Mitsubishi Electric Factory Automation is synonymous with innovative, high quality products. Our programmable logic controllers, drive solutions and industrial robots are among the most powerful on the market, and have been contributing to the success of European manufacturing for over 35 years.
In the world of manufacturing, change is omnipresent. To ensure our products reflect the current needs of customers, we base every aspect of product development and production on the voice of the market. To keep our high levels of product reliability, we incorporate a quality control program that leaves nothing to chance, resulting in the high level of quality synonymous with the Mitsubishi Electric name.
Mitsubishi Electric products are widely regarded as being among the most innovative in the industry. In terms of volume, one in three PLCs in the world today is a Mitsubishi Electric. Indeed, some of our competitors use Mitsubishi Electric’s innovative power management technology in their own frequency inverters.
When all these factors are taken together, it is no wonder our customers think of Mitsubishi Electric’s automation products as leading the market.
The MELSEC (Mitsubishi ELectric SEquence Control) brand is well known in the automation industry for robust quality and excellent performance that realizes a reduction in total cost of ownership (TCO). The MELSEC lineup consists of various products, the flagship products being the MELSEC-Q Series and recently introduced MELSEC iQ-R Series.
These high-end programmable controllers, mainly used for controlling processes in manufacturing lines and advanced machines are complimented by small- to medium-sized controllers like the MELSEC-L Series, MELSEC-F Series and the new MELSEC iQ-F Series, which are commonly utilized for cell manufacturing and stand-alone applications.
Use of CC-Link has increased in FA fields with its outstanding high-speed and stable performance. The release of products compatible with “CC-Link Ver. 2”, having increased data volume, has made it possible to support various needs. We have prepared this Troubleshooting Guidance as reference for CC-Link users. Follow the procedures below when troubleshooting.
This guide includes the preliminary confirmation items, such as the system configuration, and the methods for confirming the trouble symptoms, to further clarify the troubleshooting procedures. CC-Link diagnosis using GX Works2/GX Developer is an easy way to confirm the symptoms. The methods for confirming with the link special register (SW) and buffer memory, and simple confirmation methods based on the LED status are also explained for situations when CC-Link diagnosis cannot be used.