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<3. Installation>
3-2
IM 11M13A01-04E
3.1.2 ATEX Flameproof Type
ZR202S–A Analyzer for use in hazardous area:
Note 1: Applicable Standard: EN 60079-0: 2012+A11: 2013, EN 60079-1: 2014,
EN 60079-31: 2014
Certificate Number:
KEMA 04ATEX2156 X
The symbol “X” placed after certificate number indicates that the equipment is subjected to
special conditions for safe use. Refer to Note 6.
Type of protection:
Ex db IIB+H
2
T2 Gb, Ex tb IIIC T300°C Db
Equipmant Group:
II
Category:
2GD
Temperature class for Ex “db”: T2
The maximum surface temperature for Ex “tb”: T300°C
Degree of protection of enclosure:
IP66
Note 2: Wiring
• All wiring shall comply with local installation requirement.
Note 3: Operation
• Keep to “WARNING” on the Analyzer.
WARNING:
DO NOT OPEN WHEN AN EXPLOSIVE GAS ATMOSPHERE IS PRESENT
POTENTIAL ELECTROSTATIC CHARGING HAZARD-READ USER’S
MANUAL (IM11M13A01-04)
FOR INSTALLATION AND SAFE USE, READ IM11M13A01-04
USE AT LEAST 80°C HEAT RESISTANT CABLES & CABLE GLANDS
• Take care not to generate mechanical sparking when accessing to the analyzer and peripheral
devices in hazardous area.
Note 4: Maintenance and Repair
• The analyzer modification or parts replacement by other than authorized representative of
Yokogawa Electric Corporation is prohibited and will void the certification.
Note 5: Cable Entry
• The threaded type of cable entry is marked beside the cable entry according to the following
markings.
Threaded type
:
Marking
M20x1.5
:
M
1/2 NPT
:
N
• The cable entry devices (cable glands etc.) and blind plugs shall be in type of protection Ex “db” or
Ex “tb”, suitable for the conditions of use and correctly installed. They shall provide a degree of
ingress protection of at least IP66.
Note 6: Special conditions for safe use
Electrostatic charge may cause an explosion hazard. Avoid any actions that cause the generation of
electrostatic charge, such as rubbing with a dry cloth.
If it is mounted in the area where the use of Ex “tb” apparatus is required, it shall be installed in such
a way that the risk from electrostatic discharges and propagating brush discharges caused by rapid
flow of dust is avoided.
Содержание ZR202S
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