Yokogawa In-Situ Gas Analyzer TDLS200 - Manual (Page 9)

1-2 <1 INSTRUMENT CHECK>
For YR-200 (Remote Interface Unit, RIU) Zone 2 (CAT 3) ATEX use the following labels will be attached
as appropriate:
NOTE - ATEX Hazardous Area Operation:
Product MUST NOT be used in Zone 0 (CAT 1) locations
Product MUST NOT be used in Group I (Dust/Grain) locations
Product MUST NOT be used in Group III (Fibers) locations
Conditions of Certifi cation
On loss off purge an alarm shell be made to inform the user, action shall then be taken by the user to
ensure continued use is safe.
A functional test shall be carried out in accordance with clause 17.1 of EN 60079-2:2007 to verify the
parameters of the Purge Control Unit when fi tted.
A leakage test shall be carried out in accordance with clause 17.2 of EN 60079-2:2007. The
manufacturer shall record and retain these results.
Only Lithium batteries specifi ed in manual are to be used in this enclosure.
Special Conditions of Certifi cation:
A suitability certifi ed Purge Control Unit must be sued with the TDLS Analyzer that is capable providing
the requirements listed on label/certifi cate and that either provides a suitable exhaust through a particle
barrier of to a safe area.
When installed there shall be a minimum of two pressure regulators in the air/nitrogen supply line.
CAUTION - For Cleaning of the labels and LCD window, please use wet cloth to avoid electrostatic
condition.
IM 11Y01B02-11E-A 5th Edition :June 5, 2012-00