DIP switch
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DIP switches as ignition source in potentially explosive atmospheres Gases or dusts can be ignited by a spark discharge when DIP switches are used. Switch off the power supply and wait until the 1-second UPS has discharged. Ensure that there is no explosive atmosphere before you use DIP switches. |
DIP switch S101/S102
The DIP switch can be read internally from the PLC. The function F_CX80XX_ADDRESS is used for this purpose. The switch has no purpose for the serial interfaces.
2-pole DIP switch (under the flap between the battery and the SD card slot)
Requirements
DIP switch (red) | Meaning |
|---|---|
1 off and 2 off | normal mode, TwinCAT is started |
1 on and 2 off | The CX mode starts in Config Mode; the flash memory or, in the case of the CX80xx the SD card, is reachable via the USB interface (for example for an image update). |
1 off and 2 on | Restore the registry |
1 on and 2 on | No function so far |