User guide

Spectrex Inc. - SharpEye
TM
ML & MU Flame Detector Manual – TM 767100, Rev. A, April 2005
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
PRINCIPLES OF OPERATION............................................................................2
2.2 S
ENSING ELEMENTS ......................................................................................3
2.3 M
ODBUS RS-485 ..........................................................................................3
2.4 T
YPES AND MODELS ......................................................................................4
3. Performance........................................................................................... 8
3.1 D
ETECTION SENSITIVITY.................................................................................8
3.2 C
ONE OF VISION .........................................................................................10
3.3 F
ALSE ALARMS PREVENTION ........................................................................11
4. Operation ............................................................................................. 13
4.1 V
ISUAL INDICATIONS ....................................................................................13
4.2 O
UTPUT SIGNALS ........................................................................................14
4.2.1 Optional latching.................................................................................15
4.2.2 Built-In-Test ........................................................................................15
4.3 D
ETECTOR MODE SETUP..............................................................................15
4.3.1 Detector setting...................................................................................15
4.3.2 Detector’s various functions................................................................15
4.3.3 Detector Default Set Up......................................................................17
4.4 B
UILT IN TEST .............................................................................................17
4.4.1 General...............................................................................................17
4.4.2 Principles ............................................................................................17
4.4.3 Automatic & Manual BIT .....................................................................18
4.4.4 Manual BIT only..................................................................................18
5.Technical Specifications........................................................................ 19
5.1 E
LECTRICAL SPECIFICATIONS .......................................................................19
5.2 M
ECHANICAL
S
PECIFICATIONS
......................................................................20
5.3 E
NVIRONMENTAL SPECIFICATIONS.................................................................21
6. Installation Instructions......................................................................... 22
6.1 S
COPE........................................................................................................22
6.2 G
ENERAL CONSIDERATIONS .........................................................................22
6.3 P
REPARATION FOR INSTALLATION..................................................................23
6.4 I
NSTALLATION..............................................................................................24
6.4.1 Tilt Mount Kit P/N 787639...................................................................24
6.4.2 Tilt installation (Figs. No. 6 and 7) ......................................................24
6.5 D
ETECTOR MOUNTING .................................................................................27
6.6 W
IRING FUNCTION .......................................................................................27
6.7 O
PERATION MODE .......................................................................................28
7. Operating Instructions .......................................................................... 29
7.1 S
COPE........................................................................................................29
7.2 P
OWER-UP .................................................................................................29
7.3 R
ESET (ONLY WHEN OPTIONAL ‘LATCHING’ ALARM HAS BEEN SELECTED)...........29