Vigilantplant TDLS8000, User Manual

Page: 279 / 320

<Appendix 8 Explosion Protected Type Instrument>
App.8-10
IM 11Y01D01-01EN
(3) Installation
• The installation of the equipment should be carried out by the engineers or other
professional personnel of the related expertise. The installation should not be carried out by
operators or other unprofessional personnel.
• The installation must be in accordance with EN 60079-14 and relevant local codes.
• The equipment must only be used in an area of not more than pollution degree 2, as defined
in IEC 60664-1.
• Mounting orientation of TDLS8000 is within 30 degrees relative to the horizontal direction.
• When the cable glands and/or adapters are used, they must be Ex “d”, Ex “e”, or Ex “n” type,
and must also meet the ingress protection requirement of IP54 or more. If TDLS8000 is
installed in where more than IP54 is required as ingress protection, the cable gland and/or
adapters should be meet the requirement.
• The thread type of the cable entries shall be confirmed according to the user’s manual.
• Screws of the field wiring terminals must be tightened with specified torque values as
follows:
– Sensor Control Unit: 0.5 to 0.6 Nm,
– Laser Unit: 0.4 to 0.5 Nm
• Field wiring for ethernet communication must be in accordance with IEEE 802.3 so as to
avoid overvoltage of > 119 V.
WARNING
- DO NOT OPEN WHEN AN EXPLOSIVE ATMOSPHERE MAY BE PRESENT
- POTENTIAL ELECTROSTATIC CHARGING HAZARD
- FOR INSTALLATION AND SAFE USE, READ IM11Y01D01-01
(4) Operation
WARNING
• Electrostatic charge may cause an explosion hazard. Avoid any actions that cause the
generation of electrostatic charge, such as rubbing with a dry cloth on coating face of
product.
• Take care not to generate mechanical sparking when access to the instrument and
peripheral devices in hazardous locations.
(5) Maintenance and Repair
WARNING
The instrument modification or parts replacement by other than authorized Representative of
Yokogawa Electric Corporation is prohibited and will void the certification.
When opening the cover, the enclosure should be dry and clean to prevent from ingress water or
dust.
3rd Edition: Jun. 10, 2016-00