SS4紫外紅外火焰探測器 優勢供貨
Fire Sentry SS4/FSC紫外/紅外火焰探測器
Honeywell在2011年底收購的fire sentry公司利用出眾的火焰探測技術用于所有火焰探測產品的設計與制造，此技術早在1884年就開始應用，并且有軍工、航空領域技術背景。fire sentry火焰探測器利用專利的寬頻紅外量子傳感器，FS24三重紅外火焰探測器使用寬頻4.3微米紅外技術的局限性。SS4-A型光電火焰探測儀采用UV/IR探測技術并成功應用于全世界數千處場合中。
·Multi-Spectrum可探測紫外、可見及紅外光光譜
·內置“through the lens”自檢測試
·誤報警屏蔽
·探測所有火災，不僅僅是碳氫和非碳氫類火災
·可調探測精度
·運行于大范圍溫度范圍內
應用范圍
·碳氫類火焰探測：CH4、C2H6...
·非碳氫類火焰探測：SiH4、H2...
·其他火焰探測：酒精、IPA...
General Specification
Sensitivity Adjustable between 18 m (60 ft.), 14 m (45 ft.), 9 m (30 ft,) and 4.5 m (15 ft.) to a 0.1 m2
(1 sq. ft.) gasoline fire
Response time 2-5 seconds to 0.1 m2
(1 sq. ft.) of gasoline fire at 18 m (60 ft.)
Field-of-view 120 degrees cone of vision (60 degrees from on axis).
Spectral sensitivity Ultraviolet: 185 to 260 nanometres
Wide Band Infrared: 0.7 to 3.5 micrometres (SS4-A and SS4-AS only)
Visible: 400 to 700 nanometres (SS4-A and SS4-AS only)
Input power 24 Vdc nominal (20.5 to 34 Vdc)
Power consumption 68 mA normal operation (relay version)
75 mA alarm condition (relay version)
95 mA alarm condition (analog version)
Output relays
Fire alarm relay NO & NC contacts
Latching / Non-Latching, switch selectable
Fire verify relay NO & NC contacts
Adjustable time from 0 to 30 seconds
Fault relay NO & NC contacts
Relay contact ratings: 0.5 A at 120 Vac, 1.0 A at 24 Vdc, non-inductive
Fault relay is energised during normal operation
All other relays are de-energised
Operating temperature -40?C to 85?C (-40?F to +185?F)
Humidity range 10 to 98% RH, non-condensing
Weight 1.8 kg (4 pounds) - Aluminum
3.4 kg (7.5 pounds) - Stainless Steel
Housing Copper-free aluminum (less than 0.4%) powder coated NEMA4 (IP66), tamper resistant with
integral dual 3/4” NPT conduit openings or optional M25.
Stainless steel housing available
Certification FM
Class I, Div. 1 & 2, Groups B, C and D
Class II, Div. 1 & 2, Groups E, F and G
Class III
ATEX, IECEX II 2 GD
Gas: Ex d IIC T4(Ta: -40°C to + 110 °C), T5 (Ta: -40°C to + 75°C), T6 (Ta: -40°C to
+60°C)) Gb
Dust: Ex tb IIIC IP66 T 135°C Db
FMEDA meets IEC 61508 safety requirements
Vibration Meets or exceeds MIL Spec 810 C Method 514.2, Curve AW
Mounting Swivel bracket assembly
Warranty Two years from factory shipping date.
Output Option mA 0-20 mA ‘source’
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