Mounting The Terminal Box; Connecting The Sensors To The Terminal Blocks - Geokon 4999 Instruction Manual

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2. MOUNTING THE TERMINAL BOX

The Terminal Box should be mounted to a flat vertical surface using the holes in the
mounting brackets, or "feet", at the top and bottom of the enclosure. For the over-
voltage surge protection to be effective the earth ground lug on the outside of the
Terminal Box needs to be connected by a thick copper wire to an earth ground. This
can be a copper rod driven into the ground or, metal objects, such as plumbing pipes, or
electrical conduits, etc, which are themselves well grounded. Copper earth grounding
rods and ground wire straps are available as accessories.

3. CONNECTING THE SENSORS TO THE TERMINAL BLOCKS

The Terminal Box uses spring-loaded type terminal blocks.
Pass the sensor cable through the water tight entry into the inside of the Terminal Box
and connect to the appropriate 5-position, spring-loaded terminal block, following the
instructions of the appropriate wiring diagram. Refer to the wiring diagram fixed to the
inside of the cover, or to the wiring diagram in Section 4 of this manual. When using the
spring type terminals to make the connection, depress the spring lever, poke the bare
wire into the adjacent hole and then release the spring. Check that a good connection
has been made by tugging on the lead wire. After the connections have been made,
This must be done to ensure that
tighten the nut on the waterproof connector.
water does not enter the enclosure.