SafEye
™
™
Series 200 IR Gas Detector - User’s and Installation Guide
SPETCREX INC.
Doc. No. TM792100, Rev. B, Oct. 1997
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TABLE OF CONTENTS
1
1..
Product Description ................................................................................................................................. 1
1.1. General Introduction ................................................................................................................................ 1
1.2. Model Identification ................................................................................................................................. 1
1.3. Features ................................................................................................................................................... 2
1.4. Principle of Operation .............................................................................................................................. 2
1.4.1. Spectral Finger Print ............................................................................................................................. 2
1.4.2. Optical Path .......................................................................................................................................... 2
1.4.3. Microprocessor Based............................................................................................................................ 3
1.4.4. GAS SENSITIVITY............................................................................................................................. 3
1.4.5. Gas and Mixture Selection and Setting .................................................................................................. 3
1.5. Description............................................................................................................................................... 4
1.5.1. Flash Source Unit (Figures 1-1,1-2)....................................................................................................... 4
1.5.2. Detector Unit (Figure 3-1) ..................................................................................................................... 4
1.6. Operation Modes...................................................................................................................................... 6
1.6.1. Normal Mode ........................................................................................................................................ 6
1.6.2. Alignment Mode ................................................................................................................................... 7
1.6.3. Calibration Mode .................................................................................................................................. 7
1.6.4. Mode Selection...................................................................................................................................... 7
1.7. Visual Indications LEDs .......................................................................................................................... 8
1.8. Output Signals ......................................................................................................................................... 9
1.8.1. 4-20mA Current Output ........................................................................................................................ 9
1.8.2. Relays ................................................................................................................................................. 10
1.8.3. RS-485 Interface ................................................................................................................................. 10
1.9. Terminals............................................................................................................................................... 11
1.9.1. Detector Terminal ............................................................................................................................... 11
1.9.2. Flash Source Terminals ....................................................................................................................... 13
1.10. System Setup........................................................................................................................................ 14
1.10.1. Detector Setting................................................................................................................................. 14
1.10.2. Flash Source Setting.......................................................................................................................... 16
1.11. Specifications ....................................................................................................................................... 17
1.11.1. General Specifications ...................................................................................................................... 17
1.11.2. Electrical Specifications .................................................................................................................... 17
1.11.3. Mechanical Specifications ................................................................................................................. 19
1.11.4. Environmental Specifications ............................................................................................................ 20
1.12. Applications ......................................................................................................................................... 21
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Installation.............................................................................................................................................. 23
2.1. Introduction ........................................................................................................................................... 23
2.2. General Considerations .......................................................................................................................... 23
2.2.1. Personnel ............................................................................................................................................ 23
2.2.2. Tools Required .................................................................................................................................... 23
2.2.3. Site Requirements ............................................................................................................................... 23
2.2.4. Unpacking........................................................................................................................................... 24
2.3. Mounting for Standard Installation......................................................................................................... 24
2.3.1. Swivel Mount Kit ................................................................................................................................ 25
2.3.2. Swivel Installation (Figure 2-1) ........................................................................................................... 25
2.4. Mounting for Duct Installation ............................................................................................................... 27
2.4.1. Duct Mount Set (Figure 2-4) ............................................................................................................... 27
2.4.2. Alignment Set (Figure 2-5) and Accessories ........................................................................................ 27
2.4.3. Installation Surface Preparation (Figure 2-2) ....................................................................................... 28
2.4.4. Duct Mount Installation (Figures 2-3, 2-4) .......................................................................................... 29
2.4.5. Duct Mount Alignment (Figures 2-4,2-5) ............................................................................................ 32
