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- Allen Bradley
- 1756-L62
- ControlLogix ControlNet Communication Module
- USA
- 14.5 × 11.2 × 5.6 cm
- 0.32kg
- Xiamen, China
- New & In Stock
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1756-L62 Detailed Product Overview
Product Introduction
The 1756-L62 is a ControlLogix programmable automation controller (PAC) designed for industrial automation systems requiring high-speed logic execution, large memory capacity, and multi-network communication capability. It belongs to the ControlLogix 5562 processor family and is widely used in medium to high complexity industrial control applications.
This controller functions as the central processing unit (CPU) within a ControlLogix chassis, coordinating I/O modules, communication modules, and executing industrial automation programs such as ladder logic, structured text, and function block diagrams.
The 1756-L62 is commonly used in manufacturing systems, process automation, material handling systems, and energy control applications where stable real-time performance and scalable system architecture are required.
It is also widely used in installed legacy ControlLogix systems due to its balance of memory capacity, performance, and compatibility with existing industrial networks.
Brand Information
| Item | Details |
|---|---|
| Brand | Allen Bradley |
| Product Category | PLC Controller Module |
| Product Type | ControlLogix Processor (CPU) |
| Platform | ControlLogix |
| Installation Method | Chassis Mounted |
| Main Function | Industrial Control & Logic Execution |
| Application Field | Industrial Automation Systems |
| System Role | Central Processing Unit (CPU) |
Product Series Overview
ControlLogix Series
The 1756-L62 belongs to the ControlLogix modular automation platform, designed for scalable, distributed, and high-performance industrial control systems.
This platform is widely applied in discrete manufacturing and process industries requiring real-time control and system integration.
Key system capabilities include:
- PLC logic execution (ladder, structured text, function block)
- Modular I/O expansion architecture
- Multi-network communication support
- Deterministic real-time control processing
- Distributed control system design
- Advanced system diagnostics and monitoring
- Industrial communication protocol integration
- Legacy system compatibility and migration support
ControlLogix systems are widely deployed in industrial environments requiring continuous 24/7 operation.
Product Features
1. High Memory Capacity
Provides flexible memory configurations suitable for medium and complex automation applications.
2. High-Speed Processing
Optimized CPU architecture supports fast scan execution and real-time control response.
3. Multi-Protocol Communication
Supports Ethernet/IP, ControlNet, DeviceNet, DH+, and RS-232 communication interfaces.
4. Modular System Integration
Compatible with a wide range of ControlLogix I/O and communication modules.
5. Deterministic Control Execution
Ensures stable and predictable scan cycles for industrial automation systems.
6. Built-in Diagnostics
Provides controller status monitoring and system fault detection capabilities.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 1756-L62 |
| Product Type | ControlLogix Processor Module |
| Series | ControlLogix 5562 |
| CPU Type | PLC / PAC Controller |
| User Memory | 4 MB |
| Optional Fixed Memory | 2 / 4 / 8 MB variants |
| Non-Volatile Memory | CompactFlash 1784-CF128 |
| I/O Capacity | Up to 128,000 I/O points |
| Analog I/O Capacity | 4,000 input / 2,000 output |
| Program Scan Time | ~0.08 ms |
| Backplane Current (5V DC) | 1.2 A |
| Backplane Current (24V DC) | 14 mA |
| Power Dissipation | ~3.5–13 W (load dependent) |
| Thermal Dissipation | ~11.9 BTU/hr |
| Communication Interfaces | Ethernet/IP, ControlNet, DeviceNet, RS-232 |
| RS-232 Protocols | DF1, DH-485, ASCII, Modbus (via logic) |
| Programming Software | RSLogix 5000 |
| Battery Type | 1756-BA1 / 1756-BATM |
| Redundancy Support | Supported (controller-based configurations) |
| Isolation Voltage | 30 V continuous |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Humidity Range | 5%–95% non-condensing |
| Vibration Resistance | 10–500 Hz |
| Shock Resistance | 30 g operational |
| Noise Immunity | Industrial EMC protection |
| Mounting Type | Chassis mount |
| Dimensions | 14.5 × 11.2 × 5.6 cm |
| Weight kg（ ） | 0.32 kg |
Product Applications
Industrial Process Automation
Used in chemical, oil, gas, and continuous production environments requiring stable real-time control.
Manufacturing Systems
Applied in automated production lines, robotics, and machine control systems.
Energy Systems
Used in power generation, distribution monitoring, and control applications.
Material Handling Systems
Controls conveyors, sorting systems, and warehouse automation equipment.
Packaging Machinery
Used in high-speed synchronized packaging and filling systems.
Legacy System Maintenance
Widely used for system upgrades, spare replacement, and long-term industrial maintenance.
Product Advantages
High Processing Stability
Ensures reliable execution of automation programs under industrial conditions.
Flexible Communication Architecture
Supports multiple industrial protocols for system integration.
Strong Industrial Durability
Designed for continuous operation in harsh environments.
Modular Expansion Capability
Easily integrates into ControlLogix chassis systems.
Deterministic Real-Time Control
Provides predictable scan cycle timing for automation accuracy.
Long-Term Availability
Commonly used in installed systems requiring lifecycle support.
Recommended Related Models (Same Series)
| Model | Product Type | Key Feature | System Role | Dimensions | Weight kg（ ） |
|---|---|---|---|---|---|
| 1756-L55 | PLC Controller | Early ControlLogix CPU | Main controller | 14.5 × 11.2 × 5.6 cm | 0.35 kg |
| 1756-L61 | PLC Controller | Enhanced performance CPU | Controller | 14.5 × 11.2 × 5.6 cm | 0.50 kg |
| 1756-L63 | PLC Controller | Higher memory capacity | Advanced CPU | 14.5 × 11.2 × 5.6 cm | 0.55 kg |
| 1756-L71 | PLC Controller | High-speed processing | Advanced controller | 14.5 × 11.2 × 5.6 cm | 0.60 kg |
| 1756-L72 | PLC Controller | Expanded memory version | High-end CPU | 14.5 × 11.2 × 5.6 cm | 0.65 kg |
Popular Models from Same Brand
| Model | Product Type | Function | Communication | Dimensions | Weight kg（ ） |
|---|---|---|---|---|---|
| 1756-EN2TR | Ethernet Module | Industrial networking | EtherNet/IP | 14.5 × 11.2 × 5.6 cm | 0.50 kg |
| 1756-IF8 | Analog Input Module | Signal acquisition | Backplane | 14.5 × 11.2 × 5.6 cm | 0.42 kg |
| 1756-IV32 | Digital Input Module | High-density inputs | Backplane | 30.0 × 3.8 × 11.1 cm | 1.00 kg |
| 2711P-T10C4D8 | HMI Panel | Operator interface | Ethernet/USB | 27.1 × 21.1 × 6.0 cm | 1.80 kg |
| 25B-D017N104 | VFD Drive | Motor control | EtherNet/IP | 35.0 × 21.6 × 18.0 cm | 4.90 kg |
Installation Notes
Install in a properly grounded ControlLogix chassis with stable ventilation.
Ensure firmware compatibility across all system modules.
Maintain stable temperature and avoid excessive vibration.
Summary
The 1756-L62 is a high-performance ControlLogix PLC controller designed for industrial automation systems requiring large memory capacity, deterministic control execution, and multi-network communication.
It is widely used in manufacturing, process control, energy systems, and legacy installations where stable long-term operation and system scalability are essential.