Membership Site

Customer Portal

Customer Portal site image

The Customer Portal is a members-only site for people such as those who are considering purchasing Yokogawa products, current users, and users requesting service and support. It offers needed information for product lifecycles.

If you are not yet a member, be sure to register soon to gain access to the following services.



You can download various kinds of documents such as catalogs, specifications, user's manuals, drawings, certificates, and declarations. You can also download firmware, drivers, CAD data, and more.


Product registration

You register your serial number to access information and related documentation (specifications, drawings, certificates, etc.) for that product.


Information for Maintenance Contract Holders Only

Customers using the service that provides information based on product maintenance contracts can view information on software revisions and maintainability improvements for their contract-covered products.


Submit Service Request and Inquiry

You can easily and hassle-free contact us for technical consultation, repair/calibration, quotation, or any other contact with your registered information.


Visit Customer Portal