19Nardalert S3 Narda
3.3 Connecting the sensor
Side Panels
Mini-USB port for
charging and data
transfer.
Fiber Optic port for
data transfer only.
Rechargeable and
replaceable battery
located under door.
3.3 Connecting the sensor
WARNING
If the Sensor is not operating properly, or if
the proper sensor is not chosen,
you could be exposed to high eld levels without
your knowledge.
Refer to Sensor Specications on page 39 to
select appropriate sensor(s).
Folow instructions below to properly connect
sensor.
The NS3 is designed to monitor the presence of the sensor and that the
sensor is functional. In order to simplify the turn-on procedure, it is recom-
mended that the sensor be connected to the NS3 and the battery fully
charged before beginning.
Ensure that the sensor is attached properly to the basic unit. The sen-
sor is positioned so that it easily can be inserted and secured to the
basic unit by tightening the two screws shown in Section 3.2. Sensor
is designed to be even with the surface of the basic unit and to pass a
functional test at turn-on. If in doubt, cycle unit o and then on again
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