turck BL20-E-GW-EC User manual

Your Global Automation Partner
BL20-E-GW-EC
ECO Gateway for
EtherCAT
Instructions for Use

2 Hans Turck GmbH & Co. KG | T [phone] | F [phone] | mor[email protected] | www.turck.com

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Table of Contents
1 About These Instructions
1.1 Target groups 5
1.2 Documentation concept 5
1.3 Explanation of symbols used 6
1.3.1 Additional documents 6
1.4 Feedback about these instructions 6
2 Notes on the Product
2.1 Product identification 7
2.2 Scope of delivery 7
2.3 Legal requirements 7
2.4 Manufacturer and service 7
3 For Your Safety
3.1 Intended use 9
3.2 General safety instructions 9
4 EtherCAT features supported by BL20
4.1 EtherCAT according to the Modular Device Profile 11
4.1.1 EtherCAT State Machine 12
4.1.2 SDO services 12
4.1.3 Communication area 13
4.1.4 Module object area (0×6000 - 0×AFFF) 16
4.1.5 Device Parameter Area 19
4.2 EtherCAT device description file (ESI-file) 23
5 Technical features
5.1 Function 25
5.2 Technical data 25
5.2.1 Block diagram 26
5.2.2 General technical data of a station 26
5.2.3 Technical data for the push-in tension clamp terminals 29
5.3 Connection options at the gateway 30
5.3.1 Power supply 30
5.3.2 Field bus connection via RJ45 sockets 31
5.3.3 Service interface connection (mini USB female connector) 32

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5.4 Address assignment 32
5.5 ESI-file 32
5.6 Synchronization of the station configuration 32
5.6.1 Synchronization via software using object access 32
5.6.2 Synchronization via hardware using the CFG-switch 33
5.7 Status indicators/diagnostic messages gateway 34
5.7.1 Diagnostic messages via LEDs 34
5.7.2 Device Status Object 35
5.7.3 Emergency telegrams 36
5.7.4 I/O module diagnosis 37
5.8 Parameters of the modules 44
5.8.1 Digital input modules 44
5.8.2 Analog input modules 44
5.8.3 Analog output modules 52
5.8.4 Technology modules 56
6 Connection of the EtherCAT-gateway to the TwinCAT Soft-PLC
6.1 Application example 65
6.1.1 Adding a device specific *.xml-file 66
6.1.2 Hardware configuration in the TwinCAT System Manager 67
6.1.3 Parameterization of BL20 I/O-modules 71
6.1.4 Programming the Soft-PLC 72
6.1.5 "Connection" of hardware and program 75
6.1.6 Process data exchange 79
6.1.7 Diagnosis in TwinCAT 81
6.1.8 Install EtherCAT-driver 83
7 Integration of the technology modules
7.1 Integration of the RS232-module 85
7.1.1 Data image 85
7.2 Integration of the RS485/422-module 89
7.2.1 Data image 89
7.3 Integration of the SSI-module 92
7.3.1 Data image 92
7.4 Integration of the SWIRE-module BL20-E-1-SWIRE 98
7.4.1 Data image 98
7.5 Integration of the Encoder/PWM-module BL20-E-2CNT/2PWM 106
7.6 Integration of RFID-modules BL20-2RFID-S/-A 106
8 Guidelines for station planning

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8.1 Module arrangement 107
8.1.1 Random module arrangement 107
8.1.2 Complete planning 107
8.1.3 Maximum system extension 108
8.2 Power supply 110
8.2.1 Power supply to the gateway 110
8.2.2 Module bus refreshing (BL20-BR-24VDC-D) 110
8.2.3 Creating potential groups 110
8.2.4 C-rail (cross connection) 111
8.2.5 Direct wiring of relay modules 113
8.3 Protecting the service interface on the gateway 113
8.4 Plugging and pulling electronics modules 114
8.5 Extending an existing station 114
8.6 Firmware download 114
9 Guidelines for Electrical Installation
9.1 General notes 115
9.1.1 General 115
9.1.2 Cable routing 115
9.1.3 Lightning protection 116
9.1.4 Transmission media 116
9.2 Potential relationships 116
9.2.1 General 116
9.3 Electromagnetic compatibility (EMC 117
9.3.1 Ensuring electromagnetic compatibility 117
9.3.2 Grounding of inactive metal components 117
9.3.3 PE connection 118
9.3.4 Earth-free operation 118
9.3.5 Mounting rails 118
9.3.6 Shielding of cables 119
9.3.7 Potential compensation 120
9.3.8 Switching inductive loads 120
9.3.9 Protection against Electrostatic Discharge (ESD) 120
10 BL20-Approvals for Zone 2/Division 2
11 Appendix
11.1 Identifiers of BL20-modules 123

Hans Turck GmbH & Co. KG | T [phone] | F [phone] | [email protected] | www.turck.com
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1 About These Instructions
These operating instructions describe the structure, functions and the use of the product and will
help you to operate the product as intended. Read these instructions carefully before using the
product. This is to avoid possible damage to persons, property or the device. Retain the instructions
for future use during the service life of the product. If the product is passed on, pass on these instruc-
tions as well.
1.1 Target groups
These instructions are aimed a qualified personal and must be carefully read by anyone mounting,
commissioning, operating, maintaining, dismantling or disposing of the device.
1.2 Documentation concept
This manual contains all information about the EtherCAT-Gateway of the product line BL20-ECO
(BL20-E-GW-EC).
The following chapter contain a short BL20-description, a description of the field bus system Ether-
CAT, exact information about function and structure of the field bus specific BL20-gateway for Eth-
erCAT as well as all bus specific information concerning the connection to automation devices, the
maximum system extension etc.
The bus-independent I/O-modules of the BL20-system as well as all bus independent information
as mounting, labeling etc. are described in a separate manual.
BL20 I/O-modules (Turck-documentation no.: German D300716; English D300717)
In addition to that, the manual contains a short description of the I/O-ASSISTANT, the project plan-
ning and configuration software tool for Turck I/O-systems-

About These Instructions
Hans Turck GmbH & Co. KG | T [phone] | F [phone] | [email protected] | www.turck.com
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1.3 Explanation of symbols used
The following symbols are used in these instructions:
†CALL TO ACTION
This symbol identifies steps that the user has to perform.
RESULTS OF ACTION
This symbol identifies relevant results of steps
1.3.1 Additional documents
The following additional documents are available online at www.turck.com
Data sheet
Declaration of Conformity
1.4 Feedback about these instructions
We make every effort to ensure that these instructions are as informative and as clear as possible.
If you have any suggestions for improving the design or if some information is missing in the doc-
ument, please send your suggestions to [e-mail].
DANGER
DANGER indicates a dangerous situation with high risk of death or severe injury if not
avoided.
WARNING
WARNING indicates a dangerous situation with medium risk of death or severe injury if not
avoided.
CAUTION
CAUTION indicates a dangerous situation of medium risk which may result in minor or
moderate injury if not avoided.
NOTICE
NOTICE indicates a situation which may lead to property damage if not avoided.
NOTE
NOTE indicates tips, recommendations and useful information on specific actions and
facts. The notes simplify your work and help you to avoid additional work.

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2 Notes on the Product
2.1 Product identification
These instructions apply to the BL20 gateway BL20-E-GW-EC.
2.2 Scope of delivery
BL20-E-GW-EC
2 end brackets
2.3 Legal requirements
The device falls under the following EU directives:
2014/30/EU (electromagnetic compatibility)
2011/65/EU (RoHS Directive)
2.4 Manufacturer and service
Hans Turck GmbH & Co. KG
Witzlebenstraße 7
45472 Muelheim an der Ruhr
Germany
Turck supports you with your projects, from initial analysis to the commissioning of your applica-
tion. The Turck product database contains software tools for programming, configuration or com-
missioning, data sheets and CAD files in numerous export formats. You can access the product data-
base at the following address:www.turck.de/produkte
Should you have any further questions, please contact the sales and service team in Germany under
the following telephone numbers:
Sales: [phone]
Technology: [phone]
Internet: www.turck.de
Outside Germany, please contact your local Turck representative.

Notes on the Product
Hans Turck GmbH & Co. KG | T [phone] | F [phone] | [email protected] | www.turck.com
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