Omron GRT1-ML2 Manuals

Note: Although we do strive for perfection, Omron Europe BV and/or its subsidiary and affiliated companies do not warrant or make any representations regarding the correctness or completeness of information described in this catalogue. Product information in this catalogue is provided ‚as is‘ without warranty of any kind, either express or implied, including, but not limited to, the implied warranties of merchantability, fitness for a particular purpose, or non-infringement. In a jurisdiction where the exclusion of implied warranties is not valid, the exclusion shall be deemed to be replaced by such valid exclusion, which most closely matches the intent and purpose of the original exclusion. Omron Europe BV and/or its subsidiary and affiliated companies reserve the right to make any changes to the products, their specifications, data at its sole discretion at any time without prior notice. The material contained in this catalogue may be out of date and Omron Europe BV and/or its subsidiary and affiliated companies make no commitment to update such material. Cat. No. I51E-EN-04

Contents GRT1-ML2 MANUAL 1 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 A 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