The station number and baud rate were set using the dial for the FR-A5NC, but parameter is used for the FR-A7NC. Pr.542 (Communication station number (CC-Link)) Pr.543 (Baud rate selection (CC-Link)) Refer to the document for the replacement of the FR-A500 with FR-A700. It can be downloaded at Mitsubishi Electric FA Global Website. Select FA HOME > Inverters FREQROL > Discontinued model, and download the renewal document BCN-C21002-087 in the FREQROL-A500(L) field.