CiDRA SONARtrac PW VF-100 - Manual (Page 70)

20832-01 Rev 05 Page 6-4
For installation in Hazardous areas, both the Sensor Head and the
Transmitter have to have the same hazardous area approvals
even if only one of the two pieces is to be installed in a hazardous
area.
WARNING
EXPLOSION HAZARD - Installation of equipment in hazardous
areas must comply with the appropriate control drawing for the
particular model numbers. See Control drawings in the
appendix of this manual (for Division 2) or the appendix of
SONAR PROCESS MONITORING SYSTEM SUPPLEMENT FOR
ATEX ZONE 2 SAFETY (for ATEX Zone 2).
WARNING
EXPLOSION HAZARD – Do not disconnect equipment unless
power has been removed or the area is known to be free of
explosive gasses.
WARNING
When explosive gases may be present, the transmitter door may
be opened only to use the keypad or reset button. Obtain hot
work permit and ensure explosive gasses are not present prior
to performing any other operation.
WARNING
EXPLOSION HAZARD – Substitution of components may void
the suitability for hazardous areas.
WARNING
Explosion hazard - Do not remove or replace fuses unless power
has been disconnected or the area is known to be free of
ignitable concentrations of flammable gases or vapors.
Avertissement
Risque d’explosion – Couper le courant ou s’assurer que
l’emplacement est désigné non dangereux avant de replacer les
fusibles.
Warning
Explosion hazard - Repair and replacement of internal cabling,
circuit boards, or components on circuit boards should only be
performed using factory-approved replacement components and
procedures. Unauthorized repairs may impair suitability for
Division 2.