HIK VISION DS-2781 Series User manual

0
Explosion-Proof Terminal Box
Installation Guide
UD08260B-A
01000120180920

Terminal Box·Installation Guide
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Quick Start Guide
COPYRIGHT © 2018 Hangzhou Hikvision Digital Technology Co., Ltd.
ALL RIGHTS RESERVED.
Any and all information, including, among others, wordings, pictures,
graphs are the properties of Hangzhou Hikvision Digital Technology
Co., Ltd. or its subsidiaries (hereinafter referred to be “Hikvision”).
This user manual (hereinafter referred to be “the Manual”) cannot
be reproduced, changed, translated, or distributed, partially or
wholly, by any means, without the prior written permission of
Hikvision. Unless otherwise stipulated, Hikvision does not make any
warranties, guarantees or representations, express or implied,
regarding to the Manual.
About this Manual
This manual is applicable to Explosion-Proof Terminal Box.
The Manual includes instructions for using and managing the
product. Pictures, charts, images and all other information
hereinafter are for description and explanation only. The
information contained in the Manual is subject to change, without
notice, due to firmware updates or other reasons. Please find the
latest version in the company website
(http://overseas.hikvision.com/en/).
Please use this user manual under the guidance of professionals.
Trademarks Acknowledgement
and other Hikvision’s trademarks and logos are the
properties of Hikvision in various jurisdictions. Other trademarks and
logos mentioned below are the properties of their respective
owners.

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Legal Disclaimer
TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE
PRODUCT DESCRIBED, WITH ITS HARDWARE, SOFTWARE AND
FIRMWARE, IS PROVIDED “AS IS”, WITH ALL FAULTS AND ERRORS,
AND HIKVISION MAKES NO WARRANTIES, EXPRESS OR IMPLIED,
INCLUDING WITHOUT LIMITATION, MERCHANTABILITY,
SATISFACTORY QUALITY, FITNESS FOR A PARTICULAR PURPOSE, AND
NON-INFRINGEMENT OF THIRD PARTY. IN NO EVENT WILL
HIKVISION, ITS DIRECTORS, OFFICERS, EMPLOYEES, OR AGENTS BE
LIABLE TO YOU FOR ANY SPECIAL, CONSEQUENTIAL, INCIDENTAL, OR
INDIRECT DAMAGES, INCLUDING, AMONG OTHERS, DAMAGES FOR
LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION, OR LOSS OF
DATA OR DOCUMENTATION, IN CONNECTION WITH THE USE OF
THIS PRODUCT, EVEN IF HIKVISION HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGES.
REGARDING TO THE PRODUCT WITH INTERNET ACCESS, THE USE OF
PRODUCT SHALL BE WHOLLY AT YOUR OWN RISKS. HIKVISION SHALL
NOT TAKE ANY RESPONSIBILITES FOR ABNORMAL OPERATION,
PRIVACY LEAKAGE OR OTHER DAMAGES RESULTING FROM CYBER
ATTACK, HACKER ATTACK, VIRUS INSPECTION, OR OTHER INTERNET
SECURITY RISKS; HOWEVER, HIKVISION WILL PROVIDE TIMELY
TECHNICAL SUPPORT IF REQUIRED.
SURVEILLANCE LAWS VARY BY JURISDICTION. PLEASE CHECK ALL
RELEVANT LAWS IN YOUR JURISDICTION BEFORE USING THIS
PRODUCT IN ORDER TO ENSURE THAT YOUR USE CONFORMS THE
APPLICABLE LAW. HIKVISION SHALL NOT BE LIABLE IN THE EVENT
THAT THIS PRODUCT IS USED WITH ILLEGITIMATE PURPOSES.

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IN THE EVENT OF ANY CONFLICTS BETWEEN THIS MANUAL AND THE
APPLICABLE LAW, THE LATER PREVAILS.
Regulatory Information
Intended Use of the Terminal Box and the Supplied Cable Gland
with Elastomeric Sealing Rings
ATEX: II 2 G D Ex db IIC T6 Gb/Ex tb IIIC T80℃ Db IP68
IECEx: Ex db IIC T6 Gb/Ex tb IIIC T80℃ Db IP68
Hazardous Area Classification: Zone 1, Zone 2, Zone 21, Zone 22.
IP Degree: IP68 (2m, 2h)
Ex Standards:
IEC 60079-0: 2011
IEC 60079-1: 2014
IEC 60079-31: 2013
EN 60079-0: 2012
EN 60079-1: 2014
EN 60079-31: 2014
Nameplate
Explosion-Proof Terminal Box
WARNING:
DO NOT OPEN WHEN EXPLOSIVE
ATMOSPHERE IS PRESENT

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The terminal box can be used in hazardous areas Zone 1, Zone 2,
Zone 21, and Zone 22 where ignitable concentrations of
a) flammable gases, vapors or liquids (with T1 to T6
classification) or
b) combustible dust or ignitable fibers/flyings ARE LIKELY TO
EXIST.
Note
For model difference, see Section 1.2.
WARNINGS:
1. Ambient Temperature: -40°C to +60°C for the terminal box and the
cable gland with elastomeric sealing rings.
2. When assembly, operation and maintenance, the operator must
follow the requirements of the IEC 60079-14: latest version
Explosive atmosphere- Part 14: Electrical installation design,
Explosion-ProofTerminalBox
WARNING:
DO NOT OPEN WHEN EXPLOSIVE
ATMOSPHERE IS PRESENT
AFTER DE-ENERGIZING, DELAY
5 MINUTES BEFORE OPENING

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selection and erection, beside of the manufacturer’s operation
instruction or its National equivalent.
3. Repair and overhaul shall comply with IEC 60079-19: latest version
or its National equivalent.
Safety Instruction
These instructions are intended to ensure that user can use the
product correctly to avoid danger or property loss.
The precaution measure is divided into “Warnings” and “Cautions”
Warnings: Serious injury or death may occur if any of the warnings
are neglected.
Cautions: Injury or equipment damage may occur if any of the
cautions are neglected.
Warnings
●Grounding:
The both internal and external earthing shall be connected
reliably.
Warnings Follow these
safeguards to prevent
serious injury or death.
Cautions Follow these precautions
to prevent potential injury or
material damage.

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Ground wire cross-sectional area of not less than the phase
connector cross-sectional area level, at least 4 mm2.
●All the electrical operation should be strictly compliance with
the electrical safety regulations, fire prevention regulations and
other related regulations of the nation and region.
●To avoid fire danger caused by electrostatic charge, never touch
or wipe the device in explosive environment. Perform the
wiping and replacing accessories only under non-explosive
environment with the anti-electrostatic gloves.
●When the device is installed on wall or ceiling, it shall be firmly
fixed.
Cautions
●Do not drop the device or subject it to physical shock.
●To ensure explosion-proof performance, do not damage
explosion-proof surface.
●Do not place the device in extremely hot, cold (the operating
temperature shall be -40°C to +60°C), or damp locations, and do
not expose it to high electromagnetic radiation.
●To avoid heat accumulation, good ventilation is required for
operating environment.
●To prevent accumulation of electrostatic charge, only damp
cloth can be used during the cleaning.
●While in delivery, the device shall be packed in its original
packing, or packing of the same texture.

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●Regular part replacement: a few parts of the equipment shall
be replaced regularly according to their average enduring time.
The average time varies because of differences between
operating environment and using history, so regular checking is
recommended for all the users. Please contact with your dealer
for more details.
●If the product does not work properly, please contact your
dealer or the nearest service center. Never attempt to
disassemble the device yourself. (We shall not assume any
responsibility for problems caused by unauthorized repair or
maintenance.)

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Table of Contents
1 Introduction.................................................................................... 9
1.1 Overview......................................................................... 9
1.2 Model Description........................................................... 9
2 Appearance................................................................................... 11
3 Installation.................................................................................... 13
3.1 DS-2781 and DS-2783 Series Installation....................... 13
3.2 DS-2780 and DS-2782 Series Installation....................... 19

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1Introduction
1.1 Overview
Explosion-proof terminal box is specially designed for camera wiring
in explosive environment.
Explosion-proof terminal box adopts stainless steel enclosures,
receiving an IP68 rating for ingress protection.
Application Scenarios: oil industry, chemical industry, port, grain
processing industry, etc.
1.2 Model Description
This manual is applicable to the following models:
Table 1-1 Applicable Model and Feature
Product Model
Power Adapter
Preinstalled
Cable Gland Use
DS-2781ZJ-X
DS-2781ZJ-X/316L
DS-2783ZJ-X
Yes
Input: 110 to 240 VAC
Output: 12 VDC
Use cable gland sealed
with setting compound
(buy separately)
DS-2780ZJ-X
DS-2780ZJ-X/316L
DS-2782ZJ-X
No
Input/Output: 110 to 240
VAC
Use cable gland with
elastomeric sealing rings
(included in package)
Note
Buy certified cable glands in advance for DS-2781 and
DS-2783 series terminal box. For recommended models, see
below.

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For DS-2780 and DS-2782 series terminal box, flexible conduit
is supported with supplied M25 to G3/4 adapters.
Table 1-2 Recommended Cable Gland Sealed with Setting Compound
Brand
Model
Hawke
ICG623/B-M25 SS
CMP
N.P Brass 25 PX2KX REX M25
Explanation of model naming:
DS- 2 7 8 0 ZJ -X /316L
Hikvision product
Front-end product
Material: stainless steel
Product type: terminal box
Product series
Power adapter included: 1 and 3
NO power adapter: 0 and 2
Product type: accessory
Stainless Steel Type:
With /316L: stainless steel 316L
Without /316L: stainless steel 304
Feature: explosion-proof
Model Explanation

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2Appearance
272
272
96.8
Ø 182
4-Ø 8.5
EQS
Figure 2-1 Explosion-Proof Terminal Box Overview

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1
2
Figure 2-2 Elastomeric Sealing Rings Overview
Table 2-1 Accessory Description
No.
Description
1
Elastomeric sealing rings
(DS-2780 and DS-2782 series included)
2
M25×1.5 to G3/4 adapter
(DS-2780 and DS-2782 series included)

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3Installation
Before you start:
●Make sure the device in the package is in good condition and all
the assembly parts are included.
●Make sure all the related equipment is power-off during the
installation.
●Check the specification of the products for the installation
environment.
●Standard power input for DS-2781 and DS-2783 series is 110 to
240 VAC.
●DS-2780 and DS-2782 series supports multiple power types.
Make sure the power meets anyone of 110 to 240 VAC, 24 VAC,
8 to 36 VDC, PoE (802.3af), and PoE (802.3at).
●Make sure that the wall is strong enough to withstand four
times the weight of the device.
●Keep the device from bumps or scratches during installation.
3.1 DS-2781 and DS-2783 Series Installation
Before you start:
Cable gland sealed with setting compound is required for the
terminal box installation.
Buy two certified cable glands in advance for desired using
environment. For recommended models, see Section 1.2.

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Steps:
1. Drill four screw holes (Ø8 mm) according to the dimension of the
terminal box (see Figure 2-1), and insert four M8 × 80 expansion
bolts.
2. Secure the terminal box on mounting place.
Nut
Spring Washer
Flat Washer
Figure 3-1 Secure Terminal box
3. Disassemble the terminal box.

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CoverSealing RingGasket
Plug
Safety Rope
Figure 3-2 Disassemble Terminal Box (1)
1). Loosen the plugs at “Camera” end and its opposite end, and
take out the gaskets and the sealing rings.
Note:
Normally, two ends are enough for cable routing. The others
are reserved for unexpected conditions.
Keep the unused ends firmed sealed (torque 50 Nm).
2). Unscrew and remove the cover.
Note:
When removing the cover,
●Do NOT release the safety rope.
●Prevent the explosion suppression surfaces from bump or
scratch.

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Explosion Suppression
Surface
Figure 3-3 Disassemble Terminal Box (2)
4. Route cables and wiring.
1). Install the camera cable to cable gland (sealed with setting
compound). Refer to installation guide of the cable gland for
detailed steps.
2). Secure the cable gland together with the cable gland sealing
ring (a component of cable gland) to the “Camera” end.
Note:
For the torque information, refer to the installation guide of
the cable gland.

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Cable Gland
Cable Gland Sealing Ring
Figure 3-4 Install Camera Cable
3). Connect wires to corresponding terminals.
4). Install a RJ45 head to network cables and plug it to RJ45①.
5). Repeat above steps to route source cables through the
opposite “Camera” end, connect wires, install a RJ45 head and
plug it to RJ45②.

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To Camera
To Source
RJ45①
RJ45②
Figure 3-5 Wiring
5. Screw the cover back to terminal box.

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1). Check to ensure the O-shape ring stays in terminal box.
2). Align the locating hole of the cover with the locating pin on
box, and gently lower the cover back to the box.
Note:
When lowering the cover, prevent the explosion suppression
surfaces from bump or scratch.
3). Tighten the screws (torque 1.2 Nm).
Locating Hole
Locating Pin
O-Shape Ring
Explosion Suppression
Surface
Torque 1.2 Nm
Figure 3-6 Install Cover Back
3.2 DS-2780 and DS-2782 Series Installation
Steps:
1. Drill four screw holes (Ø8 mm) according to the dimension of the
terminal box (see Figure 2-1), and insert four M8 × 80 expansion
bolts.
2. Secure the terminal box on mounting place.