Beckhoff TwinSAFE EL1904 - User Manual

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Operating Instructions | EN

EL1904

TwinSAFE Terminal with 4 digital fail-safe inputs

2024-12-17 | Version: 3.3.0

Main Page

Table of Contents3
Notes on the Documentation5
Disclaimer5
Trademarks5
Patents5
Limitation of Liability6
Copyright6
Documentation Issue Status7
Version Numbers of the Documentation9
Version History of the Twinsafe Product10
References11
Staff Qualification12
Safety and Instruction13
Support and Service14
Notes on Information Security15
For Your Safety16
Duty of Care16
Safety Image Signs17
General Safety Instructions18
Before Operation18
During Operation18
After Operation19
According to en 8119
Product Overview21
Product Description21
Fig. 1 EL1904 - Twinsafe Terminal with 4 Digital Fail-Safe Inputs21
Block Diagram of the EL190422
Fig. 2 Block Diagram of the EL190422
Laser Image23
Fig. 3 EL1904 Laser Image23
Intended Use24
Technical Data25
Product Data25
Target Failure Measures26
Environmental Conditions26
Characteristic Curve of the Inputs29
Dimensions29
Fig. 4 Characteristic Curve of the Inputs29
Fig. 5 Dimensions of the EL190429
Lifetime30
Fig. 6 Date Code and Serial Number30
Transport and Storage31
Installation32
Safety Instructions32
Mechanical Installation32
ESD Protection32
Fig. 7 Spring Contacts32
Installation Position33
Fig. 8 Installation Position33
Arrangement Instructions34
Fig. 9 Thermally Good Arrangement34
Fig. 10 Thermally Poor Arrangement35
Sample Configuration for Temperature Measurement36
Fig. 11 Example Configuration for Temperature Measurement36
Mounting36
Electrical Installation38
Overvoltage Protection38
EL1904 Pin Assignment39
Connecting39
Fig. 12 EL1904 Pin Assignment39
Connections42
Power Contacts43
Signal Cables44
Fig. 13 Permitted Cable Length44
Fig. 14 Typical Course of Test Pulses of the Inputs45
Twinsafe Reaction Times46
Fig. 15 Typical Response Time46
Tested EL1904 Devices47
Fig. 16 Worst Case Response Time47
Operation48
Environmental Conditions48
Operation in Potentially Explosive Atmospheres (ATEX)48
Special Conditions48
Identification49
Further ATEX Documentation50
Configuration of the Terminal in Twincat50
Inserting a Bus Coupler50
Inserting a Bus Terminal50
Inserting an EL190450
Fig. 17 Inserting an EL190451
Address Settings on Twinsafe Terminals with 65535 Possible Addresses52
Fig. 18 Address Settings on Twinsafe Terminals with 65535 Possible Addresses52
Entering a Twinsafe Address and Parameters in the System Manager53
Fig. 19 Entering the Fsoe Address53
Fig. 20 Setting the Connection of the Twinsafe Connection54
Fig. 21 Setting the Parameters of the Twinsafe Connection54
Fig. 22 Maximum Permissible Sensor Self-Test Duration of 350 Μs55
Diagnostics57
Diagnostic Leds57
Diag 1 (Green)57
Diag 2 (Red)57
Diag 3 (Red) and Diag 4 (Red)57
Diagnostic Objects58
Maintenance and Cleaning60
Disassembly60
10 Decommissioning62
Disposal62
Returning to the Vendor62
11 Appendix63
Volatility63
Focus of Certificates64
Declarations of Conformity and Certificates64

Brand	Beckhoff
Model	TwinSAFE EL1904
Category	Touch terminals
Language	English

Beckhoff TwinSAFE EL1904 - User Manual

Table of Contents

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