LC3213ATZ RELIANCE

Reliance LC3213ATZ controller module

Brand：RELIANCE Model number：LC3213ATZ

Country of origin: United States Product weight：0.55kg

HS code：9032899099

Product Details：

Product Dimensions：

Reliance Electric was a prominent manufacturer of industrial automation equipment, specializing in motors, drives, and control systems. Their controller modules were integral to their drive systems and earlier programmable logic controller (PLC) offerings, providing the intelligence for various industrial processes.

Product Details

Functionality: Reliance Electric controller modules were designed to provide precise control for industrial applications. This often involved:

Motor Control: Especially for variable speed DC and AC drives, they managed motor speed, torque, and position.
Process Control: In their PLC lines, they executed control logic, managed I/O, and facilitated sequential operations.
Data Processing: Many modules included processors to handle calculations, diagnostics, and communication.
Communication: They supported various industrial communication protocols to integrate with other devices and supervisory systems.

Types: Reliance Electric produced various types of controller modules, including:

Drive Controller Modules: Such as those found in the FlexPak series (e.g., 0-57406-K Drive Controller Module). These were specifically designed to manage the sophisticated control algorithms for variable speed drives.
Control Processor Modules: Core components of their PLC systems (e.g., AutoMate or DCS 5000 series), responsible for executing user programs.
Regulator Control Modules: Often used in their drive systems for precise regulation of parameters like speed or current (e.g., 0-51851-6 Regulator Control Module).
Interface Modules: For connecting to specific types of sensors or actuators, or for specialized communication.

Product Parameters (General and Illustrative, as specific models vary widely)

Given the age and diversity of Reliance Electric products, specific parameters vary significantly. Here are some illustrative examples based on common industrial controllers of their era:

Voltage: Typically 24V DC for logic power, and various AC voltages (e.g., 110V AC, 230V AC) for power circuits or I/O.
Processor Type: Proprietary microprocessors or early commercial microcontrollers.
Memory: Ranging from kilobytes to megabytes for program storage and data.
I/O Capacity:

Could be integrated directly on the module or through expansion I/O modules.
Digital I/O: Typically 8, 16, or 32 points per module.
Analog I/O: Typically 2, 4, or 8 channels per module, with resolutions often around 10-12 bits.

Communication Interfaces:

Serial communication (RS-232, RS-485) was common.
Proprietary industrial networks.
Later modules might have featured early Ethernet capabilities.

Programming Language: Often proprietary ladder logic or function block diagram languages, sometimes with text-based programming options.
Operating Temperature: Typically industrial grade, ranging from 0°C to 55°C (32°F to 131°F).
Form Factor: Often rack-mounted modules or board-level components for integration into larger drive cabinets.

Product Advantages (Historically)

Robustness and Durability: Reliance Electric products were built for demanding industrial environments and were known for their longevity.
Integrated Solutions: They provided comprehensive motor and drive solutions, with controller modules often designed to work seamlessly with their motors and drives.
Performance for Specific Applications: Their drive controller modules, in particular, offered advanced control algorithms for precision motor control.
Specialized Expertise: Reliance Electric had significant expertise in industrial power and motion control, which was reflected in their specialized modules.
Legacy Support: Even after the acquisition, Rockwell Automation provided significant support for existing Reliance Electric installations for many years.

Important Considerations (Especially for Legacy Systems)

Obsolescence: New Reliance Electric controller modules are generally not produced. Sourcing replacements or spare parts can be challenging and often involves relying on the used market or specialized repair services.
Support: Direct manufacturer support from Rockwell Automation for very old Reliance Electric modules may be limited. Users often rely on third-party integrators or repair shops.
Software Compatibility: Older programming software may require legacy operating systems or specific hardware to run, posing compatibility challenges with modern IT infrastructure.
Limited Features Compared to Modern Systems: Reliance Electric modules, while advanced for their time, lack the connectivity, processing power, and advanced diagnostic capabilities of modern controllers.
Security: Older control systems, including those based on Reliance Electric modules, were often designed without the cybersecurity considerations that are standard today. This can pose risks if they are connected to modern networks without proper isolation.
Migration Considerations: For critical applications, it's often more prudent to consider migrating to modern control platforms from current manufacturers (like Rockwell Automation, Siemens, Schneider Electric, etc.) rather than relying indefinitely on aging Reliance Electric hardware.

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