Allen-Bradley 1756-L7SP GuardLogix Safety Partner – SIL 3 Certified Dual-Slot Controller
Ultimate Safety Protection
The 1756-L7SP is Allen-Bradley’s safety partner controller for GuardLogix systems. It creates a 1oo2 architecture with primary controllers to achieve SIL 3/PL e safety ratings. Must be installed adjacent to compatible primary controllers.
Critical Specifications
- Brand: Allen-Bradley
- Model: 1756-L7SP (GuardLogix Series)
- Safety Rating: SIL 3, PL e Certified
- Slot Requirement: 2 slots (installs right of primary controller)
- Power: 800mA @5.1V DC / 5mA @1.2V DC
- Isolation: 980V AC tested (60 seconds)
- Temperature Range: 0°C to 60°C (32°F to 140°F)
- Compatible With: L71S/L72S/L73S series controllers
Safety Features
- Forms redundant 1oo2 safety architecture
- No separate memory – mirrors primary controller
- Uses capacitor backup (no batteries required)
- Supports EtherNet/IP Safety protocols
- Withstands 30G operational shock
Package Details
- 12-month reliability guarantee
- Fast global shipping: FedEx, UPS, DHL options
- Compatible with 1756-A4 through A17K chassis
Installation Resources
- Complete safety configuration guide
- Wiring diagrams
- System integration examples
- Download Safety Manual Now
Safety FAQs
- How many slots does it occupy?
Two slots – must be installed immediately right of primary controller. - Can I use it without a primary controller?
No – requires paired GuardLogix L7S-series controller. - What safety standards does it meet?
SIL 3, PL e, ATEX, and IECx T4 certified. - Does it need special power supplies?
Works with standard 1756-PA/PB series power supplies. - How is programming handled?
Programs through primary controller using Studio 5000.
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