The Allen-Bradley 1756-L64 is a high-performance Logix5564 controller module designed for the ControlLogix platform. This processor module provides robust computing power for complex industrial automation tasks, offering 16 MB of user memory to support large-scale control applications, high-speed motion control, and extensive data processing requirements.
Features
16 MB of user memory for complex logic and data storage.
478 KB of I/O memory for efficient data handling.
Supports up to 128,000 digital I/O points.
Supports up to 4,000 analog I/O points.
Designed for seamless integration within the ControlLogix chassis environment.
Reliable operation with low thermal dissipation.
Technical Specifications
Model
1756-L64
Memory
16 MB User Memory
I/O Memory
478 KB
Max Digital I/O
128,000
Max Analog I/O
4,000
Current Draw (5.1V DC)
1200 mA
Current Draw (24V DC)
14 mA
Thermal Dissipation
11.9 BTU/hr
Isolation Voltage
30V Continuous
Installation Guidelines
Ensure the ControlLogix chassis is powered down before inserting or removing the 1756-L64 module.
Align the module carefully with the chassis slot guides to prevent damage to the backplane pins.
Secure the module using the top and bottom latches to ensure proper electrical contact and mechanical stability.
Maintain adequate clearance around the chassis for proper ventilation and cooling.
Follow standard ESD (Electrostatic Discharge) prevention practices when handling the module to protect sensitive internal components.
FAQ
What is the primary function of the 1756-L64?
The 1756-L64 is a central processor unit (CPU) for the Allen-Bradley ControlLogix system, responsible for executing control logic, managing I/O communications, and coordinating system tasks.
Is this module compatible with other ControlLogix components?
Yes, the 1756-L64 is designed to operate within standard ControlLogix chassis and is compatible with the 1756 series I/O and communication modules.
What is the power requirement for this processor?
The module draws 1200 mA at 5.1V DC and 14 mA at 24V DC from the chassis backplane power supply.
