The D Series is DCS-supported signal conditioners, consisting of modular type signal converters with versatile I/O specifications and housing nest. JIS and EIA conformed mounting nests come with terminal blocks for field wiring, connectors for DCS connection, and connectors for communications.

The R Series is DCS-supported status input / output signals interface. Relay I/O cards have 2 channels per card. Up to 16 cards (32 channels total) can be stored in a JIS and EIA conformed mounting nest, and connect with DCS (Yokogawa CENTUM-XL, μ-XL, etc.) by block connection by cable.