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- 1747-L524
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- 25 × 16.6 × 5.9 cm
- 0.17kg
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Allen Bradley 1747-L524 Detailed Product Introduction and Technical Specifications
Product Overview
The Allen Bradley 1747-L524 is a SLC 5/02 series programmable logic controller CPU module designed for industrial automation systems requiring higher memory capacity and improved processing performance compared to lower SLC 5/01 models.
It is part of the SLC 500 modular PLC platform and is widely used in medium-scale automation applications such as production lines, process control systems, and machinery coordination systems.
The controller provides reliable real-time execution, expanded instruction memory, and improved communication capabilities through DH-485 and RS-232 interfaces.
It is commonly deployed in both active industrial systems and long-life legacy installations due to its stability and strong compatibility within the SLC 500 ecosystem.
Brand Information
| Item | Details |
|---|---|
| Brand | Allen Bradley |
| Product Model | 1747-L524 |
| Product Type | PLC CPU Module |
| Product Family | SLC 500 Series |
| Series | SLC 5/02 Controller Series |
| Main Function | Central Processing Unit for PLC Control |
| Communication | DH-485 / RS-232 |
| Installation Type | Rack-mounted CPU Module |
Product Series Introduction
SLC 500 Series Overview
The SLC 500 series is a modular PLC control platform designed for industrial automation and machine control applications.
It supports flexible system configurations including CPUs, I/O modules, communication modules, and power supplies installed in a shared rack system.
The series is widely used in manufacturing, process automation, packaging systems, and material handling industries due to its stability and long lifecycle.
The 1747-L524 belongs to the SLC 5/02 CPU family, which offers improved performance and expanded memory compared to SLC 5/01 processors.
Detailed Technical Specifications of 1747-L524
| Parameter | Specification |
|---|---|
| Model | 1747-L524 |
| Processor Type | SLC 5/02 CPU |
| Memory Capacity | 4K Instructions (4 KB user memory) |
| Maximum I/O Capacity | 4096 discrete inputs / 4096 outputs |
| Analog I/O Support | Up to 480 channels |
| Program Scan Time | ~4.8 ms / K instruction |
| Bit Execution Time | ~2.4 microseconds |
| I/O Scan Time | ~1.6 ms |
| Maximum Chassis Support | 3 chassis |
| Maximum Slot Capacity | 30 slots per system |
| Communication Ports | DH-485, RS-232 |
| Communication Mode | Master/Slave capable |
| Backplane Current (5V DC) | 350 mA |
| Backplane Current (24V DC) | 105 mA |
| Memory Type | Battery-backed RAM |
| Backup Memory | EEPROM support |
| Battery Type | 1747-BA |
| Power Supply Compatibility | 1746-P1 to 1746-P7 |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Humidity Range | 5%–95% non-condensing |
| Shock Resistance | 30G operational shock |
| Vibration Resistance | Industrial standard |
| Dimensions | 25 × 16.6 × 5.9 cm |
| Weight (kg) | 0.17 kg |
Product Features
1. Expanded Memory Compared to SLC 5/01
The 1747-L524 provides 4KB instruction memory, offering significantly more program capacity than entry-level controllers.
This allows more complex logic structures, data handling, and process control routines.
2. Improved Processing Performance
The SLC 5/02 architecture delivers faster instruction execution and more efficient scan cycles.
This results in improved response time for industrial control applications.
3. Dual Communication Capability
The controller supports both DH-485 and RS-232 communication interfaces.
This enables connection to programming terminals, HMIs, SCADA systems, and other PLC networks.
4. High I/O Addressing Capacity
The system supports up to 4096 discrete I/O points and 480 analog I/O points.
This allows integration into medium-sized automation systems with multiple control points.
5. Stable Industrial Operation
The CPU is designed for deterministic execution, ensuring predictable scan cycles in real-time automation environments.
6. Battery-Backed Memory System
Program data is preserved during power loss using battery-backed RAM.
This ensures fast recovery and system continuity after downtime.
Product Applications
Manufacturing Systems
Used in production lines requiring coordinated machine control and sequencing.
Packaging Machinery
Applies to filling, sealing, labeling, and automated packaging systems.
Process Control Systems
Used in chemical, water treatment, and industrial process control applications.
Conveyor Automation
Controls motor sequences, product tracking, and transport systems.
Legacy Industrial Installations
Widely installed in older SLC 500-based factories still in operation today.
Product Advantages
| Advantage | Description |
|---|---|
| Higher Memory Capacity | Supports larger and more complex programs |
| Improved Processing Speed | Faster scan cycles and execution |
| Dual Communication Support | DH-485 and RS-232 interfaces |
| High I/O Capacity | Supports large automation systems |
| Stable Industrial Performance | Reliable deterministic operation |
| Battery Backup Memory | Prevents program loss during power failure |
| Wide System Compatibility | Works within SLC 500 architecture |
| Long Service Life | Suitable for long-term industrial use |
Recommended Models from the Same Series or Related Series
| Model | Product Type | Main Function | Application | Dimensions | Weight (kg) |
|---|---|---|---|---|---|
| 1747-L511 | CPU Module | Entry-level PLC CPU | Small systems | 25 × 16.6 × 5.9 cm | 0.32 kg |
| 1747-L514 | CPU Module | Mid-level control CPU | Industrial machines | 25 × 16.6 × 5.9 cm | 0.35 kg |
| 1747-L524 | CPU Module | Expanded memory CPU | Medium automation | 25 × 16.6 × 5.9 cm | 0.17 kg |
| 1747-L541 | Advanced CPU | High-performance control | Process systems | 20 × 16 × 17 cm | 1.80 kg |
| 1747-L553 | Network CPU | Advanced PLC controller | Complex automation | 21 × 17 × 18 cm | 2.10 kg |
Recommended Popular Models from Same Brand
| Model | Product Category | Main Features | Application Area | Dimensions | Weight (kg) |
|---|---|---|---|---|---|
| 1756-EN2TR | Ethernet Module | Dual Ethernet/IP ports | Industrial networking | 14 × 11 × 8 cm | 0.45 kg |
| 1769-L33ER | Compact PLC | Built-in Ethernet/IP | Machine automation | 18 × 12 × 9 cm | 0.92 kg |
| 1756-IB16 | Digital Input Module | 16 input channels | Factory automation | 15 × 11 × 6 cm | 0.30 kg |
| 1769-IF8 | Analog Input Module | 8-channel analog input | Process control | 12 × 9 × 5 cm | 0.35 kg |
| 1783-US8T | Ethernet Switch | Managed industrial switch | Network systems | 16 × 12 × 5 cm | 0.80 kg |
System Role in Industrial Automation
The 1747-L524 functions as a central processing unit in SLC 500 PLC systems.
It executes control logic, processes inputs, and coordinates outputs through connected I/O modules.
Its improved memory and processing capability make it suitable for medium-complexity automation systems.
Installation and Maintenance Characteristics
The CPU is installed into an SLC 500 rack chassis system.
LED indicators provide status information such as run, fault, and communication status.
Maintenance is simple due to modular architecture and stable hardware design.
Battery replacement ensures long-term program retention capability.
Industrial Reliability
The 1747-L524 is widely used in industrial environments due to its stable performance and strong compatibility.
It remains common in legacy automation systems requiring long-term reliability.
Its durable design supports continuous operation in manufacturing environments.
Summary
The Allen Bradley 1747-L524 is a SLC 5/02 PLC CPU designed for medium-level industrial automation systems.
It offers expanded memory, improved processing performance, and dual communication interfaces.
Its reliability, stability, and compatibility make it a widely used controller in both legacy and active industrial installations.