The Omron NX1W-MAB221 Machine Automation Controller is a multifunction Analog Input/Output Option Board featuring two analog inputs (0–10 V at 1/4,000 resolution and 0–20 mA at 1/2,000 resolution) and two analog outputs supporting 0–10 V with 1/4,000 resolution. Its 8-terminal screwless clamping block ensures stable wiring and noise-resistant signal handling. Designed for mixed measurement and control tasks, it supports flexible integration of sensors and output devices in automation systems. Manufactured by Omron, part of the Omron Programmable Logic Controller (PLC) group under the Omron NX Series.