Introducion - Tyco FlameVision FV300 SERIES User Manual

Infra-red flame detection
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1.
INTRODUCTION
The FV300 FlameVision range is a new family of advanced, high technology infra-red array flame
detectors with reliable wide area flame detection and excellent false alarm immunity. The FV300
FlameVision detectors offer a major improvement in both flame detection capability and immunity
to false alarm sources over triple IR detectors. The detector can be supplied with an optional built-
in colour video camera for connection to CCTV systems to display the field of view with an
overlay showing alarm location and status information. All FV300 models provide fire and fault
relays, 4-20mA output and a field network interface as standard for connecting to external
equipment.
The FV300 FlameVision detectors use an array of 256 sensitive infra-red sensors to view the
protected area. The IR array is combined with 2 other optical sensors to provide 3 highly sensitive
optical channels. Powerful algorithms running on a Digital Signal Processor (DSP) are tuned to the
characteristics of a fire and analyse the signals from these 3 channels to reliably identify fires. The
FV300 offers sensitive flame detection over a long range with a wide and consistent field of view.
It also has excellent immunity to false alarms.
One of the key advantages of using an array is that the detector can identify the location of the
flame within the field of view. The location information is used to overlay a marker on the live
camera image to highlight the fire. The user can quickly see the location of the fire and decide on
the appropriate action. The location information is also available on the field network interface.
The FV300 FlameVision range is highly configurable to provide flexible detectors for all
applications. The most common options are set using DIP switches with more advanced options
set using a PC tool. The detectors also include features designed to reduce maintenance, including
remote configuration, internal diagnostic logs and built-in alarm and window cleanliness tests. A
portable test tool, suitable for use in hazardous areas is available to operate the alarm and window
test facilities remotely.
The FV300 FlameVison detectors are housed in a rugged stainless steel enclosure suitable for harsh
environments. All detectors share the same detection circuitry, optics and mechanics and the
choice of two back box variants gives two basic flameproof (explosion proof) flame detector
models. The FV311S series features cable gland entries and integral cable termination
facility. The FV312S series features a sealed back box with cable for connection of field wiring
via an EExe junction box.
Each model is available in three variants depending whether the detector is fitted with an internal
CCTV camera and which type of camera is fitted. The range of variants includes:
FV311S
FV311SC
FV311SC-N
FV312S
FV312SC
FV312SC-N
Cable entries
Cable entries
Cable entries
Sealed back box
Sealed back box
Sealed back box
INTRODUCTION
No CCTV camera
PAL CCTV camera
NTSC CCTV camera
No CCTV camera
PAL CCTV camera
NTSC CCTV camera
1

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