产品介绍
The Allen Bradley 1756-L71S ControlLogix Logix5571S Processor is a safety-rated programmable automation controller designed for integrated standard and safety control within a single ControlLogix platform. As part / the GuardLogix 5570 family, the 1756-L71S combines high-performance control processing with dedicated safety memory to support SIL-rated applications in demanding industrial environments.
This processor features 2 MB / standard user memory and 1 MB / safety memory, allowing it to manage both standard automation logic and certified safety routines simultaneously. The integrated safety architecture reduces the need for separate safety PLCs, simplifying system design and lowering hardware complexity.
Installed within a ControlLogix chassis, the 1756-L71S works alongside communication modules, I/O modules, and motion control modules. It supports distributed control architectures and enables centralized safety management across plant-wide automation systems.
产品规格
| Parameter | Specification |
|---|---|
| Processor Type | Logix5571S (GuardLogix Safety) |
| User Memory (Standard) | 2 MB |
| Safety Memory | 1 MB |
| I/O Memory | 0.98 MB |
| Backplane Current @ 5.1 VDC | 800 mA |
| Backplane Current @ 1.2 VDC | 5 mA |
| Isolation Voltage | 30 V continuous |
| Operating Temperature | 0 to 60°C |
| Relative Humidity | 5–95% noncondensing |
| Vibration | 10–500 Hz |
| Dimensions | 145.2 x 34.6 x 139.6 mm |
| 重量 | 0.24 kg |
Applications
• Integrated safety and standard control systems requiring SIL-certified logic
• Robotic and automotive assembly lines with coordinated safety interlocks
• Packaging machinery with safety-rated motion control
• Oil & gas production facilities requiring certified shutdown systems
• Material handling systems with safety zones and light curtain integration
• Process industries where emergency stop and safety monitoring must be integrated with production control
The 1756-L71S enables unified control and safety management within a single controller platform, improving engineering efficiency and system reliability.
Advantages
• Integrated safety and standard control architecture reducing hardware complexity
• Dedicated safety memory ensuring secure and certified safety program execution
• High-performance processing suitable for both automation and protection tasks
• Deterministic backplane communication within the ControlLogix chassis
• Reduced system footprint by eliminating separate safety controllers
• Simplified engineering environment through Studio 5000 GuardLogix configuration
• Robust industrial design supporting wide temperature and vibration ranges
• Scalable distributed safety solutions across EtherNet/IP networks
The 1756-L71S provides a reliable and efficient solution for safety-critical applications while maintaining full compatibility with the ControlLogix ecosystem.
公司信息
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