Excellent PLC
Product Introduction
The Allen Bradley 1756-L81ES GuardLogix 5580 Processor is a high-performance safety-rated programmable automation controller designed for integrated standard and safety control in industrial automation systems. This processor is part of the GuardLogix 5580 series, combining 3 MB of standard user memory with 1.5 MB of dedicated safety memory, enabling simultaneous execution of complex automation programs and SIL-certified safety routines.
Equipped with a USB port, 1 GB embedded Ethernet port, and a 4-character alphanumeric display, the 1756-L81ES facilitates easy configuration, real-time monitoring, and seamless integration into distributed automation networks. It supports up to 100 EtherNet/IP devices, making it ideal for high-density networked systems where both performance and safety are critical.
This processor is designed for centralized or distributed architectures and is compatible with ControlLogix I/O, motion, and communication modules. It is particularly suited for applications requiring reliable real-time control, extensive I/O management, and high safety integrity in industrial environments.
Product Specifications
| Parameter | Specification |
|---|---|
| Processor Type | GuardLogix 5580 |
| Standard Memory | 3 MB |
| Safety Memory | 1.5 MB |
| Embedded Ethernet | 1 GB, supports up to 100 EtherNet/IP devices |
| Programming Interface | USB port |
| Display | 4-character alphanumeric |
| I/O Memory | 0.98 MB |
| Maximum Digital I/O | 128,000 |
| Maximum Analog I/O | 4,000 |
| Current Draw @ 5.1 VDC | 800 mA |
| Current Draw @ 1.2 VDC | 5 mA |
| Power Dissipation | 2.5 W |
| Thermal Dissipation | 8.5 BTU/hr |
| Isolation Voltage | 30 V continuous |
| Operating Temperature | 0–60°C |
| Relative Humidity | 5–95% noncondensing |
| Vibration | 10–500 Hz |
| Dimensions | 145.2 x 34.6 x 139.6 mm |
| Weight | 0.394 kg |
Applications
• High-performance integrated control and safety systems requiring SIL-certified logic
• Distributed industrial networks supporting up to 100 EtherNet/IP devices
• Process control industries including chemical, oil & gas, and batch production
• Material handling and automated manufacturing lines with safety interlocks
• Robotic and motion control applications requiring real-time deterministic control
• Industrial systems requiring simultaneous standard and safety program execution
The 1756-L81ES is suitable for systems where safety, network connectivity, and high-performance control must coexist in a single processor.
Advantages
• Integrated standard and safety control in one processor
• 3 MB standard memory and 1.5 MB safety memory for complex program execution
• Embedded 1 GB Ethernet port supporting up to 100 EtherNet/IP devices
• USB port for configuration and firmware updates
• 4-character alphanumeric display for status monitoring and diagnostics
• Supports distributed and centralized architectures
• Deterministic real-time performance for high-speed industrial control
• Robust industrial design tolerating standard temperature, vibration, and humidity conditions
This processor combines high memory, extensive network connectivity, and safety functionality to meet the demands of modern industrial automation systems.
