
Resistance (k
Ω
)
Tolerance (
Ω
) = ±5%
32 (0)
38.000
±1900
41 (5)
29.700
±1490
50 (10)
23.400
±1170
59 (15)
18.600
±930
68 (20)
14.900
±750
77 (25)
12.000
±600
86 (30)
9.750
±490
95 (35)
7.800
±390