User guide

Spectrex Inc. - SharpEye
TM
Hydrogen (SH) Flame Detector Manual – TM 784600, Rev. A, May 2005
2
2. Technical Description
•
Detection Range: up to 100 ft (30 m) for an Hydrogen plume fire with 20”
(0.5m) height and 8” (0.2m) width.
•
Ultra High Immunity to False Alarms (see section. 3.3).
• Advanced Digital Processing of the Dynamic Characteristics of Fire:
Flickering, Threshold correlation and Ratio.
•
Three Separate IR Channels: Between 1-4 microns.
• Field Programmable Sensitivity: four ranges.
•
Two Response Levels
: Warning & Detection.
•
Solar Blind
• Microprocessor Based: Digital signal processing.
•
Built In Test
: Manual and Automatic (see section. 4.2.2).
•
Electrical Interface:
o
Dry contact RELAYS.
o
Communication network RS-485.
o 4-20mA output.
• Certification: Pending by F.M and ATEX.