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Pelco EH4718DB manual

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  • Page 1

    EH4712DB/ EH4718DB Series Envir onmental Enclosur es Installation/ Operation Manual C1446M-B (7/98) ® Pelco • 3500 Pelco Way, Clovis • CA 93612-5699 USA • www.pelco.com In North America and Canada: Tel (800) 289-9100 or FAX (800) 289-9150 International Customers: Tel (1-559) 292-1981 or FAX (1-559) 348-1120 PELCO ®[...]

  • Page 2

    2 Pelco Manual C1446M-B (7/98) REVISION HISTOR Y 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 .................................[...]

  • Page 3

    Pelco Manual C1446M-B (7/98) 3 Please thoroughly familiarize yourself with the information in this manual prior to installation and operation. 1.0 GENERAL 1.1 IMPORT ANT SAFEGUARDS AND W ARNINGS Prior to installation and use of this product, the following W ARNINGS should be observed. 1. Installation and servicing should only be done by qualified s[...]

  • Page 4

    4 Pelco Manual C1446M-B (7/98) 2.0 DESCRIPTION The EH4712DB and EH4718DB environmental enclosures are constructed of alu- minum. The enclosures are installed by attaching the top of the unit to a mounting surface. A door in the bottom drops open for access during installation or to make camera/lens adjustments. Y ou can install cameras with either [...]

  • Page 5

    Pelco Manual C1446M-B (7/98) 5 3.0 INST ALLA TION 3.1 ENCLOSURE MOUNTING 1. Place the enclosure on a flat surface with the bottom facing up. Open the door . 2. Remove the camera sled from the rail (refer to Figure 1 for the location of the camera sled): a. Loosen the screws. b. Slide the sled so that the screws are in the large part of the mounting[...]

  • Page 6

    6 Pelco Manual C1446M-B (7/98) Figure 1. EH4712DB/EH4718DB Exploded Assembly Diagram SCREW (2) ENCLOSURE LID CAMERA SLED ENCLOSURE BODY SCREW (2) WA SHER (2) VENT COVER PLA TE VENT GRILL FOAM FIL TER[...]

  • Page 7

    Pelco Manual C1446M-B (7/98) 7 10 .T wo vent cover plates with gaskets affixed come attached to the camera sled as loose equipment. Locate them for use in the following steps. On the bottom of the enclosure, remove two screws and washers that attach the vent grill and foam filter to the front of the enclosure. Using the same screws and washers, att[...]

  • Page 8

    8 Pelco Manual C1446M-B (7/98) DIFFERENT POWER REQUIREMENTS 1. Bring in wires for AC high and AC neutral for the camera. If you are using 24 V AC, refer to T able A to determine the size of wire to use. 2. Refer to Figure 2 and connect the wires as follows: a. Connect AC high to connector 9 of the 10-connector INPUTS terminal block. b. Connect AC n[...]

  • Page 9

    Pelco Manual C1446M-B(7/98) 9 Figure 2. EH4712DB/EH4718DB Series Input Wiring Diagram[...]

  • Page 10

    10 Pelco Manual C1446M-B (7/98) W ire Gauge T able A. 24 V AC Wiring Distances The following are the recommended maximum distances for 24 V AC applications and are calculated with a 10-percent voltage drop. (10-percent is generally the maxi- mum allowable voltage drop for AC-powered devices.) 20 18 16 14 12 10 10 283 451 716 1142 1811 2880 (86) (13[...]

  • Page 11

    Pelco Manual C1446M-B (7/98) 11 Models with Heater-Blower (-1/-2/-3) - Refer to Figure 2 and wire the motorized zoom lens control as follows: a. Connect or wire the lens control from the camera to the LENS or LENS CONTROL connector on the circuit board. b. Wire the lens controller to the 10-connector INPUTS terminal on the cir- cuit board as follow[...]

  • Page 12

    12 Pelco Manual C1446M-B (7/98) 4.0 OPERA TION Models with Heater-Blower (-1/-2/-3) Only - The fan thermostat on the circuit board is set to turn on the fan between 77 ° and 93 ° F (25 ° and 34 ° C) and to turn of f the fan between 62 ° and 78 ° F (17 ° and 26 ° C). The heater/defroster thermostat on the circuit board is set to turn on the [...]

  • Page 13

    Pelco Manual C1446M-B (7/98) 13 5.0 MAINTENANCE Perform the following maintenance at regularly scheduled intervals to prolong the operational life and appearance of the equipment. 1. Clean the window with a mild nonabrasive detergent in water and a soft cloth to maintain picture clarity . 2. If your enclosure has a blower , clean the foam filter (i[...]

  • Page 14

    14 Pelco Manual C1446M-B (7/98) 6.0 SPECIFICA TIONS ELECTRICAL Input Voltage: 24, 120 or 230 VAC, 50/60 Hz Electrical Connections: One each of the following: 3-connector terminal block for power input 6-pin lens connector 9-connector terminal block for lens wiring 10-connector terminal block for camera/lens wiring 2-connector terminal block for spa[...]

  • Page 15

    Pelco Manual C1446M-B (7/98) 15 GENERAL Environment: Indoor/outdoor -10 ° to 120 ° F (-23 ° to 49 ° C) Can be modified for use in a marine or high-moisture environ- ment. (Design and product specifications subject to change without notice.) Figure 3. EH4712DB/EH4718DB Dimension Drawing NOTE: VALUES IN PARENTHESES ARE CENTIMETERS; ALL OTHERS ARE[...]

  • Page 16

    16 Pelco Manual C1446M-B (7/98) 7.0 WARRANTY AND RETURN INFORMA TION Pelco, the Pelco logo, Camclosure, Esprit, Genex, Legacy, and Spectra are registered trademarks of Pelco. Endura and ExSite are trademarks of Pelco. © Copyright 1998, Pelco. All rights reserved. WARRANTY Pelco will repair or replace, without charge, any merchandise proved defecti[...]