Grundfos SE Installation And Operating Instructions Manual page 37

A.2.2.3. Sensor 2, double cable
P1
P2
P3
P4
P5
P1
P2
+ t °
P3
+ t °
P4 + t °
P5
Sensor 2 and Sensor 2 Ex, double cable
Pos. Description
1 Thermal switches / Thermistor
2 Moisture / Leakage switch
VIBRA Vibration sensor
3 Pt1000 stator
4 Pt1000 upper bearing
5 Pt1000 lower bearing
1
2
3
4
5
Thermal switches
Moisture or leakage switch
PTC stator
PTC upper bearing
PTC lower bearing
795