The AM□ and AFF series catalogs can be found here.
The ZFC series catalog can be found here.
The ITV series operation manual can be found here.
For more information on the 16-point preset input type, refer to the ITV series operation manual, which can be found here.
The discontinued AR series catalogs can be found here.
The ITV1000/2000/3000 series troubleshooting guide can be found here.
The ITV series (CC-Link compatible product) operation manual can be found here.
The AR-A, AR-B, and AR-D series operation manuals can be found here.
The air filter as a whole will need to be replaced in such cases.
The modular F.R.L. unit catalog can be found here.
The refreshed AR series with 2 digits and an “A” suffix (AR40-□□-A) was released in April 2012. The refreshed AR series with 2 digits and a “B” suffix (AR40-□□-B) was released in May 2012. And the new design AR series with 2 digits and a “D” suffix (AR40-□□-D) was released in October 2019.