Viking VSF303, Техническое руководство

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6 Safety and Technical Manual
Rev: 2
Form No. F_020521
VSF303 Flame Detector
This document is strictly private and confidential, reproduction without Viking Corporation approval is prohibited. © 2021 The Viking Group Inc.
2 Safety Instructions
For the correct and effective use of this equipment, to maintain safety and avoid hazards it is
essential that you read and understand these instructions fully and act accordingly BEFORE
installing, operating, or maintaining the equipment.
PAY ATTENTION TO ALL SAFETY WARNINGS AND CAUTIONS
Warnings
This equipment is certified and intended for use in potentially hazardous areas. Install and use the
equipment in accordance with the latest regulations. The end user shall close any unused entries
using suitably certified blanking elements to maintain the housing’s type of protection.
For European (ATEX) installations IEC/EN60079-14 ‘Electrical Installations in Hazardous Areas’
and ICE/EN60079-17 ‘Inspection and Maintenance in Hazardous Areas’ should be strictly observed.
The IR3 type flame detector; Viking VSF303, is to be installed in places where there is a low risk of
mechanical damage.
For installations in North America the National Electrical Code (NEC) should be strictly observed. In
other countries the appropriate local or national regulations should be observed.
The equipment must be properly earthed to protect against electrical shock and minimize electrical
interference.
Do not drill holes in any housing or enclosure as this will invalidate the explosion protection. Ensure
that the enclosure lid is fully tightened and locked into position before energizing the equipment.
Do not open the enclosure in the presence of an explosive atmosphere.
All permits and proper site procedure and practices must be followed, and the equipment must be
isolated from the power supply before opening the enclosure in the field.
Operators must be properly trained and aware of what actions to take in the event of a fire being
detected.
Cable to be used for installation is to be selected with a temperature rating of greater than 77 °F
(25 °C) above the maximum ambient temperature. The metric cable entries are fitted with an
internal stop. This will result in threads of the cable gland being visible. Do not over tighten.
Cautions
Use only approved parts and accessories with this equipment.
Do not attempt to replace the window as the sapphire and the front cover are individually matched
pairs to meet the stringent requirement of the hazardous area certification.
The threaded portions of the detector are flame paths. These threads and the flame paths are not to
be repaired.
To maintain safety standards, commissioning and regular maintenance should be performed by a
qualified person.
Important Safety Notices
Pay attention to the guidelines given throughout this document. If in any doubt about the instructions
listed within this manual, then please contact Viking.