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2 Pelco Manual C1446M-B (7/98)
REVISION HISTORY
Manual # Date Comments
C1446M 6/96 Original version.
C1446M-A 6/97 Revised to include EH4712DB Series models.
C1446M-B 7/98 Added marine/high moisture environment modification
procedure. Removed defroster kit and service information.
CONTENTS
Section Page
1.0 GENERAL ..................................................................................................3
1.1 IMPORTANT SAFEGUARDS AND WARNINGS ...............................3
2.0 DESCRIPTION ..........................................................................................4
2.1 MODELS ............................................................................................4
2.2 CERTIFICATIONS .............................................................................4
3.0 INSTALLATION ..........................................................................................5
3.1 ENCLOSURE MOUNTING ................................................................5
3.2 MARINE OR HIGH-MOISTURE ENVIRONMENT
(EH4718DB SERIES ONLY) ..............................................................5
3.3 WIRING .............................................................................................7
3.3.1 Camera ...................................................................................7
3.3.2 Power ......................................................................................7
3.3.2.1 EH4712DB/EH4718DB Model Only...........................7
3.3.2.2 Models with Heater-Blower (-1/-2/-3) .........................7
3.4 CAMERA/LENS INSTALLATION .......................................................8
3.4.1 Camera Mounting ...................................................................8
3.4.2 Camera Wiring (Except Power) ...............................................8
3.4.3 Camera Wiring (Power) ..........................................................11
3.4.3.1 EH4712DB/EH4718DB Model Only.......................... 11
3.4.3.2 Models with Heater-Blower (-1/-2/-3) ........................11
3.5 FINAL INSTALLATION ......................................................................11
4.0 OPERATION .............................................................................................12
5.0 MAINTENANCE ........................................................................................13
5.1 SERVICE MANUAL ..........................................................................13
6.0 SPECIFICATIONS ....................................................................................14
7.0 WARRANTY AND RETURN INFORMATION ...........................................16
LIST OF ILLUSTRATIONS
Figure Page
1 EH4712DB/EH4718DB Exploded Assembly Diagram .......................6
2 EH4712DB/EH4718DB Series Input Wiring Diagram ........................9
3 EH4712DB/EH4718DB Dimension Drawing .....................................15
LIST OF TABLES
Table Page
A 24 VAC Wiring Distances ..................................................................10
B Accessory Wattages .........................................................................10