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<3. Installation>
3-2
IM 11M13A01-02E
3.1
Installation of General-purpose Detector
3.1.1
Installation Location
The following should be taken into consideration when installing the detector:
(1) Easy and safe access to the detector for checking and maintenance work.
(2) An ambient temperature of not more than 60°C, and the terminal box should not be affected
by radiant heat.
(3) A clean environment without any corrosive gases.
(4) No vibration.
(5) The sample gas satisfies the specifications described in Chapter 2.
(6) No sample gas pressure fluctuations.
3.1.2
ATEX Flameproof Type
ZR22S-A Detector for use in hazardous locations:
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
Equipment 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 Detector.
WARNING:
DO NOT OPEN WHEN AN EXPLOSIVE GAS ATMOSPHERE
IS PRESENT
POTENTIAL ELECTROSTATIC CHARGING HAZARD-READ
USER’S MANUAL (IM11M13A01-02)
FOR INSTALLATION AND SAFE USE, READ IM11M13A01-02
USE AT LEAST 150°C HEAT RESISTANT CABLES & CABLE
GLANDS
• Take care not to generate mechanical sparking when accessing to the detector
and peripheral devices in hazardous location
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 the
certification.
Содержание ZR22S
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