sewerin EX-TEC PM 4, Руководство по эксплуатации

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2
1 General
1.2 Purpose
The EX-TEC PM 4 is an electronic handheld device for the de-
tection and measurement of gas concentrations. Equipped with
three sensors, it can be used for the ppm range, the % vol. range
and the LEL range.
The
EX-TEC PM 4 is available as a diffusion device (without a
pump) or pump device (with an integrated pump).
Note:
These operating instructions describe the func -
tions of firmware version 2.XXX. The manufac -
turer reserves the right to make technical changes.
The information provided here refers to a fully
equipped EX-TEC PM 4 , including pump (pump
device). It also applies for diffusion devices.
1.3 Intended use
According to DVGW Note G 465-4 the device can be used for
the following purposes:
z
Testing in houses/buildings ,
e.g. measuring minute gas concentrations in buildings and
locating the origin of the gas
z
Testing in enclosed spaces ,
e.g. measuring the gas concentration in enclosed spaces or
shafts with an increased potential of gas dispersal
z
Warning against explosive gas concentrations ,
e.g. for monitoring work areas whilst carrying out work to gas
pipes or gas systems
z
Measurement of gas concentrations ,
e.g. when decommissioning gas systems
WARNING!
The EX-TEC PM 4 is not suitable for the location or
analysis of leaks in underground pressure lines.