Product Description
Allen-Bradley 1734-IA4
The Allen-Bradley 1734-IA4 is a POINT I/O 4-point AC input module designed for industrial control applications. It provides a compact and modular solution for interfacing with 120V AC digital input signals from devices such as proximity sensors, limit switches, and push buttons. As part of the versatile POINT I/O family, this module allows for flexible system design and easy expansion. It mounts on a 1734-TB or 1734-TBS terminal base, simplifying installation, wiring, and maintenance in a distributed I/O architecture.
Technical Specifications:
- Module Type: 4-Point AC Digital Input Module
- Number of Inputs: 4 (non-isolated, sourcing)
- Nominal Input Voltage: 120V AC
- Input Voltage Range: 79…132V AC, 47…63 Hz
- Terminal Base Unit: 1734-TB, 1734-TBS, 1734-TOP, 1734-TOPS
- Power Dissipation: 1.5 W max @ 132V AC
- On-State Current, Min: 5 mA @ 79V AC

Allen-Bradley 1734-IA4
Allen-Bradley 1734-IA4 POINT I/O 4-Point 120V AC Input Module. A reliable and compact solution for integrating AC digital signals into your Rockwell Automation control system.









