Chapter 4 _______________________________________________________________ Installation
VAISALA ______________________________________________________________________ 109
On-site Transmitter Installation
The transmitter installation foundation is the place, where only the data
cabling for the communication with the receiver interface unit and AC
power is accessible.
The following parts have to be unpacked and stored for a short time
safely near the installation place.
For the installation of the transmitter, the following parts are required:
- Transmitter mast (type LTT111) including the mounted interface unit
(type LTI111) at the mast base and support unit at the mast top.
- Transmitter measurement unit (type LTM112)
- Weather protection hood
- Measurement head cover
- Lower interface unit cover
- Upper interface unit cover
- PWD Forward Scatter Sensor
0401-080
Figure 65
Parts for Transmitter Installation
The following parts are optional for the transmitter:
- Junction box with enhanced overvoltage protection for signal and AC
lines (type TERMBOX-9000)
- Obstruction Light (type LT31OBS)
- Enhanced weather protection hood (for details, refer to LT31
Enhanced Weather Protection Hoods Installation Guide in section
Related Manuals on page 16)