Campbell-scientific UT20 and UT30 Tower-based Weather Stations Uživatelský manuál stáhnout pdf (Strana 28)

UT20 and UT30 Tower-based Weather Stations

FIGURE 7-13. Tower grounding clamp

7.2 Sensor Mounting Brackets

Sensor mounting brackets provide a means of mounting the sensors to the

tower. General orientation of the mounting brackets is shown in FIGURE

7-14.

7.2.1 CM202, COM202SS, CM203, CM204, CM204SS, or CM206

1. Attach the crossarm at the desired height via the provided U-bolts and nuts

(FIGURE 7-15).

7.2.2 Gill Radiation Shields

7.2.2.1 41303-5A, 41003-5, 41005-5

1. Attach the radiation shield to the tower leg, tower mast, or CM200-series

crossarm with the U-bolt and nuts provided. If attaching to the tower leg

or mast, place U-bolt in the radiation shield’s side holes. If attaching to a

crossarm, place the U-bolt in the radiation shield’s bottom holes.

7.2.3 Solar Radiation Mounts

7.2.3.1 CM225 Solar Radiation Stand

1. If using a LI200X, LI190SP, or CS300, attach the LI2003S or 18356

leveling base to the CM225 using the three screws provided.

2. Attach the CM225 to a tower leg, mast, or CM200-series crossarm. If

attaching to a tower leg or mast, place the U-bolt in the CM225’s side

holes. If attaching to a crossarm, place the U-bolt in the CM225’s bottom

holes (FIGURE 7-16).

Wire to

Ground Rod

Wire to

Enclosure

Clamp

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Campbell-scientific UT20 and UT30 Tower-based Weather Stations Uživatelský manuál Strana 28