Yokogawa Integral Oxygen Analyzer ZR202 User Manual

Page 42

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IM 11M13A01-04E

3-2

3.1.2 CENELEC ATEX (KEMA) Flameproof Type

ZR202S–A Analyzer for use in hazardous area:

Note 1: No. KEMA 04ATEX 2156

Type of Protection and Marking Code: EEx d IIB+H

2

Group: II

Category: 2GD

Temperature class: T2, T300

Њ C

Enclosure: IP66

Note 2: Wiring

• All wiring shall comply with local installation requirement.

• The cable entry devices shall be of a certified flameproof type suitable for the
condition of use

Note 3: Operation

• Keep the “WARNING” label to the Detector.

WARNING: DO NOT OPEN WHEN ENERGIZED. INSTALL IN

ACCORDANCE WITH THE INSTRUCTION MANUAL. USE
AT LEAST 80˚C HEAT RESISTANT CABLES.

• Take care not to generate mechanical sparking when accessing to the detector and
peripheral devices in hazardous area.

Note 4: Maintenance and Repair

• The detector modification or parts replacement by other than authorized

representative of Yokogawa Electric Corporation is prohibited and will void KEMA

Flameproof Certification.

Note 5: Cable Entry

• The type of cable entry is marked near the cable entry port according to following

codes.

Type of Cable Entry Code

M20

ϫ1.5

: M

1/2 NPT

: A

• The blanking elements shall be of a certified flameproof type, suitable for the
conditions of use and correctly installed.

• Certified cable glands that meet or exceed the requirements for EEx d IIB+H

2

IP66,

provide at least 6 threads engaged when installed, and resist heat so that they can be
used in the operating environment, should be used.

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