Industrial communication networks - Wireless communication networks - Part 2: Coexistence management

Industrielle Kommunikationsnetze - Funk-Kommunikationsnetze - Teil 2: Koexistenz-Management

Réseaux de communication industriels - Réseaux de communication sans fil - Partie 2: Gestion de coexistence

Industrijska komunikacijska omrežja - Brezžična komunikacijska omrežja - 2. del: Upravljanje soobstoja (IEC 62657-2:2017/A1:2019)

General Information

Publication Date
Technical Committee
Drafting Committee
Current Stage
6060 - Document made available
Due Date


Buy Standard

EN 62657-2:2017/A1:2020
English language
18 pages
sale 10% off
sale 10% off
e-Library read for
1 day

Standards Content (sample)

SIST EN 62657-2:2017/A1:2020
Industrijska komunikacijska omrežja - Brezžična komunikacijska omrežja - 2. del:
Upravljanje soobstoja (IEC 62657-2:2017/A1:2019)
Industrial communication networks - Wireless communication networks - Part 2:
Coexistence management (IEC 62657-2:2017/A1:2019)

Industrielle Kommunikationsnetze - Funk-Kommunikationsnetze - Teil 2: Koexistenz-

Management (IEC 62657-2:2017/A1:2019)

Réseaux de communication industriels - Réseaux de communication sans fil - Partie 2:

Gestion de coexistence (IEC 62657-2:2017/A1:2019)
Ta slovenski standard je istoveten z: EN 62657-2:2017/A1:2019
25.040.40 Merjenje in krmiljenje Industrial process
industrijskih postopkov measurement and control
35.110 Omreževanje Networking
SIST EN 62657-2:2017/A1:2020 en,fr,de

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------
SIST EN 62657-2:2017/A1:2020
---------------------- Page: 2 ----------------------
SIST EN 62657-2:2017/A1:2020
November 2019
ICS 25.040.40; 33.040.40; 35.110
English Version
Industrial communication networks - Wireless communication
networks - Part 2: Coexistence management
(IEC 62657-2:2017/A1:2019)

Réseaux de communication industriels - Réseaux de Industrielle Kommunikationsnetze - Funk-

communication sans fil - Partie 2: Gestion de coexistence Kommunikationsnetze - Teil 2: Koexistenz-Management

(IEC 62657-2:2017/A1:2019) (IEC 62657-2:2017/A1:2019)

This amendment A1 modifies the European Standard EN 62657-2:2017; it was approved by CENELEC on 2019-10-18. CENELEC

members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this amendment the

status of a national standard without any alteration.

Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC

Management Centre or to any CENELEC member.

This amendment exists in three official versions (English, French, German). A version in any other language made by translation under the

responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as

the official versions.

CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,

Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the

Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,

Turkey and the United Kingdom.
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels

© 2019 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.

Ref. No. EN 62657-2:2017/A1:2019 E
---------------------- Page: 3 ----------------------
SIST EN 62657-2:2017/A1:2020
EN 62657-2:2017/A1:2019 (E)
European foreword

The text of document 65C/968/FDIS, future IEC 62657-2/A1, prepared by SC 65C "Industrial

networks" of IEC/TC 65 "Industrial-process measurement, control and automation" was submitted to

the IEC-CENELEC parallel vote and approved by CENELEC as EN 62657-2:2017/A1:2019.

The following dates are fixed:

• latest date by which the document has to be implemented at national (dop) 2020-07-18

level by publication of an identical national standard or by endorsement

• latest date by which the national standards conflicting with the (dow) 2022-10-18

document have to be withdrawn

Attention is drawn to the possibility that some of the elements of this document may be the subject of

patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.

Endorsement notice

The text of the International Standard IEC 62657-2:2017/A1:2019 was approved by CENELEC as a

European Standard without any modification.
---------------------- Page: 4 ----------------------
SIST EN 62657-2:2017/A1:2020
IEC 62657-2
Edition 2.0 2019-09
Industrial communication networks – Wireless communication networks –
Part 2: Coexistence management
Réseaux de communication industriels – Réseaux de communication sans fil –
Partie 2: Gestion de coexistence
ICS 25.040.40; 33.040.40; 35.110 ISBN 978-2-8322-7266-4

Warning! Make sure that you obtained this publication from an authorized distributor.

Attention! Veuillez vous assurer que vous avez obtenu cette publication via un distributeur agréé.

® Registered trademark of the International Electrotechnical Commission
Marque déposée de la Commission Electrotechnique Internationale
---------------------- Page: 5 ----------------------
SIST EN 62657-2:2017/A1:2020
– 2 – IEC 62657-2:2017/AMD1:2019
© IEC 2019

This amendment has been prepared by subcommittee 65C: Industrial networks, of IEC

technical committee 65: Industrial-process measurement, control and automation.
The text of this amendment is based on the following documents:
FDIS Report on voting
65C/968/FDIS 65C/976/RVD

Full information on the voting for the approval of this amendment can be found in the report

on voting indicated in the above table.

The committee has decided that the contents of this amendment and the base publication will

remain unchanged until the stability date indicated on the IEC website under

"" in the data related to the specific publication. At this date, the

publication will be
• reconfirmed,
• withdrawn,
• replaced by a revised edition, or
• amended.

This Amendment 1 to the second edition includes the following significant technical changes:

a) alignment of some definitions and specifications of coexistence parameters in order to

facilitate their future inclusion in the IEC Common Data Dictionary (IEC CDD) maintained

by the IEC.
3 Terms, definitions, abbreviated terms and conventions
3.1 Terms and definitions
Replace the existing terms and definitions by the following:
adjacent channel interference
interference that occurs from wireless devices using adjacent frequency channels
adjacent channel selectivity

ability of a radio receiver to respond to the desired signal and to reject signals in adjacent

frequency channels
---------------------- Page: 6 ----------------------
SIST EN 62657-2:2017/A1:2020
IEC 62657-2:2017/AMD1:2019 – 3 –
© IEC 2019
antenna gain

ratio of the power required at the input of a reference antenna to the power supplied to the

input of the given antenna to produce, in a given direction, the same field strength at the

same distance

[SOURCE: Federal Standard 1037C:1996, modified – Deletion of “loss-free” before “reference

antenna”, deletion of the two notes and synonyms] [21]
antenna radiation pattern

variation of the field intensity of an antenna as an angular function with respect to the axis

antenna type
structure or device used to collect or radiate electromagnetic waves
application communication requirements

quantitative requirements specifying the required conditions and the required characteristics

of wireless communication solutions at the communication interface that is met in order to

achieve the purpose of the automation application
automation application
industrial automation application

application of measurement and automatic control in the industrial automation domain

automation application data length
user data length
number of octets that are exchanged at the reference interface

ability of an item to be in a state to perform as required function under given

conditions at a given instant of time or over a given time interval, assuming that the required

external resources are provided

Note 1 to entry: This ability depends on the combined aspects of the reliability performance, the maintainability

performance, and the maintenance support performance.

Note 2 to entry: Required external resources, other than maintenance resources, do not affect the availability

performance of the item.

[SOURCE: IEC 60050-191:1990, 191-02-05, modified – Deletion of third note to entry]

frequency bandwidth
difference between upper cut-off frequency and lower cut-off frequency
bit rate of the physical link
measure of the number of binary digits transferred per second
---------------------- Page: 7 ----------------------
SIST EN 62657-2:2017/A1:2020
– 4 – IEC 62657-2:2017/AMD1:2019
© IEC 2019
cellular topology
cellular network topology
network topology where the geographical area is divided in cells

Note 1 to entry: A device can move from one cell to another cell. Devices that are in a cell communicate through

a central hub. Hubs in different cells are interconnected.
center frequency

geometric mean of lower cut-off frequency and upper cut-off frequency of a frequency channel

channel number

unsigned integer number identifying a wireless communication channel in accordance to an

authoritative document or rule
channel occupation
time in which the medium is busy

Note 1 to entry: Beyond the pure transfer of user data, this time includes all time slices necessary to process the

transmission protocol, for example to transfer an acknowledgement.
characteristic of the area of operation

distinguishing properties of the area where the wireless communication network is operated

characteristic of wireless communication solution

parameters of wireless communication solutions which are implementations of wireless

communication systems and devices
characteristic of wireless device solution
parameters related to individual nodes within a network implementing a wireless
communication solution
characteristic of wireless device type
specification of transmitter and receiver parameters
characteristic of wireless network solution

parameters related to a network as a whole used implementing a wireless communication

characteristic of wireless system type
parameters describing the kind of wireless communication system
characteristic of wireless system type and wireless device type

parameters that characterize the model of a wireless system or a wireless device by providing

the parameters to specify a wireless system type and a wireless device type
---------------------- Page: 8 ----------------------
SIST EN 62657-2:2017/A1:2020
IEC 62657-2:2017/AMD1:2019 – 5 –
© IEC 2019
wireless communication coexistence

state in which all wireless communication solutions of a plant using shared medium fulfil all

their application communication requirements

Note 1 to entry: In IEEE 802.15.2-2003 [19] the coexistence is defined as a characteristic of a device.

coexistence assessment

undertaking of an investigation in order to arrive at a judgment, based on evidence of the

suitability of a set of products and their installation to achieve coexistence
coexistence management

process to establish and to maintain coexistence that includes technical and organizational

coexistence management information
parameters for the wireless coexistence management process
coexistence manager
role of a nominated person to manage coexistence
coexistence planning

process that describes the allocation of wireless communication resources (time, frequencies,

coding, space) to each wireless communication system in order to achieve coexistence

communication load

amount of user data to be transmitted from the automation application within a certain period

of time
cut-off frequency

frequency limit, nearest to the frequency where the spectral power density drops below a

certain level, defining the frequency bandwidth
data throughput

ratio of the number of user data per time period, transferred within a consumer at the

reference interface to the application
device type information

manufacturer name, manufacturer contact, the type and version of hardware and software

distance between wireless devices
geographical distance between devices within a three-dimensional space
duty cycle

ratio of the transmitter sequence referenced to a given observation time for the used

frequency channel
---------------------- Page: 9 ----------------------
SIST EN 62657-2:2017/A1:2020
– 6 – IEC 62657-2:2017/AMD1:2019
© IEC 2019
dwell time

period spent at a particular frequency during any single hop of a frequency hopping system

equivalent isotropic radiated power

product of the power supplied to the antenna and the antenna gain in a given direction

relative to an isotropic antenna (absolute or isotropic gain)

[SOURCE: Radio Regulations (2012) – Art. 1 § 1.161, modified – Term modified from

isotropically to isotropic and definition reformatted according to the ISO/IEC Directives Part 2]

effective radiated power

product of the power supplied to the antenna and its gain relative to a half-wave dipole in a

given direction

[SOURCE: Radio Regulations (2012) – Art. 1 § 1.162, modified – Deleted “(in a given

direction)” and definition reformatted according to the ISO/IEC Directives Part 2]

electromagnetic interference

degradation of the performance of an equipment, transmission channel or system caused by

an electromagnetic disturbance

Note 1 to entry: In French, the terms "perturbation électromagnétique" and "brouillage électromagnétique"

designate respectively the cause and the effect, and should not be used indiscriminately.

Note 2 to entry: In English, the terms "electromagnetic disturbance" and "electromagnetic interference" designate

respectively the cause and the effect, and should not be used indiscriminately.

[SOURCE: IEC 60050-161:1990/AMD1:1997, 161-01-06, modified – Corrected mistakes in the

Notes to entry]
frequency band

range in the frequency spectrum that is assigned by regulatory organizations for use for

specific applications or a group of applications

Note 1 to entry: The ITU as international regulatory organization assigns only radio communication services to a

specific range in the frequency spectrum.
frequency channel

span of the frequency spectrum which is characterized by lower cut-off frequency and upper

cut-off frequency or by center frequency and bandwidth
frequency hopping procedure

sequence of frequency channels used for transmission (hopping sequence) and dwell time

future expansion plan

possible installation of new wireless communication solutions and buildings that can affect

---------------------- Page: 10 ----------------------
SIST EN 62657-2:2017/A1:2020
IEC 62657-2:2017/AMD1:2019 – 7 –
© IEC 2019
general plant characteristics

parameters that characterizes the plant in general with respect to all wireless communication

geographical dimension of the plant
length, width and height of the intended space of the wireless system
industrial automation application

control or management systems used in industrial production, including supervisory control

and data acquisition systems, distributed control systems, and other control system

configurations often found in the industrial sectors and critical infrastructures

industrial communication network

data communications sub-systems for industrial-process measurement and control as well as

on instrumentation systems used for research, development or testing purposes

ability of an item to continue operating properly in the event of an interference, up to a certain

level of interference, and to be resilient above this level

Note 1 to entry: Immunity of an item is achieved by adding to the robustness of the item the ability to be resilient

to interference.
infrastructure device

device that is essential for building up a wireless communication system according to a

technology or standard, but not having an interface to an automation application

EXAMPLE Router or base stations without interfaces to the wired industrial network or without automation

application functions.
initiation of data transmission
method that specifies how the application initiates the data transfer
intermodulation sensitivity

levels of out-of-band interfering signals that, when mixed in the receiver front-end, produce an

in-band third order non-linearity product
radio frequency interference

effect of unwanted energy due to one or a combination of emissions, radiations, or inductions

upon reception in a radio communication system, manifested by any performance

degradation, misinterpretation, or loss of information which could be extracted in the absence

of such unwanted energy
[SOURCE: Database ITU Terms and Definitions]
industrial, scientific and medical application

operation of equipment or appliances designed to generate and use locally radio frequency

energy for industrial, scientific, medical, domestic or similar purposes, excluding applications

in the

Questions, Comments and Discussion

Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.