Yokogawa Integral Oxygen Analyzer ZR202 - Manual (Page 45)

IM 11M13A01-04E 3-5
3. Installation
3.1.5 IECEx Flameproof Type
ZR202S–D Analyzer for use in hazardous area:
Note 1: No. IECEx KEM 06.0006
IECEx flameproof type
Ex d IIB+H 2 T2
Enclosure: IP66
IECEx type of protection "Dust"
Ex tD A21 IP66 T300
؇ 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 IECEx
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
• In case of ANSI 1/2 NPT plug, ANSI hexagonal wrench should be applied to screw
in.
• 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 Ex d IIB+H
2
T2,
Ex tD A21 IP66 T300
؇ C, provide at least 6 threads engaged when installed, and resist
heat so that they can be used in the operating environment, should be used.