Contents
1 Introduction .............................................................................................................................................................................................................. 3
1.1 General information on these operating instructions ...................................................................................................................................... 3
1.2 Contents of the operating instructions ............................................................................................................................................................... 3
1.3 Approvals / Test marks ........................................................................................................................................................................................... 3
1.4 Disclaimer / Loss of warranty ................................................................................................................................................................................ 3
1.5 Symbols ..................................................................................................................................................................................................................... 4
1.6 Target group ............................................................................................................................................................................................................. 5
1.7 Warranty claims ....................................................................................................................................................................................................... 5
1.8 Misuse ........................................................................................................................................................................................................................ 5
1.9 Commissioning / Operation / Documentation .................................................................................................................................................... 5
1.10 Standards and directives ....................................................................................................................................................................................... 6
1.11 Intended use ............................................................................................................................................................................................................. 6
2 General safety instructions ................................................................................................................................................................................... 7
2.1 Installation requirements ....................................................................................................................................................................................... 7
2.2 Residual risks ........................................................................................................................................................................................................... 7
3 Product and functional description ..................................................................................................................................................................... 8
3.1 Description ................................................................................................................................................................................................................ 8
3.2 Load sensor .............................................................................................................................................................................................................. 8
3.3 Front view.................................................................................................................................................................................................................. 9
3.4 Block diagram SLE 3............................................................................................................................................................................................. 10
3.5 Schematic circuit diagram ................................................................................................................................................................................... 11
3.6 Safety functions ..................................................................................................................................................................................................... 11
3.6.1 Overload cut-off ............................................................................................................. 11
3.6.2 Sensor errors ................................................................................................................. 12
3.7 Control and monitoring functions ...................................................................................................................................................................... 12
3.7.1 Actuation ........................................................................................................................ 12
3.7.2 Relay outputs ................................................................................................................. 12
3.7.3 Motor management ....................................................................................................... 13
3.7.4 Operating time counter.................................................................................................. 15
3.7.5 Temperature monitoring for hoist and travel motors ................................................... 15
3.7.6 Signalling relays ............................................................................................................. 16
4 Installation ............................................................................................................................................................................................................... 17
4.1 Dimensions ............................................................................................................................................................................................................. 17
4.2 Attachment possibilities....................................................................................................................................................................................... 17
4.3 Cable connection ................................................................................................................................................................................................... 17
4.4 Cables ...................................................................................................................................................................................................................... 17
4.5 Mounting ................................................................................................................................................................................................................. 17
5 Commissioning, tests, settings and maintenance .......................................................................................................................................... 18
5.1 Commissioning and regular tests ...................................................................................................................................................................... 18
5.2 Change to the cut-off point .................................................................................................................................................................................. 19
5.3 Settings .................................................................................................................................................................................................................... 19
5.3.1 Testing bay function ...................................................................................................... 19
5.3.2 Activating the testing bay function ................................................................................ 20
5.4 Crane test ................................................................................................................................................................................................................ 21
5.4.1 Activation of the function "Crane test": ......................................................................... 21
5.4.2 Deactivation of the crane test ....................................................................................... 21
5.5 Documentation of changes to the cut-off point ............................................................................................................................................... 22
5.6 Device or sensor replacement ............................................................................................................................................................................ 23
5.7 Maintenance ........................................................................................................................................................................................................... 23
5.8 Wear parts ............................................................................................................................................................................................................... 23
6 Error and warning messages, faults .................................................................................................................................................................. 24
6.1 Operation................................................................................................................................................................................................................. 24
6.2 Error state indicators ............................................................................................................................................................................................ 24
6.3 Warning messages ................................................................................................................................................................................................ 26
7 Decommissioning ................................................................................................................................................................................................. 27
8 Technical data ........................................................................................................................................................................................................ 28
8.1 Rating plates ........................................................................................................................................................................................................... 30
8.2 Type designation ................................................................................................................................................................................................... 30
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