Vaisala LT31 - Figure 55 Routing LM21 Cable through Mounting Bracket; Figure 56 Routing LM21 Cable through LM21 Support Arm

User's Guide ______________________________________________________________________
100 _________________________________________________________________ M210667EN-C
1104-097
Figure 55 Routing LM21 Cable through Mounting Bracket
The following numbers refer to Figure 55 above.
1 = Rotation plate of the mounting bracket
2 = Connector of LM21 cable
2. Insert the LM21 support arm into the guide which is located behind
the interface unit.
3. Route the open wire ends of the LM21 cable through the upper end
of the LM21 support arm. See Figure 56 below.
1104-098
Figure 56 Routing LM21 Cable through LM21 Support Arm
4. Canalize the cable end through the entire LM21 support arm and
then through the cable hole in the outer mast tube below the
interface unit box.
5. Attach the connector to the associated receptacle of the LM21,
secure the connection with the connector’s lock nut and install the
LM21 to the mounting bracket using the LM21 fastening screws
which come with the LM21 (M5x12 DIN912) using a hex socket
wrench (size 4). See Figure 57 on page 101.