SYSMAC CS/CJ-series SPU Data Storage Unit Manual

This document describes the SYSMAC SPU (Storage and Processing Unit) for collecting and storing PLC data as CSV files with time stamps, eliminating the need for a computer or large-capacity PLC memory. It highlights features such as high-speed data collection via the PLC bus, data concurrency, no ladder programming requirements, and support for various data types including CHANNEL_BLOCK.