User's Guide ______________________________________________________________________
122 _________________________________________________________________ M210667EN-C
7.
Tighten the cable feed-through carefully and close the cover plate.
Connecting Power Cable to Transmitter Interface
Unit
The power cable should be either connected into the Vaisala
TERMBOX-9000, see section Mounting and Connecting Optional
TERMBOX-9000 (Junction Box) on page 121 or routed straight through
the opening in the base plate of the mast and further into a local power
distribution box. Use a 3-conductor power cable (3 x 1.5 mm
2
) of
sufficient length with free wire ends. Make sure to connect the wires in
the correct way, especially the ones to the protective ground (usually
yellow/green). See Figure 81 on page 120 for wiring instructions.
0808-031
Figure 83
LT31 System Wiring with TERMBOX Option