Contents
1
Hardware reference ...................................................................................................................................................................................... 2
1.1
GRT1-ML2 overview.........................................................................................................................................................................................................................2
1.1.1
Unit dipswitches..................................................................................................................................................................................................................2
1.1.2
LED indicators ....................................................................................................................................................................................................................3
1.1.3
Communication dipswitches ...............................................................................................................................................................................................4
1.1.4
Rotary switch ......................................................................................................................................................................................................................5
1.1.5
Power supply connector .....................................................................................................................................................................................................5
1.2
Specifications....................................................................................................................................................................................................................................6
1.3
Installation.........................................................................................................................................................................................................................................8
1.3.1
Connections........................................................................................................................................................................................................................8
1.3.2
Wiring .................................................................................................................................................................................................................................8
1.3.3
Replace ............................................................................................................................................................................................................................10
2
Setup and usage ......................................................................................................................................................................................... 11
2.1
MECHATROLINK-II I/O mapping ...................................................................................................................................................................................................11
2.1.1
Unit numbers ....................................................................................................................................................................................................................11
2.1.2
SmartSlice I/O mapping....................................................................................................................................................................................................11
2.1.3
GRT1-ML2 status word ....................................................................................................................................................................................................13
2.2
GRT1-ML2 functions.......................................................................................................................................................................................................................14
2.2.1
Table registration..............................................................................................................................................................................................................14
2.2.2
Online replacement ..........................................................................................................................................................................................................14
3
Troubleshooting.......................................................................................................................................................................................... 16
3.1
Unit power supply errors.................................................................................................................................................................................................................16
3.2
I/O power supply errors ..................................................................................................................................................................................................................16
3.3
Unit errors .......................................................................................................................................................................................................................................16
3.4
SmartSlice I/O errors ......................................................................................................................................................................................................................17
Timing .......................................................................................................................................................................................................... 19
A.1
Timing concepts..............................................................................................................................................................................................................................19
A.1.1
Refresh cycles ..................................................................................................................................................................................................................19
A.1.2
Paging ..............................................................................................................................................................................................................................19
A.2
Examples ........................................................................................................................................................................................................................................20
A.2.1
Example 1.........................................................................................................................................................................................................................21
A.2.2
Example 2.........................................................................................................................................................................................................................21
GRT1-ML2 MANUAL
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