1764-DAT | Allen-Bradley | MicroLogix 1500 Data Access Tool Module

Overview

The Allen-Bradley 1764-DAT is a data access tool designed for the MicroLogix 1500 series, providing direct access to memory and controller faults. It allows operators and engineers to monitor, configure, and troubleshoot MicroLogix 1500 CPUs efficiently. The module supports 512 expanded I/O points and works with 1764-LSP and 1764-LRP controllers. Its compact design draws power directly from the MicroLogix bus, ensuring simple integration without additional power sources.

Key Features

• Supports direct access to 48-bit elements and 48 integer elements

• Displays controller faults for fast diagnostics

• Compatible with MicroLogix 1500 CPUs (1764-LSP, 1764-LRP)

• Monochrome display with integrated navigation and function keys (F1, F2, Escape, Enter, Up/Down)

• Removal under power supported

• Operates within 0–55°C with low heat dissipation (1.75 W)

• Bus current draw: 350 mA

• Discontinued product; suitable for legacy systems and spare parts replacement

Technical Specifications

• Manufacturer: Allen-Bradley

• Product Line: MicroLogix 1500

• Part Number: 1764-DAT

• Category: Data Access Tool

• Maximum Expanded I/O Count: 512

• Supported CPUs: 1764-LSP, 1764-LRP

• Input Voltage: 24V DC

• Power Supply: MicroLogix bus-powered

• Output Source: Relay port and DC FET

• Display: Monochrome LCD

• Integrated Buttons: F1, F2, Escape, Enter, Up/Down

• Operating Temperature: 0–55°C

• Heat Dissipation: 1.75 W

• Bus Current Draw: 350 mA

• Lifecycle Status: Discontinued / Obsolete

Application Scenarios

The 1764-DAT tool is ideal for:

• Monitoring and troubleshooting MicroLogix 1500 controllers

• Quick diagnostics of I/O modules and system faults

• Direct memory access for testing and programming

• Integration as a diagnostic interface in control panels

FAQs

Q: Which MicroLogix CPUs are compatible with this module?
A: It supports 1764-LSP and 1764-LRP CPUs.

Q: Can it be removed while the system is powered?
A: Yes, removal under power is supported.

Q: How much memory or I/O can it access?
A: It allows access to 512 expanded I/O points and up to 48-bit/integer elements.

Q: Is this product still actively manufactured?
A: No, the 1764-DAT is discontinued, but repair and replacement guidance is available.