Contents
ii
Page
(3) Solenoid valve set ..................................................................................................................................................... 2-36
(4) Hand input cable ........................................................................................................................................................ 2-38
(5) Hand output cable ..................................................................................................................................................... 2-39
(6) Hand curl tube ............................................................................................................................................................ 2-40
2.8 About Overhaul ...................................................................................................................................................................... 2-41
2.9 Maintenance parts ................................................................................................................................................................. 2-42
3 Controller .......................................................................................................................................................................................... 3-43
3.1 Standard specifications ...................................................................................................................................................... 3-43
3.1.1 Basic specifications ...................................................................................................................................................... 3-43
3.1.2 Protection specifications and operating supply ................................................................................................ 3-44
3.2 Names of each part .............................................................................................................................................................. 3-45
3.2.1 Drive unit ........................................................................................................................................................................... 3-45
(1) CR750 drive unit ........................................................................................................................................................ 3-45
(2) CR751 drive unit ........................................................................................................................................................ 3-47
3.2.2 Robot CPU ........................................................................................................................................................................ 3-49
3.3 Outside dimensions/Installation dimensions .............................................................................................................. 3-50
3.3.1 Outside dimensions ....................................................................................................................................................... 3-50
(1) CR750 drive unit ........................................................................................................................................................ 3-50
(2) CR751 drive unit ........................................................................................................................................................ 3-51
(3) Outside dimensions of robot CPU unit ............................................................................................................ 3-52
(4) Battery unit outside dimension ........................................................................................................................... 3-53
3.3.2 Installation dimensions ................................................................................................................................................. 3-54
(1) CR750 drive unit ........................................................................................................................................................ 3-54
(2) CR751 drive unit ........................................................................................................................................................ 3-56
(3) Robot CPU Unit installation dimensions .......................................................................................................... 3-58
3.4 External input/output .......................................................................................................................................................... 3-59
3.4.1 Types .................................................................................................................................................................................. 3-59
3.5 Dedicated input/output ...................................................................................................................................................... 3-60
3.6 Emergency stop input and output etc. ......................................................................................................................... 3-63
3.6.1 Connection of the external emergency stop ..............................................................................
........................ 3-63
(1) CR750 drive unit ........................................................................................................................................................ 3-64
(2) CR751 drive unit ........................................................................................................................................................ 3-68
3.6.2 Special stop input (SKIP) ........................................................................................................................................... 3-71
(1) CR750 drive unit ........................................................................................................................................................ 3-71
(2) CR751 drive unit ........................................................................................................................................................ 3-72
3.6.3 Door switch function .................................................................................................................................................... 3-73
3.6.4 Enabling device function ............................................................................................................................................. 3-73
(1) When door is opening ............................................................................................................................................... 3-73
(2) When door is closing ................................................................................................................................................ 3-74
(3) Automatic Operation/Jog Operation/Brake Release and Necessary Switch Settings .............. 3-74
3.7 Mode changeover switch input ........................................................................................................................................ 3-75
(1) Specification of the key switch interface ....................................................................................................... 3-75
(2) Connection of the mode changeover switch input ..................................................................................... 3-77
3.8 Additional Axis Function ..................................................................................................................................................... 3-78
3.8.1 Wiring of the Additional Axis Interface ................................................................................................................. 3-78
(1) CR750 drive unit ........................................................................................................................................................ 3-78
(2) CR751 drive unit ........................................................................................................................................................ 3-79
3.9 Magnet contactor control connector output (AXMC) for addition axes ........................................................ 3-82
(1) Example circuit ........................................................................................................................................................... 3-82
(2) Image of how to connect the controller connector .................................................................................... 3-84
3.10 Options .................................................................................................................................................................................... 3-85
(1) Teaching pendant (T/B) ......................................................................................................................................... 3-86
(2) MELSOFT RT ToolBox2/RT ToolBox2 mini .................................................................................................. 3-89
(3) Instruction Manual (bookbinding) ........................................................................................................................ 3-91
3.11 Maintenance parts .............................................................................................................................................................. 3-92