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EL1918
Beckhoff EL1918 Operating Instructions
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Operation
EL1918
26
Version: 1.2.0
Thermally favorable arrangement of the TwinSAFE terminals
The following structure is thermally favorable, since between the coupler / power supply terminal and
terminals with rather high waste heat, terminals with low current consumption and thus rather low waste heat
are placed.
Fig.10: Thermally favorable arrangement of the TwinSAFE terminals
25
27
Table of Contents
Table of Contents
3
1 Foreword
5
Notes on the Documentation
5
Safety Instructions
6
Delivery State
6
Operator's Obligation to Exercise Diligence
6
Description of Safety Symbols
7
Documentation Issue Status
7
Version History of the Twinsafe Product
8
References
8
2 System Description
9
The Beckhoff Ethercat Terminal System
9
Fig. 1 Slot and Key System and Screwless (Spring-Loaded) Connection System
9
Ethercat Bus Coupler
10
Fig. 2 Bus Coupler (Ethercat)
10
Ethercat Terminals
11
E-Bus
11
Power Contacts
11
Fig. 3 Overview of Ethercat Terminals
11
Twinsafe
12
The I/O Construction Kit Is Extended Safely
12
Safety Concept
12
The Fail-Safe Principle (Fail Stop)
13
3 Product Description
14
EL1918 - Twinsafe Terminal with 8 Digital Fail-Safe Inputs
14
Fig. 4 EL1918 - Twinsafe Terminal with 8 Fail-Safe Inputs
14
Intended Use
15
Technical Data
17
Safety Parameters
18
Safe Input
18
Characteristic Curve of the Inputs
19
Fig. 5 Characteristic Curve of the Inputs
19
Dimensions
20
Fig. 6 EL1918 Dimensions
20
4 Operation
21
Environmental Conditions
21
Installation
21
Safety Instructions
21
Transport / Storage
21
Mechanical Installation
21
Fig. 7 Spring Contacts of Beckhoff I/O Components
22
Fig. 8 Installation Position and Minimum Distances
23
Fig. 9 Thermally Unfavorable Arrangement of the Twinsafe Terminals
25
Fig. 10 Thermally Favorable Arrangement of the Twinsafe Terminals
26
Fig. 11 Installation on the Mounting Rail
27
Electrical Installation
28
Fig. 12 Removal from Mounting Rail
28
Fig. 13 PE Power Contact
29
Fig. 14 Connection of a Cable to a Terminal Point
30
Fig. 15 EL1918 Connection
31
Fig. 16 Cable Routing
32
Configuration of the Terminal in Twincat
33
Inserting a Bus Coupler
33
Inserting a Bus Terminal
33
Adding an EL1918
33
Fig. 17 Adding an EL1918
33
Address Settings on Twinsafe Terminals with 1023 Possible Addresses
34
Fig. 18 Address Settings on Twinsafe Terminals with 1023 Possible Addresses
34
Alias Devices
35
Fig. 19 Starting the Automatic Import from the I/O Configuration
35
Fig. 20 Selection from the I/O Tree
35
EL1918 Parameters in Twincat
36
Fig. 21 Creating Alias Devices by the User
36
Fig. 22 Linking Tab of the Alias Device
36
Fig. 23 Connection Tab of the Alias Device
37
Fig. 24 EL1918 Parameters
37
Process Image of the EL1918
38
Fig. 25 Process Image of the EL1918
38
Local Logic Function
39
Fig. 26 Deleting the Project Data
39
Project Design Limits of EL1918
40
Twinsafe Reaction Times
40
Fig. 27 Typical Reaction Time
41
Fig. 28 Worst-Case Reaction Time
41
Diagnosis
43
Status Leds
43
Diagnostic Leds
43
Fig. 29 Status Leds
43
Fig. 32 Diag History
43
Flash Code Display
44
Diagnosis History
44
Fig. 30 ESI/XML Message Text
46
Fig. 31 Startup List
46
Diag History Tab
47
Fig. 33 Diag History - Advanced Settings
47
Maintenance
48
Service Life
49
Decommissioning
49
Fig. 34 Unique Serial Number of a Twinsafe Terminal
49
Firmware Update of Twinsafe Products
50
Fig. 35 Firmware Update of Twinsafe Products - Part 1
51
Fig. 36 Firmware Update of Twinsafe Products - Part 2
52
Fig. 37 Firmware Update of Twinsafe Products - Part 3
52
5 Appendix
53
Support and Service
53
Certificates
54
List of Figures
55
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Beckhoff EL1918 Specifications
General
Brand
Beckhoff
Model
EL1918
Category
Touch terminals
Language
English
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