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EL2911
Beckhoff EL2911 User Manual
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Operation
EL2911 and EL2911-2200
31
Version: 2.0.0
Fig.11: Thermally unfavorable arrangement of the TwinSAFE terminals
Thermally favorable arrangement of the TwinSAFE terminals
The following arrangement is thermally optimized, as terminals with low current consumption and therefore
low waste heat are attached between the EtherCAT Coupler/power supply terminal and terminals with higher
waste heat.
Fig.12: Thermally favorable arrangement of the TwinSAFE terminals
30
32
Table of Contents
Table of Contents
3
Notes on the Documentation
5
Disclaimer
5
Trademarks
5
Patents
5
Limitation of Liability
6
Copyright
6
Documentation Issue Status
7
Version History of the Twinsafe Product
8
Staff Qualification
8
Safety and Instruction
9
Explanation of Symbols
9
Beckhoff Support and Service
10
For Your Safety
11
Duty of Care
11
Safety Image Signs
12
General Safety Instructions
13
Before Operation
13
In Operation
13
After Operation
13
System Description
14
The Beckhoff Ethercat Terminal System
14
Fig. 1 Slot and Key System and Screwless (Spring-Loaded) Connection System
14
Ethercat Bus Coupler
15
Fig. 2 Bus Coupler (Ethercat)
15
Fig. 3 Overview of Ethercat Terminals
16
Ethercat Terminals
16
E-Bus
17
Power Contacts
17
Twinsafe
17
The I/O Construction Kit Is Extended Safely
17
Safety Concept
17
The Fail-Safe Principle (Fail Stop)
18
Product Description
19
Fig. 4 EL2911 - Twinsafe Potential Feed Terminal with 4 Fail-Safe Inputs
19
Intended Use
20
Requirements for the Potential Group
22
Fig. 5 External Load
22
Fig. 6 Protected Wiring
23
Technical Data
24
Safety Parameters
25
Safe Inputs and Outputs
25
Characteristic Curve of the Inputs
25
Dimensions
26
Fig. 7 Characteristic Curve of the Inputs
26
Fig. 8 EL2911 Dimensions
26
Operation
27
Environmental Conditions
27
Installation
27
Safety Instructions
27
Transport / Storage
27
Mechanical Installation
27
Fig. 9 Spring Contacts of Beckhoff I/O Components
28
Fig. 10 Installation Position and Minimum Distances
29
Fig. 11 Thermally Unfavorable Arrangement of the Twinsafe Terminals
31
Fig. 12 Thermally Favorable Arrangement of the Twinsafe Terminals
31
Fig. 13 Installation on the Mounting Rail
32
Electrical Installation
33
Fig. 14 Removal of Mounting Rails
33
Fig. 15 PE Power Contact
34
Fig. 16 Connection of a Cable to a Terminal Point
35
Fig. 17 EL2911 - Pin Assignment
36
Fig. 18 Cable Routing
37
Adding an EL2911
38
Fig. 19 Adding an EL2911
38
Inserting a Bus Terminal
38
Inserting a Bus Coupler
38
Configuration of the Terminal in Twincat
38
EL2911: Using the Integrated Twinsafe Logic Functions
39
Fig. 20 Delete Project Data
39
Address Settings on Twinsafe Terminals with 1023 Possible Addresses
41
Fig. 21 Address Settings on Twinsafe Terminals with 1023 Possible Addresses
41
Alias Devices
42
Fig. 22 Starting the Automatic Import from the I/O Configuration
42
Fig. 23 Selection from the I/O Tree
42
EL2911 Parameters in Twincat
43
Fig. 24 Creating Alias Devices by the User
43
Fig. 25 Linking Tab of the Alias Device
43
Fig. 26 Connection Tab of the Alias Device
44
Fig. 27 EL2911 Parameters
44
EL2911 Process Image
46
Fig. 28 EL2911 Process Image
46
Twinsafe Reaction Times
47
Fig. 29 Typical Reaction Time
47
Fig. 30 Worst-Case Reaction Time
48
Diagnosis
49
Status Leds
49
Diagnostic Leds
49
Fig. 31 EL2911 Status and Diagnostics Leds
49
Flash Code Display
50
Diagnosis History
50
Diag History Tab
52
Fig. 32 ESI/XML Message Text
52
Fig. 33 Startup List
52
Fig. 34 Diag History
53
Fig. 35 Diag History - Advanced Settings
53
Service Life
54
Fig. 36 Unique Serial Number of a Twinsafe Terminal
54
Maintenance and Cleaning
55
Decommissioning
56
Disposal
56
Returning to the Vendor
56
Appendix
57
Volatility
57
Focus of Certificates
58
Certificate
59
Fig. 37 EL2911 EC Declaration of Conformity
59
List of Figures
60
4
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Beckhoff EL2911 Specifications
General
Brand
Beckhoff
Model
EL2911
Category
I/O Systems
Language
English
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