Configuration of the serial modules Our serial modules of the RO-series and NET-series are able to handle the standards RS-232 and RS-485. At delivery the modules are always designed for RS-232 operation, but can be reconfigured to RS-485 by changing the jumper positions on the module. For further information please refer to the manual of the respective product. Setting the RS-232 / RS-485 parameters via DIP switches By means of DIP switches the following parameters can be set: Serial configuration settings via ICT tool The following parameters can be set: More details about the control and some programming examples can be found in the programming section.