Varec 8620 Benutzerhandbuch
8620 Driver Entry Terminal
Varec, Inc.
5
2 Preparing for Installation
This chapter provides a site preparation checklist, safety information, unpacking instructions,
and installation instructions.
Site Preparation Checklist
Before installing the 8620 DET, ensure the following items:
• Adequate space for installation
• The appropriate communication lines back to the FuelsManager Oil & Gas Terminal
• The appropriate communication lines back to the FuelsManager Oil & Gas Terminal
Automation system
• Power (AC or DC)
• Grounding
• Enclosure protection, such as concrete barrier poles to prevent trucks from damaging
• Grounding
• Enclosure protection, such as concrete barrier poles to prevent trucks from damaging
the unit
General Safety Guidelines
The 8620 DET is certified to be used in Class I, Div 2, hazardous locations.
The user shall follow safety guidelines provided by the Occupational Safety and Health
Administration (OSHA) for additional protection. Information may also be obtained from the
following sources:
• National Electrical Code (NEC)
• National Fire Protection Association (NFPA)
• Instrument Society of America (ISA)
• FM Approvals (FM)
• Underwriters’ Laboratories Incorporated (UL)
• National Fire Protection Association (NFPA)
• Instrument Society of America (ISA)
• FM Approvals (FM)
• Underwriters’ Laboratories Incorporated (UL)
When in doubt about the safety of an area, check with the local safety authorities. Always
observe equipment labels and warning signs posted in the area.
Installation Safety Guidelines
This equipment should be installed only by qualified personnel familiar with the installation of
display and monitoring equipment.
Caution should be exercised when any area that is posted or otherwise assumed to contain
hazardous gases. Always follow OSHA guidelines.
To prevent shock hazards, the housing of all units should be properly grounded in accordance
with the National Electrical Code. A grounding conductor should be wired to the grounding
terminal provided on the 8620 DET.
! Warning Before attempting installation of the 8620 DET, review the "General Safety
Guidelines" above. Installation and maintenance personnel should become
familiar with any hazards present as well as any agency requirements before
working with any equipment.
Obtain a hot permit before opening the 8620 DET cover with power applied.