Purchase now: Allen-Bradley 1756-L71S GuardLogix 5570 Safety Controller
Atlantechdrives provides you the 1756-L71S, part of the high-performance 5570 series. This GuardLogix controller offers significantly faster execution speeds than the L6 series and eliminates the need for a battery by using a built-in Energy Storage Module (ESM).
- Standard Memory: 2MB / Safety Memory: 1MB
- USB Port: Version 2.0
- Display: 4-character scrolling status display
Next-Generation Industrial Safety: 1756-L71S
The 1756-L71S is designed for high-availability systems where safety cannot be compromised. By integrating the safety partner functionality more efficiently, the L71S reduces the footprint while increasing processing power. It allows for seamless safety control over EtherNet/IP with the latest CIP Safety protocols.
Installation Advice and ESM Best Practices
Unlike the L6 series, the 1756-L71S uses the 1756-ESMCAP. This is a capacitor-based system, meaning no more battery leaks. Upon first power-up, allow several minutes to fully charge the ESM. If you are shipping the unit, ensure the ESM is handled according to airline safety regulations if applicable.
Optimization for Modern Manufacturing
Use the built-in USB port for initial firmware flash—it is significantly faster than using a network connection for a blank unit. The scrolling display on the front panel is an excellent diagnostic tool; it provides real-time information on controller state and safety signatures without needing a PC.
FAQs
Q: Does the 1756-L71S need a battery?
A: No, it uses a capacitor-based Energy Storage Module (ESM).
Q: What is the benefit of the USB port on the 1756-L71S?
A: It provides high-speed firmware updates and online editing capabilities.
Do you need more references from this brand? Explore our full catalog of Allen-Bradley here.
This ControlLogix 5571 CPU requires a reliable data protection solution; ensure you utilize the 1756-BA2 energy storage module.
To utilize the advanced safety features of this GuardLogix controller, ensure it is paired with a 1756-IB16D diagnostic safety input module.
