Technical Specification; Key To Symbols - Sundstrom SR 900 Mode D'emploi

4.4.5 Change of gasket
Detach the filter holder with the filter, see 4.4.4
Change filter holder.
52
Release the gasket from the attachment on
the filterholder.
53
Mount the new gasket. Attach the filter
51
holder, see .
4.4.6 Fitting the filter in a mask
54
Fit the filter in the filter holder so that the
arrows on the filter are pointing towards the
mask.
Check that the edge of the filter is sealed by
55
the filter holder all around.
Check that the filter is in the internal groove
56
of the filter holder all around.
57
Place a pre-filter in the pre-filter holder.
Press the pre-filter holder onto the filter.
58
Assembling a combined filter
Place the upper surface
59
filter against the bottom surface
gas filter.
Squeeze hard until you hear the partice filter
60
snap onto the gas filter.
The particle filter shall always be snapped onto
the gas filter and the gas filter shall always be
inserted in the mask.
Separating a combined filter
61 Place a coin between the lower lip of the
particle filter and the small tab moulded into
the side of the gas filter.
• Push firmly and twist the coin until the filters
separate.

5. Technical specification

Inhalation resistance with particle filter
≈ 40 Pa at 30 l/min.
Exhalation resistance
≈ 73 Pa at 160 l/min.
Materials
The material and pigments of the SR 900 mask
body are approved for exposure to provisions,
which minimizes the risk of contact allergies.
All plastic parts are marked with material
codes
64
Shelf life
The shelf life for SR 900 is 5 years from the
date of manufacture, see the date clocks, mon
and year .
63
28
a of the particle
b of the
62
Size and weight
66
Storing condition
67
Using conditions

6. Key to symbols

See user instructions
Date marks
CE approved by
INSPEC Certification Ltd
Relative humidity
<XX% RH
+XX°C
Temperature range
-XX°C
>PP+TPE< Material designation
7. Approvals
CE/EN
The half mask SR 900 is approved in accordance
with EN 140:1998.
The EC type approval certificate has been issued
by Notified Body 0194. For the address, see the
reverse side of the user instructions.
Australian StandardsMark
The half mask SR 900 is tested and certified to
AS/NZS 1716:2012. The StandardsMark is issued
under licence by SAI Global Pty Limited Lic No.766
(ACN 108 716 669) ("SAI Global").