Instruction Manual

Spectrex Inc. - SharpEye
TM
IR3 Flame Detector Manual – TM 20/20I, Rev. (6) August 2004
I
T
ABLE OF CONTENTS
1. Scope ....................................................................................................1
1.1 P
RODUCT OVERVIEW .....................................................................................1
1.2 D
OCUMENT OVERVIEW...................................................................................1
2. Technical Description..........................................................................2
2.1 P
RINCIPLES OF OPERATION............................................................................2
2.1.1 Hydrocarbon fire detection....................................................................2
2.1.2 Identifying the CO
2
peak.......................................................................2
2.1.3 The limitations of IR-IR flame detectors................................................2
2.1.4 The advantages of IR3 technology .......................................................2
3. Performance ......................................................................................... 5
3.1 D
ETECTION SENSITIVITY.................................................................................5
3.2 C
ONE OF VISION ...........................................................................................7
3.3 F
ALSE ALARMS PREVENTION ..........................................................................8
4. Operation .............................................................................................. 9
4.1 V
ISUAL INDICATIONS ......................................................................................9
4.2 O
UTPUT SIGNALS ........................................................................................10
4.2.1 Optional latching.................................................................................11
4.2.2 Built-In-Test (BIT) ...............................................................................11
4.2.3 Accessory Relay as EOL ....................................................................11
4.3
MODE SELECTION ........................................................................................11
4.3.1 Function switch (SW1):.......................................................................12
4.3.2 Address switch (SW2) (Optional):.......................................................13
4.3.3 Alarm Delay switch (SW3): .................................................................14
4.4 B
UILT IN TEST .............................................................................................15
5.Technical Specifications.....................................................................18
5.1 E
LECTRICAL SPECIFICATIONS .......................................................................18
5.2 M
ECHANICAL SPECIFICATIONS ......................................................................21
5.3 E
NVIRONMENTAL SPECIFICATIONS.................................................................22
6. Installation Instructions.....................................................................23
6.1 S
COPE........................................................................................................23
6.2 G
ENERAL CONSIDERATIONS .........................................................................23
6.3 P
REPARATIONS FOR INSTALLATION................................................................24
6.4 C
ONDUIT INSTALLATION................................................................................24
6.5 D
ETECTOR MOUNTING .................................................................................25
6.5.1 Swivel Mount Kit: ................................................................................25
6.5.2 Swivel installation (Figs. No. 8 and 9):................................................25
6.6 W
IRING (REFER TO FIG. 12) .........................................................................28
6.7 T
ERMINAL WIRING (SEE FIG. NO.10 AND NO.11.)...........................................29
6.8 M
ODE SELECTION........................................................................................33
7. Operating Instructions...................................................................... 34
7.1 S
COPE........................................................................................................34
7.2 P
OWER-UP .................................................................................................34
7.3 R
ESET ........................................................................................................34
7.4 F
UNCTIONAL TESTING...................................................................................34