Allen-Bradley 1764-28BXB MicroLogix 1500 Base Unit | 24V DC | 16 IN 12 OUT
This base unit provides Twenty-Eight (28) total I/O points: Sixteen (16) 24V DC discrete inputs (Eight (8) standard sink/source and Eight (8) high-speed fast inputs) and Twelve (12) outputs comprising Six (6) relay outputs with two isolated relays per unit, Four (4) standard 24V DC FET transistor outputs, and Two (2) fast 24V DC FET transistor outputs.