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Technical specifications – Spectrex Series 200 Open-Path Gas Detection System User Manual

Page 28

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Spectrex Inc. - SafEye

TM

200 Gas Detector Manual – TM 792100, Rev. D, May 2004

20

4. Technical Specifications

4.1 General Specifications

Detected Gases: Simultaneous detection of C

1

-C

8

flammable gases

Detection Distance range:

Table 13: Detection Distance Range

Model No.

202

203

204

226

227

Distance (ft)

2.8-39

33-131

49-197

98-295

164-459

Distance (m)

3-12

10-40

15-60

30-90

50-140

Response T ime

2 Sec.

5 Sec.

5 Sec.

5 Sec.

5 Sec.

Response time:

5 sec to T 90

Spectral Response:

3.0 - 4.0 micron
0-5 LEL.m (Standard)

Sensitivity Range:

0-2 LEL.m (by dipswitch setting)

Field of View:

Line of Sight

Alignment Tolerance:

± 1°

Drift:

Long term ± 5% of full scale

Temperature Range:

-40°F (-40°C) to +131°F (+55°C)

Immunity to false alarm:

Does not produce false alarm and is not
influenced by Solar Radiation, Hydrocarbon
Flames and other external IR Radiation
Sources.