Spectrex 40/40L-LB UV/IR Flame Detector Series - Manual (Page 55)

Technical Specifications 43
A Specifications
➣ In this appendix…
Technical Specifications page 43
Electrical Specifications page 44
Outputs page 44
Approvals page 47
Mechanical Specifications page 47
Environmental Specifications page 47
A.1 Technical Specifications
Spectral Response 40/40L-LB UV:0.185 – 0.260µm IR:2.5 - 3.0µm
40/40L4-L4B UV:0.185 – 0.260µm IR:4.4 - 4.6µm
40/40L-LB
Detection Range
(at highest Sensitivity
Setting for 1ft
2 (0.1m 2 ) pan
fire)
Fuel ft. / m Fuel ft. / m
Gasoline 50 / 15 Methanol 25 / 7.5
n-Heptane 50 / 15 Methane * 15 / 4.5
JP5 37 / 11 LPG * 15 / 4.5
Kerosene 37 / 11 Paper 15 / 4.5
Diesel Fuel 37 / 11 Polypropylene 15 / 4.5
Alcohol 95% 25 / 7.5 Hydrogen* 15 / 4.5
IPA 25 / 7.5
* 20" (0.5m) high, 8" (0.2m) width plume fire
40/40L4-L4B
Detection Range
(at highest Sensitivity
Setting for 1ft
2 (0.1m 2 ) pan
fire)
Fuel ft. / m Fuel ft. / m
Gasoline 66 / 20 IPA 52 / 16
n-Heptane 66 / 20 Methanol 39 / 12
JP5 49 / 15 Methane * 26 / 8
Kerosene 49 / 15 LPG * 23 / 7
Diesel Fuel 49 / 15 Paper 23 / 7
Alcohol 95% 39 / 12 Polypropylene 16 / 5
* 20" (0.5m) high, 8" (0.2m) width plume fire
Response Time Typically 5 seconds for models 40/40L-LB.
Typically 3 seconds for models 40/40L4-L4B.
Adjustable Time Delay Up to 30 seconds