Micropack FDS301 - 2.3 VDS EN54 Limitations of Use; 2.4 Important Safety Notices

The threaded
p
ortions of the detector are flame
p
aths.
These threads and the flame
p
aths
around the window are not to be repaired.
To maintain safety standards, commissioning and regular maintenance should be performed b
y
qualified personnel.
2.3
VDS EN54
p
art 10 Limitations
of
use
The FDS301 is not a
pp
roved for use in Ox
yg
en-enriched
atmos
p
heres.
As the FDS301 responds to visible flame the FDS301 cannot be used in locations where flare
stacks are within its field of view without triggering alarms.
The FDS301 is unable to detect fires that are invisible to the naked e
y
e, such as those usin
g
p
ure
hydrogen, methanol and sulphur as fuel.
The sensitivity of the FDS301 is reduced by obscurants such as smoke, fog and other airborne
particulates. The FDS301 may be blinded by extremely dense obscurants.
Arc welding should not take place within 1 m of the FDS301.
The “optical fault” must be disabled for applications where there is no light present eg. Cellar or
Chimney stack.
2.4
Im
p
ortant Safet
y
Notices
Pa
y
attention to the
g
uidelines
g
iven throu
g
hout
this
document.
If in any doubt about the instructions listed within this manual then please contact Micropack
(En
g
ineerin
g
) Ltd. Micro
p
ack (En
g
ineerin
g
) Ltd takes no res
p
onsibilit
y
for installation and/or use
of its equipment if this it is not in accordance with the appropriate issue and/or amendment of
the manual. Micropack (Engineering) Ltd reserve the right to change or revise the information
contained herein without notice and without obligation to notify any person or organisation of
such action.
Onl
y
those
p
arameters and confi
g
urations
hi
g
hli
g
hted with the FM diamond (
tested and approved by Factory Mutual.
) have been
Warnin
g
Do not open the detector assembly in a hazardous area when power is applied. The detector
contains limited serviceable components and should never be opened except by trained
personnel.
Caution
The wiring procedures in this manual are intended to ensure functionality of the device under
normal conditions. Due to the many variations in wiring codes and regulations, total compliance
to these ordinances cannot be guaranteed. Be certain that all wiring complies with all local
ordinances. If in doubt, consult the authority having jurisdiction before wiring the system.
Installation must be done by trained personnel.
This document is strictly private and confidential, reproduction without Micropack approval is prohibited. © Micropack Engineering Ltd, 2015
FDS301 Flame Detector FDS301 Safety and Technical Manual
6
Ref: 2200.5009 Rev: 2.3 ECN 4434
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