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MLC 520
Leuze electronic MLC 520 User Manual
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EN 2015/12 - 700191
We reserve the right to
make technical changes
MLC 520
Safety Light Curtains
2
Table of Contents
Default Chapter
3
Table of Contents
3
1 About this Document
5
Used Symbols and Signal Words
5
Checklists
6
2 Safety
7
Approved Purpose and Foreseeable Improper Operation
7
Proper Use
7
Foreseeable Misuse
8
Competent Persons
8
Responsibility for Safety
8
Disclaimer
8
3 Device Description
9
Device Overview
9
Connection Technology
10
Display Elements
11
Operating Indicators on the MLC 500 Transmitter
11
Operating Indicators on the MLC 520 Receiver
11
Alignment Display
13
4 Functions
14
Start/Restart Interlock RES
14
EDM Contactor Monitoring
15
Transmission Channel Changeover
15
Range Reduction
16
5 Applications
17
Point of Operation Guarding
17
Access Guarding
18
Danger Zone Guarding
18
6 Mounting
19
Arrangement of Transmitter and Receiver
19
Calculation of Safety Distance S
19
Calculation of Safety Distance if Protective Fields Act Orthogonally to the Approach Direction
20
Calculation of Safety Distance S for Parallel Approach to the Protective Field
24
Minimum Distance to Reflective Surfaces
25
Preventing Mutual Interference between Adjacent Devices
26
Mounting the Safety Sensor
28
Suitable Mounting Locations
28
Definition of Directions of Movement
29
Fastening Via BT-NC60 Sliding Blocks
29
Fastening with BT-R Swivel Mount
29
Fastening Via Swiveling Mounting Brackets
30
One-Sided Mounting on the Machine Table
30
Mounting Accessories
31
Deflecting Mirror for Multiple-Side Guarding
31
MLC-PS Protective Screen
33
7 Electrical Connection
34
Pin Assignment Transmitter and Receiver
34
MLC 500 Transmitter
34
MLC 520 Receiver
36
Circuit Diagram Examples
37
MLC 520 Circuit Diagram Example
37
8 Starting up the Device
38
Switching on
38
Aligning the Sensor
38
Aligning of Deflecting Mirrors with the Laser Alignment Aid
39
Unlocking Start/Restart Interlock
40
9 Testing
41
Before the Initial Start-Up and Following Modifications
41
Checklist for Integrator - to be Performed Prior to the Initial Start-Up and Following Modifications
41
To be Performed Periodically by Competent Persons
43
Periodically by the Operator
43
Checklist - Periodically by the Operator
43
10 Maintenance
45
11 Troubleshooting
46
What to Do in Case of Failure
46
Operating Displays of the Leds
46
Error Messages 7-Segment Display
47
12 Disposing
50
13 Service and Support
51
14 Technical Data
52
General Specifications
52
Dimensions, Weight, Response Time
54
Dimensional Drawings: Accessories
56
15 Ordering Information and Accessories
59
16 EC Declaration of Conformity
65
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Leuze electronic MLC 520 Specifications
General
Brand
Leuze electronic
Model
MLC 520
Category
Security Sensors
Language
English
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