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１２
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(2) Suction type gas detector head
Suction type gas detector should be used in locations as follows.
①
Inside a piping pit or location where is shut tightly.
②
Furnace sampling
③
Location where the ambient temperature is high or low
④
Location where is high
Use 6
φ
×4
φ
pipe work for the Suction type gas detector head and the length should be 30m or less.
And the gas detector head should be installed in a location where is easy to access for maintenance.
Example : locations to install
Installation for Rainproof cover(PW-51)
Fig.12 Example - location to install Suction type gas detector head
Fig. 13 Example - installation for PW-51
Gas collecting pump should be installed at high location where is free from sucking water.
CAUTION
Drain pit
A location where is not easy to
access for maintenances.
Rainproof cover
(PW-51)
Gap plate
Gas collector
(PF-N3)
Sampling Tube
Filter with Flow
checker(FC-32)
