Vaisala HMP230 User Manual
Page 19
HMP230 SERIES
M210225en-B User's Guide
13
PROBE UP
PROBE
PUSHED
DOWN
cable length
2, 5 or 10 m
ш5.5
178
31
ш13.5
adjustment
range120 mm
29
R1/2 ISO 7/1
non leaking screw (A)
(factory setting)
or leak screw (B)
(included in the package)
149
clasp nut
fitting body
Figure 11
HMP238 Probe dimensions (in mm)
NOTE
Take care not to damage the pipe of the probe. If the
pipe is damaged, the probe head is less tight and it will
not go through the clasp nut.
3.2.7.1. Mounting;
overview
>10.5mm
fitting body
hex = 24mm
tapered thread
R1/2 ISO 7/1
ø19mm drilling
sealing with:
1. LOCTITE® No 542 + activ. No 7649 (t=-55...+150 °C)
2. MEGA-PIPE EXTRA No 7188 (t=-55...+170 °C)
3. PTFE tape (t=-60...+210 °C) NOTE: the tape does not lock
the parts together. Therefore, use two fork spanners (hex 24 and
27 mm) for tightening and opening the clasp nut of the probe
parallel thread
G1/2 ISO 228/1
(BS 2779, JIS B0202)
>40mm
Process or pipe wall
Figure 12
Sealing and thread cutting for the fitting body
(provided with
the probe)
Thread for the
fitting body:
Examples of
sealings: