Vaisala LT31 - Figure 70 Cable Hole below Interface Unit; Figure 71 Cable Comb for Securing LT31 OBS Cable; Mounting Transmitter Measurement Unit

User's Guide ______________________________________________________________________
114 _________________________________________________________________ M210667EN-C
0401-091
Figure 70 Cable Hole below Interface Unit
8. Fix the cable to the cable comb inside the support unit using
standard cable tabs. See Figure 71 below.
0401-092
Figure 71 Cable Comb for Securing LT31OBS Cable
9. Open the interface unit box. See Figure 63 on page 107.
10. Wire the cable through one cable feed-through at the bottom of the
box.
11. Do the connection as shown in Figure 81 on page 120.
12. Tighten the cable feed-through carefully and wind the rest of the
cable into a ring. Secure it with standard cable tabs.
13. LT31OBS switches on automatically when the illumination is
approximately below 400 lux.
Mounting Transmitter Measurement Unit
CAUTION
Before the measurement unit can be installed, the transportation lock for
the optics unit must be removed! This should be done on a clean
workbench in a dry room.