FR
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ES
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NL
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IT
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EN
Operating instructions. . . . . . . . . . . .pages 1 to 14
Translation of the original operating instructions
SLG 420
Operating instructions
Safety light grid
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 inst-
ructions 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 informa-
tion.
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.
1.4 Appropriate use
The products described in these operating instructions are developed to
execute safety-related functions as part of an entire plant or machine. It
is the responsibility of the manufacturer of a machine or plant to ensure
the correct functionality of the entire machinery or plant.
The safety switchgear must be exclusively used in accordance with the
versions listed below or for the applications authorised by the manufac-
Content
1
About this document
1.1 Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
1.2 Target group: authorised qualified personnel. . . . . . . . . . . . . . . .1
1.3 Explanation of the symbols used . . . . . . . . . . . . . . . . . . . . . . . . .1
1.4 Appropriate use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
1.5 General safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
1.6 Warning about misuse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
1.7 Exclusion of liability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
2
Product description
2.1 Ordering code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
2.2 Special versions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
2.3 Scope of delivery and accessories . . . . . . . . . . . . . . . . . . . . . . .2
2.3.1 Accessories included in delivery . . . . . . . . . . . . . . . . . . . . . . . . .2
2.3.2 Optional accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
2.4 Destination and use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
2.5 Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
2.6 Response time (reaction time). . . . . . . . . . . . . . . . . . . . . . . . . . .3
2.7 Safety classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
2.8 Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
2.8.1 Protective mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
2.8.2 Restart interlock (manual reset). . . . . . . . . . . . . . . . . . . . . . . . . .4
2.8.3 Fixed blanking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
2.8.4 Contactor control (EDM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
2.8.5 Start interlock. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
2.9 Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
2.10 Beam coding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
3
Mounting
3.1 General conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
3.2 Protection field and approach . . . . . . . . . . . . . . . . . . . . . . . . . . .5
3.3 Alignment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
3.4 Safety distance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
3.5 Minimum distance to reflecting surfaces . . . . . . . . . . . . . . . . . . .6
3.6 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
4
Electrical connection
4.1 Wiring example default . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
4.2 Activation of the contactor control (EDM) without software . . . . .9
4.3 Connector configuration Receiver, Emitter & Cable. . . . . . . . . .10
5
Set-up and maintenance
5.1 Check before start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
5.2 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
5.3 Regular check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
5.4 Half-yearly inspection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
5.5 Cleaning. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
6
Diagnostic
6.1 LED status information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
6.2 Fault diagnostic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
6.3 Extended diagnostic. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
7
Disassembly and disposal
7.1 Disassembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
7.2 Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
8
Appendix
8.1 Contact. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
8.2 EC Declaration of conformity . . . . . . . . . . . . . . . . . . . . . . . . . . .13
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