Pelco EH4722-1, EH4718-1, EH4722, EH4718-2 User Manual

®

EH4700 Series

Environmental

Enclosures

Installation/

Operation Manual

C1405M-E (11/03)

Pelco • 3500 Pelco Way, Clovis • CA 93612-5699 USA • www.pelco.com

In North America and Canada: Tel [phone] or FAX [phone]

International Customers: Tel [phone] or FAX [phone]

CONTENTS

Section Page

GENERAL....... ...................................................................................................3

IMPORTANT SAFEGUARDS AND WARNINGS ....................................... 3

DESCRIPTION .................................................................................................. 4

MODELS ...................................................................................................4

CERTIFICATIONS ..................................................................................... 4

INSTALLATION ..................................................................................................5

OPERATION .... ................................................................................................11

MAINTENANCE ................................................................................................12

SERVICE MANUAL .................................................................................. 12

SPECIFICATIONS ............................................................................................ 13

WARRANTY AND RETURN INFORMATION ................................................... 16

LIST OF ILLUSTRATIONS

Figure Page

1 Exploded Assembly Diagram for Blower and Circuit Board ............... 5

2 EH4700 Series Input Wiring Diagram ................................................7

3 EH4700 Dimension Drawing ............................................................. 14

LIST OF TABLES

Table Page

A 24 VAC Wiring Distances ................................................................... 9

2 Pelco Manual C1405M-E (11/03)

GENERAL

IMPORTANT SAFEGUARDS AND WARNINGS

Prior to installation and use of this product, the following WARNINGS should be
observed.

1. Installation and servicing should only be done by qualified service personnel
and conform to all local codes.

2. Unless the unit is specifically marked as a NEMA Type 3, 3R, 3S, 4, 4X, 6, or
6P enclosure, it is designed for indoor use only and it must not be installed
where exposed to rain and moisture.

3. Only use replacement parts recommended by Pelco.

4. After replacement/repair of this unit’s electrical components, conduct a resis­tance measurement between line and exposed parts to verify the exposed
parts have not been connected to line circuitry.

5. The installation method and materials should be capable of supporting four
times the weight of the enclosure, pan/tilt, camera and lens combination.

The product and/or manual may bear the following marks:

This symbol indicates that dangerous voltage constituting a
risk of electric shock is present within this unit.

This symbol indicates that there are important operating and
maintenance instructions in the literature accompanying this
unit.

CAUTION:

RISK OF

ELECTRIC SHOCK.

DO NOT OPEN.

TO REDUCE THE RISK OF ELECTRICAL SHOCK,

DO NOT REMOVE COVER. NO USER-

SERVICEABLE PARTS INSIDE. REFER SERVICING

TO QUALIFIED SERVICE PERSONNEL.

CAUTION:

Please thoroughly familiarize yourself with the information

in this manual prior to installation and operation.

Pelco Manual C1405M-E (11/03) 3

DESCRIPTION

Environmental enclosures in the EH4700 Series are used with pan/tilt units or fixed
mounts. The enclosures are constructed of aluminum. You can install cameras with
either fixed focal length lenses or motorized zoom lenses (up to 10X). All models
have an adjustable camera sled to accommodate different sizes of cameras and
lenses.

MODELS

EH4718 Environmental enclosure with rear opening lid. Lid has gas

EH4718-1 EH4718 with 120 VAC thermostatically controlled heater and

EH4718-2 EH4718 with 24 VAC thermostatically controlled heater and

EH4718-3 EH4718 with 230 VAC thermostatically controlled heater and

EH4722 Environmental enclosure with rear opening lid. Lid has gas

EH4722-1 EH4722 with 120 VAC thermostatically controlled heater and

EH4722-2 EH4722 with 24 VAC thermostatically controlled heater and

EH4722-3 EH4722 with 230 VAC thermostatically controlled heater and

CERTIFICATIONS

The products identified below have been tested and certified for agency compli­ance as noted.

Model CE FCC UL CSA/cUL

EH4718 X

EH4718-1

EH4718-2 X

EH4718-3 X

EH4722 X

EH4722-1

EH4722-2 X

EH4722-3 X

spring to hold it open. 18-inch (45.72 cm) length.

blower.

blower.

blower.

spring to hold it open. 22-inch (55.88 cm) length.

blower.

blower.

blower.

Agency Compliance Certification

Applicable CE, FCC, UL, and CSA/cUL directives/standards:

• 93/68/EEC – CE Mark Directive

Additional applicable standards:

• NEMA Type 3R

• IP 32

89/336/EEC, 92/31/EEC – Electromagnetic Compatibility (EMC) Directives

EN 55022: 1984 Class B – Radio-frequency emissions limits
EN 50082-2: 1992 – Immunity standard

IEC 801-2: 1984 – ESD immunity
IEC 801-3: 1984 – Radiated field immunity
IEC 801-4: 1988 – Electrical transients

4 Pelco Manual C1405M-E (11/03)

INSTALLATION

1. Unlatch and raise the enclosure lid. The gas spring will hold the lid in place
when it is fully opened.

2. Remove the camera sled from the rail:

a. Loosen the screws.

b. Slide the sled so that the screws are in the large part of the mounting

holes.

c. Remove the sled.

d. Remove the parts tied to the sled.

3. EH4718-1, -2, -3 Models, and EH4722 -1, -2, -3 Models Only - If you are
installing the enclosure in a marine or high-moisture environment, make the
following modifications to your enclosure:

Refer to Figure 1 for an exploded assembly diagram of the blower assembly.

a. Remove the two sets of screws and washers (A, B, and C) that secure

the fan shroud (3) to the bottom of the enclosure.

b. Remove the four screws (D) that secure the fan (4) to the back of the

enclosure.

Figure 1. Exploded Assembly Diagram for Blower and Circuit Board

Pelco Manual C1405M-E (11/03) 5