S826/6
CONDITIONS OF CERTIFICATION
1. Due to safety critical internal creepage and clearance distances in the
control unit, if installed in a location other than a clean and dry
environment, the user shall ensure that the control unit is additionally
provided with protection having an ingress protection rating of at least
IP54 and is maintained throughout the lifetime of the equipment.
2. The float switch incorporates an isolated metal part which could
become either charged in use or be a discharge point for charged
liquids upon filling or emptying. The float switch shall only be used in
applications where static generated via contact liquids are controlled so
not to be considered an ignition source.
3. The relay contacts in normal operation shall not switch more
than 5Arms, 250Vrms or 100VA in accordance with IEC 60079-11:2011
Clause 6.3.14.
4. Where applicable, only alkaline batteries of the same make shall be
used as replacements. All batteries shall be replaced at the same
time.
IMPORTANT WARNING NOTES
1. This alarm is designed for use with liquids classed as category 1, 2 or 3
in accordance with European Regulation No. 1272/2008, including
petrol, diesel, gas oil, water, hydraulic oil and heating oil. It can be used
with Anti-freeze or Adblue if the optional stainless steel float switch
assembly is fitted.
2. The alarm box featuring the warning devices and test/mute buttons
must not be installed in a hazardous zone or below ground level. The
float sensor can be located in zones 0, 1 or 2 with the supplied
connecting wire running to the alarm box.
3. The user must ensure that chemicals present in the atmosphere do not
affect the performance or degrade the polycarbonate enclosure.
4. Only the correct ATEX/IECEx certified float switches supplied by Hytek
can be used with the Tank Alarm.
5. Installation of this equipment and its associated tank, pipe work and
fittings should only be carried out by qualified fuel installation
engineers.
