VIDEOJET 3140 - Page 4

09/17 - Index: AD [EN]
iv
Videojet 3140/3340/3640/Table of contents
5.1 Operation of the Laser System.................................................................... 35
5.2 Marking Elements........................................................................................ 35
5.3 Elements on the Supply Unit....................................................................... 37
5.4 Switch-On/Off of the Supply Unit................................................................. 40
5.4.1 Switch-On........................................................................................ 40
5.4.2 Switch-Off........................................................................................ 41
6 Maintenance.................................................................................................. 42
6.1 General Notes Concerning Maintenance.................................................... 42
6.2 Maintenance Plan........................................................................................ 42
6.3 Cleaning the Laser Scan Lens.................................................................... 43
6.3.1 Disassembly of the Laser Scan Lens.............................................. 44
6.3.2 Mounting the Laser Scan Lens....................................................... 44
6.4 Exchange of the Filter Mats......................................................................... 45
6.5 Exchange of the Fuses................................................................................ 45
6.6 Protocols for Maintenance, Repair and Replacement................................. 46
7 Malfunctions................................................................................................. 54
7.1 Notes........................................................................................................... 54
7.2 Malfunctions Descriptions........................................................................... 54
8 Appendix....................................................................................................... 57
8.1 Safety Circuit of the Laser System (10/30 W)............................................. 57
8.2 Safety Circuit of the Laser System (60 W).................................................. 63
8.3 Assignment of the Customer Interface........................................................ 69
8.3.1 Power Supply Connector for the Customer Interface (Connector
X28)................................................................................................. 71
8.3.2 Assignment of Connector X21 Fume Extractor............................... 73
8.3.3 Assignment of Connector X29 Laser Control.................................. 73
8.3.4 Assignment of Connector X22 Laser Control.................................. 74
8.3.5 Assignment of Connector X33 Internal Signals............................... 76
8.3.6 Assignment of Connector X25 Encoder/Product Detector.............. 77
8.3.7 Assignment of Connector X30 External Job Selection.................... 79
8.3.8 Assignment of Connector X27 Laser Control.................................. 80
8.4 Wiring Examples 10/30 W........................................................................... 81
8.4.1 Laser Control/Job Selection............................................................ 81
8.4.2 Fume Extractor/Encoder/Trigger..................................................... 82
8.4.3 Without Safety Circuit...................................................................... 83
8.4.4 Safety Circuit................................................................................... 84
8.5 Wiring Examples 60 W................................................................................ 86
8.5.1 Laser Control/Job Selection............................................................ 86
8.5.2 Fume Extractor/Encoder/Trigger..................................................... 87
8.5.3 Safety Circuit Variant 1................................................................... 88
8.5.4 Safety Circuit Variant 2................................................................... 89
8.6 Drawings..................................................................................................... 91
8.7 Safety Data Sheet Zinc-Selenide (ZnSe).................................................... 99
Index............................................................................................................ 103