Pepperl+Fuchs NVD-111 Manual page 15

Warning Device NVD-111
Installation
Figure 3.1
1 Mounting set for one sensor NVO5-B
2 Cable connector for one sensor LAL-SK2
3.1.1 Mounting the KVF-O Overflow Sensor
Usually, the switching point of the sensor must be located a few centimeters
above the normal liquid level (water zero line) in a position so close to the water
zero line that the switching point is surrounded by liquid when an overflow occurs.
This occurs
n
n
The switching point of the sensor is located between the insulated connecting
piece and the top metal section (see chapter 2.3).
2
Mounting using cable connector and mounting set
when there is back pressure in the sewage system or
if the drain is blocked.
1
EN
EN - 13