Introduction
Safety Symbols
2
Safety Symbols
The following safety symbols may be used throughout this manual to alert you to important safety hazards and
precautions.
Safety Marking
The Mag-FLEX Probe is an intrinsically safe apparatus designed to be installed in Zone 0 and on the boundary of
hazardous areas between Zone 1 and Zone 0, i.e., the wall of a fuel tank. Associated apparatus connected to this
product must have a compatible barrier and/or shall have suitable entity parameters.
EXPLOSIVE
Fuels and their vapors are extremely explo
-
sive if ignited.
FLAMMABLE
Fuels and their vapors are extremely flammable.
SLIPPERY
Curved metal tank surfaces can be extremely
slippery. Wear approved boots with slip
resistant soles.
FALLING OBJECTS
Being struck by even small objects falling from tall struc
-
tures can result in severe injury or death. Wear your hard
hat at all times when working alongside tall structures.
POWER
To prevent ignition of flammable or combusti
-
ble atmospheres, disconnect battery before
servicing.
NOTICE
is used to address practices not related to
physical injury.
WARNING
indicates a hazardous situa
-
tion which, if not avoided, could result in
death or serious injury.
CAUTION
indicates a hazardous situation which, if
not avoided, could result in minor or moderate
injury.
SAFETY HARNESS
Injury or death resulting from falls while work
-
ing on tall structures can be prevented by
wearing a 5-point harness that is tethered
securely by a shock absorbing lanyard to the
structure.
SAFETY BARRICADES
Unauthorized people or vehicles in the work area are dan
-
gerous. Always use safety cones or barricades, safety
tape, and your vehicle to block the work area.
READ ALL RELATED MANUALS
Knowledge of all related procedures before
you begin work is important. Read and
understand all manuals thoroughly. If you do
not understand a procedure, ask someone
who does.
Device suitable for potentially explosive areas
II
Group II: for installations in areas other than mines and related
surface equipment
1
Category 1: to be installed in Zone 0, Zone 1 or Zone 2 hazard
-
ous areas
1/2
Category 1/2: to be installed on the boundary of Zones 0 and
Zone 1 hazardous areas
2
Category 2: to be installed in Zone 1 or Zone 2 hazardous areas
G
For potentially dangerous areas characterized by the presence
of gases, vapours or mists
OFF
NOTICE
WARNING
CAUTION
