Spectrex Series 300 Open-Path Gas Detection System - Manual (Page 14)

Spectrex Inc. - SafEye TM 300 Gas Detector Manual – TM 794100, Rev. D, May 2004
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2.6 Description
The system comprises two main units; the Light Source and the Detector. The
SafEye system detects gases over an open path transmitted from the Light
Source to the Detector.
2.6.1 Light Source Unit
The Light Source unit emits IR radiation pulses, in a collimated beam (for
maximum intensity) to the detector unit. The model number is OPS-LI0x (Figure
1).
Figure 1: Light Source – Reflector Type