Vaisala HMT140 User Manual page 21

The following numbers refer to Figure 4:
Probe (HMP110D)
1
Duct installation kit
2
Probe cable
3
To assemble the probe:
Pass the probe cable through the plastic pipe of the duct
1
installation kit.
Connect the probe cable to the HMP110D.
2
Figure 5: Drilling Instructions
The following numbers refer to Figure 5:
Mounting screw
1
Tension screw
2
HMP110D assembled in duct installation kit plastic pipe
3
To attach the probe assembly to the duct:
Drill the holes for the duct installation kit as follows:
1
•
•
Mount the probe holder using the screws.
2
Adjust the depth of the plastic pipe and tighten the screw
3
to lock the probe in place.
M211488EN-E
2
1
Use a 24-mm drill bit to drill a hole in the wall.
Use a 3.2-mm drill bit to make four holes for the
installation screws (four ST4.2×16-C-Z DIN 7981
screws). The holes should be arranged in a square
around the 24 mm hole, at a distance of 42 mm from
each other.
Mounting
3
17