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Chapter 11
114
© SICK AG • Industrial Safety Systems • Germany • All rights reserved
Appendix A
11.3 List of tables
Tab. 1: LED displays of the safety evaluation device UE401 .......... 70
Tab. 2: LED displays of the sensors ................................................... 71
Tab. 3: Height of the beams above the floor .................................... 75
Tab. 4: Scanning range on usage of deflector mirrors ..................... 81
Tab. 5: Terminal assignment UE401 ................................................. 85
Tab. 6: Allocation of the sensor contacts .......................................... 88
Tab. 7: Displays shown during the power-up cycle ........................... 90
Tab. 8: Status indications of the LEDs .............................................. 96
Tab. 9: Error displays of the 7-segment display................................ 98
Tab. 10: Technical data, safety evaluation device UE401 .............. 101
Tab. 11: Technical data, L400 sender/receiver .............................. 103
Tab. 12: Technical data, L4000 sender/receiver ............................ 106
Tab. 13: Part number, safety evaluation device UE401 ................. 109
Tab. 14: Part numbers L4000 and L400 sensors ........................... 109
Tab. 15: Part numbers, deflector mirror ........................................... 110
Tab. 16: Part numbers, accessories ................................................. 110
11.4 List of illustrations
Fig. 1:
Sketch illustration of the L4000 system .............................. 67
Fig. 2:
Safety evaluation device UE401 ........................................... 70
Fig. 3:
L400 sensor with axial optics, centre line
corresponds to beam axis...................................................... 71
Fig. 4:
L400 sensor with radial optics, beam axis 90° ................... 71
Fig. 5:
L4000 sensor with axial optics, centre line
corresponds to beam axis...................................................... 72
Fig. 6:
Access guarding with L4000 system .................................... 73
Fig. 7:
Safety distance S to the light beam ...................................... 75
Fig. 8:
Minimum distance to reflective surfaces ............................. 77
Fig. 9:
Distance a as a function of the L400 and L4000
scanning ranges ..................................................................... 77
Fig. 10: Protection of a hazardous area with L4000/L400
sensors in cascade ................................................................. 78
Fig. 11: Mounting two L4000 systems ............................................... 79
Fig. 12: Safety evaluation device UE401 ........................................... 80
Fig. 13: Example of hazardous areas with multiple sided
protection ................................................................................ 81
Operating Instructions
L4000 system
8010009/1HGT/2022-11-21
Subject to change without notice
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