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schmersal SLC440 - User Manual

schmersal SLC440
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EN
Operating instructions. . . . . . . . . . . .pages 1 to 18
Original
SLC440
Operating instructions
Safety light curtain
EN
1
1. About this document
1.1 Function
This operating instructions manual provides all the information you
need for the mounting, set-up and commissioning to ensure the safe
operation and disassembly of the safety switchgear. The operating
instructions must be available in a legible condition and a complete
version in the vicinity of the device.
1.2 Target group: authorised qualified personnel
All operations described in this operating instructions manual must
be carried out by trained specialist personnel, authorised by the plant
operator only.
Please make sure that you have read and understood these operating
instructions and that you know all applicable legislations regarding
occupational safety and accident prevention prior to installation and
putting the component into operation.
The machine builder must carefully select the harmonised standards to
be complied with as well as other technical specifications for the selec-
tion, mounting and integration of the components.
1.3 Explanation of the symbols used
Information, hint, note:
This symbol is used for identifying useful additional information.
Caution: Failure to comply with this warning notice could
lead to failures or malfunctions.
Warning: Failure to comply with this warning notice could
lead to physical injury and/or damage to the machine.
Content
1 About this document
1.1 Function.............................................1
1.2  ................1
1.3 Explanation of the symbols used..........................1
1.4 Appropriate use.......................................2
1.5 General safety instructions ..............................2
1.6 Warning about misuse..................................2
1.7 Exclusion of liability ....................................2
2 Product description
2.1 Destination and use....................................2
2.2 Ordering code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
2.3 Special versions ......................................2
2.4 Scope of delivery and accessories ........................2
2.4.1 Accessories included in delivery ..........................2
2.4.2 Optional accessories...................................2
2.5 Technical data ........................................3
2.6 Response time (reaction time) ...........................3
2.7 ....................................4
2.8 Functions............................................4
2.8.1 Protective mode / Automatic . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
2.8.2 Restart Interlock (operation) .............................4
2.8.3 Restart interlock with double acknowledgement/reset .........5
2.8.4 Fixed blanking ........................................5
2.8.5 Fixed blanking with movable edge region ...................5
2.8.6 Floating blanking ......................................6
2.8.7 Contactor control (EDM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
2.8.8 Rotating the display through 180 degrees...................7
2.9 Self-test .............................................7
2.10 Beam coding A .......................................7
2.11 Parameter setting .....................................7
3 Mounting
3.1 General conditions ....................................9
3.2  . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
3.3 Alignment of the sensors................................9
3.4 Setting mode .........................................9
3.5 Safety distance ......................................10
3.5.1  ...................11
3.6 Dimensions transmitter and receiver .....................12
3.7 Fixing..............................................13
4 Electrical connection
4.1 Wiring example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
4.2 Wiring example SLC440 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
4.3  .......15
5 Set-up and maintenance
5.1 Check before start-up .................................15
5.2 Maintenance ........................................15
5.3 Regular check .......................................16
5.4 Half-yearly inspection .................................16
5.5 Cleaning ...........................................16
6 Diagnostic
6.1 Status information LED ................................16
6.2 Fault diagnostic ......................................17
7 Disassembly and disposal
7.1 Disassembly ........................................17
7.2 Disposal............................................17
8 Appendix
8.1 Contact ............................................17
9 EU Declaration of conformity
Version 2.0
x.000 / 03.2016 / v.A. - 101217023-EN / E / 2016-03-10 / AE-Nr. 5854

Table of Contents

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Summary

About this document

Function

Provides information for safe operation and disassembly of safety switchgear.

Target group: authorised qualified personnel

Specifies that operations must be performed by trained specialist personnel.

Explanation of the symbols used

Explains symbols for information, hints, notes, and warnings.

Appropriate use

Details the intended use and responsibility of the machine manufacturer.

General safety instructions

Mandates observance of safety instructions, standards, and accident prevention rules.

Warning about misuse

Warns about hazards from improper use or manipulation of safety switchgear.

Exclusion of liability

States no liability for damages from defective mounting or misuse.

Product description

Destination and use

Describes the SLC440 as a non-contact safety guard for hazardous points/areas.

Ordering code

Lists the types and options available for the SLC440 safety light curtain.

Special versions

Refers to specifications for non-standard versions matching the standard.

Scope of delivery and accessories

Details included mounting kits, spacers, and optional accessories.

Technical data

Provides detailed specifications including standards, materials, and ratings.

Response time (reaction time)

Explains how response time is affected by field height, resolution, and coding.

Safety classification

Lists safety standards, PL, control category, PFH, and SIL values.

Functions

Describes system functions like protective mode, restart interlock, and blanking.

Protective mode; Automatic

Explains automatic restart without external release when the field is clear.

Restart Interlock (operation)

Details how manual reset prevents automatic enabling of outputs after interruptions.

Restart interlock with double acknowledgement;reset

Describes using two command devices for safety in access monitoring applications.

Fixed blanking

Explains how to blank stationary objects in the protection field.

Fixed blanking with movable edge region

Allows compensation for slight position changes of blanked objects.

Floating blanking

Allows blanking of movable objects, affecting effective resolution.

Contactor control (EDM)

Monitors auxiliary contacts of contactors for malfunctions, locking outputs if detected.

Rotating the display through 180 degrees

Allows rotation of the 7-segment display via software for readability.

Self-test

The system performs a self-test upon power-up and cyclically during operation.

Beam coding A

Prevents mutual interference between adjacent safety light curtain systems.

Parameter setting

Enables individual adjustment of functionality using a command device pushbutton.

Mounting

General conditions

Provides preventive guidelines for safe and appropriate handling of the SLC.

Protection field and approach

Defines the protection field and the necessity of additional protective devices.

Alignment of the sensors

Details the procedure for parallel alignment of transmitter and receiver.

Setting mode

Supports best possible alignment using a 7-segment display.

Safety distance

Defines the minimum distance to ensure safe stopping of hazardous movement.

Minimum distance to reflecting surfaces

Specifies minimum distances to avoid detection issues from reflecting surfaces.

Dimensions transmitter and receiver

Provides detailed dimensions for transmitter and receiver units.

Fixing

Details mounting kits included and optional accessories for fixing.

Electrical connection

Wiring example

Illustrates basic wiring connections for restart interlock and protective mode.

Wiring example SLC440

Shows a detailed wiring example for the SLC440 with safety monitoring module.

Connector configuration Receiver, Transmitter & Cable

Lists pin assignments and descriptions for receiver, transmitter, and cables.

Set-up and maintenance

Check before start-up

Lists essential checks required before initial operation of the SLC.

Maintenance

Emphasizes the importance of regular inspections for safety and injury prevention.

Regular check

Recommends visual inspection and functional tests for component integrity.

Half-yearly inspection

Specifies checks to be performed every six months or after machine modifications.

Cleaning

Provides instructions for cleaning optics covers without disabling outputs.

Diagnostic

Status information LED

Explains the function and LED colors for receiver and transmitter status indication.

Fault diagnostic

Lists error codes displayed by the receiver and their corresponding actions.

Disassembly and disposal

Disassembly

Instructs to perform disassembly only in a de-energised condition.

Disposal

Advises on proper disposal in accordance with national prescriptions and legislations.

Appendix

Contact

Provides contact information for consultancy, sales, and repair handling.

EU Declaration of conformity

Summary

About this document

Function

Provides information for safe operation and disassembly of safety switchgear.

Target group: authorised qualified personnel

Specifies that operations must be performed by trained specialist personnel.

Explanation of the symbols used

Explains symbols for information, hints, notes, and warnings.

Appropriate use

Details the intended use and responsibility of the machine manufacturer.

General safety instructions

Mandates observance of safety instructions, standards, and accident prevention rules.

Warning about misuse

Warns about hazards from improper use or manipulation of safety switchgear.

Exclusion of liability

States no liability for damages from defective mounting or misuse.

Product description

Destination and use

Describes the SLC440 as a non-contact safety guard for hazardous points/areas.

Ordering code

Lists the types and options available for the SLC440 safety light curtain.

Special versions

Refers to specifications for non-standard versions matching the standard.

Scope of delivery and accessories

Details included mounting kits, spacers, and optional accessories.

Technical data

Provides detailed specifications including standards, materials, and ratings.

Response time (reaction time)

Explains how response time is affected by field height, resolution, and coding.

Safety classification

Lists safety standards, PL, control category, PFH, and SIL values.

Functions

Describes system functions like protective mode, restart interlock, and blanking.

Protective mode; Automatic

Explains automatic restart without external release when the field is clear.

Restart Interlock (operation)

Details how manual reset prevents automatic enabling of outputs after interruptions.

Restart interlock with double acknowledgement;reset

Describes using two command devices for safety in access monitoring applications.

Fixed blanking

Explains how to blank stationary objects in the protection field.

Fixed blanking with movable edge region

Allows compensation for slight position changes of blanked objects.

Floating blanking

Allows blanking of movable objects, affecting effective resolution.

Contactor control (EDM)

Monitors auxiliary contacts of contactors for malfunctions, locking outputs if detected.

Rotating the display through 180 degrees

Allows rotation of the 7-segment display via software for readability.

Self-test

The system performs a self-test upon power-up and cyclically during operation.

Beam coding A

Prevents mutual interference between adjacent safety light curtain systems.

Parameter setting

Enables individual adjustment of functionality using a command device pushbutton.

Mounting

General conditions

Provides preventive guidelines for safe and appropriate handling of the SLC.

Protection field and approach

Defines the protection field and the necessity of additional protective devices.

Alignment of the sensors

Details the procedure for parallel alignment of transmitter and receiver.

Setting mode

Supports best possible alignment using a 7-segment display.

Safety distance

Defines the minimum distance to ensure safe stopping of hazardous movement.

Minimum distance to reflecting surfaces

Specifies minimum distances to avoid detection issues from reflecting surfaces.

Dimensions transmitter and receiver

Provides detailed dimensions for transmitter and receiver units.

Fixing

Details mounting kits included and optional accessories for fixing.

Electrical connection

Wiring example

Illustrates basic wiring connections for restart interlock and protective mode.

Wiring example SLC440

Shows a detailed wiring example for the SLC440 with safety monitoring module.

Connector configuration Receiver, Transmitter & Cable

Lists pin assignments and descriptions for receiver, transmitter, and cables.

Set-up and maintenance

Check before start-up

Lists essential checks required before initial operation of the SLC.

Maintenance

Emphasizes the importance of regular inspections for safety and injury prevention.

Regular check

Recommends visual inspection and functional tests for component integrity.

Half-yearly inspection

Specifies checks to be performed every six months or after machine modifications.

Cleaning

Provides instructions for cleaning optics covers without disabling outputs.

Diagnostic

Status information LED

Explains the function and LED colors for receiver and transmitter status indication.

Fault diagnostic

Lists error codes displayed by the receiver and their corresponding actions.

Disassembly and disposal

Disassembly

Instructs to perform disassembly only in a de-energised condition.

Disposal

Advises on proper disposal in accordance with national prescriptions and legislations.

Appendix

Contact

Provides contact information for consultancy, sales, and repair handling.

EU Declaration of conformity

schmersal SLC440 Specifications

General IconGeneral
Brandschmersal
ModelSLC440
CategorySecurity Sensors
LanguageEnglish

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