Pepperl+Fuchs NVD-111 Manual page 29

Warning Device NVD-111
Installation
The product is a Class II device (with reinforced insulation). Connect the power
supply as follows:
Terminal 7: phase (F/L2)
n
Terminal 6: zero (N/L1)
n
Terminal 5: ground (loop terminal)
n
Note!
Additional relays can be connected via terminals 1 to 3 and 10 to 12. They can be
used, for example, for an external alarm or the connection to a central monitoring
system.
For extending the sensor cable, use cable connector LAL-SK2.
Note!
Avoid routing the sensor cable parallel to other cables, as these cables may
transmit interfering signals. These interfering signals may affect the sensor signal
and impair the alarm function. Use unshielded 2-strand cables for each sensor.
To ensure the warning device functions correctly, do not exceed the following
maximum sensor cable lengths:
With a cable cross section of 0.75 mm
n
190 m.
With a cable cross section of 1 mm
n
2
, the maximum cable length is
2
, the maximum cable length is 250 m.
EN
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