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The Allen-Bradley 1764-24AWA MicroLogix 1500 Base Unit is a Bulletin 1764 modular base designed to pair with 1764-LRP/LSP processors, forming the foundation of the MicroLogix 1500 programmable controller system. With 12 embedded 120VAC inputs and 12 relay outputs (including 2 isolated relays), this unit supports up to 512 I/O points through expansion, making it ideal for small-to-medium automation projects.
| Parameter | Details |
|---|---|
| Model Number | 1764-24AWA |
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Product Type | MicroLogix 1500 Base Unit |
| Product Range | ControlLogix |
| Condition | Brand New |
| Availability | In Stock |
| Minimum Order Quantity | 1 |
| Weight | 0.2 kg |
| Dimensions | 9.3 × 7.6 × 4.8 cm |
| Origin | USA |
| System Compatibility | PLC |
| HS Code | 8537101190 |
| Lifecycle Status | Active |
| Embedded Inputs | 12 × 120VAC |
| Embedded Outputs | 12 relay outputs (2 isolated) |
| Expansion Capacity | Up to 512 I/O points |
| Local Expansion | 8 × 1769 Compact I/O modules |
| Remote Expansion | 16 modules via remote banks |
| Power Supply | 85–265 VAC, 70 VA consumption |
| Relay Output Rating | 8 A per common, 1440 VA break capacity |
| Input Response | Fixed 20 ms (no adjustable filtering) |
| Communication Ports | RS-232 (DF1 protocol), Channel 0 |
| Network Options | DeviceNet/EtherNet/IP via adapters (1761-NET-ENI, 1769-SDN) |
| Programming Cable | 1761-CBL-PM02 |
| User Memory | 7K–12K words, backed by 1747-BA battery |
| Execution Speed | 1 ms/K program |
| Memory Modules | Supports 1764-MM1/MM2 |
| RTC Support | Real-Time Clock option |
| Certifications | UL, CE, Class I Div 2 |
Modular base unit for MicroLogix 1500 controllers.
Supports up to 512 I/O points with local and remote expansion.
Wide-range power supply ensures compatibility with diverse industrial systems.
Relay outputs rated for 8A per common with isolated relays for flexibility.
RS-232 communication port for HMI/SCADA connectivity.
Compatible with DeviceNet and EtherNet/IP adapters for network integration.
Fast program execution speed (1 ms/K).
Battery-backed memory with optional memory modules and RTC clock.
Compact DIN-rail mount design saves panel space.
Certified for industrial safety standards (UL, CE, Class I Div 2).
Small-to-medium automation projects.
Machine control and process systems.
Water and wastewater operations.
HVAC monitoring and control.
Industrial environments requiring flexible I/O expansion.
Q: How many I/O points can the 1764-24AWA support? A: Up to 512 I/O points with expansion modules.
Q: What communication options are available? A: RS-232 (DF1 protocol), DeviceNet, and EtherNet/IP via adapters.
Q: Does it support memory modules? A: Yes, it accepts 1764-MM1/MM2 memory modules and RTC clock.

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