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Logix L7SP SIL 3 PLe Safety Partner
SKU: 1756-L7SPK
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Short Description
Description:
The 1756-L7SPK is a Safety Partner Module that works in conjunction with a primary ControlLogix Safety Controller, specifically models 1756-L71S, L72S, L73S, or L74S.
It supports dual-controller architecture for safety-certified applications, ensuring compliance with the SIL 3 (IEC 61508) and PLe (ISO 13849-1) standards.
The "K" suffix often implies a packaged configuration, which may include extras such as an SD card or pre-installed components.
This module cannot function independently; it must be combined with a compatible safety controller to offer redundant safety logic execution, cross-checking, and fault tolerance in critical systems.
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Functional Role:
Type: Safety Partner Module.
Function: Executes safety logic in parallel with primary controller.
Compatibility: Works only with 1756-L7xS safety controllers.
Safety Certification:
SIL 3 (IEC 61508).
PLe (ISO 13849-1).
TÜV-certified.
Memory & Performance:
Memory: Mirrors safety memory of paired controller.
Processor: Synchronized with primary controller for safety logic validation.
SD Card: Typically included in “K” bundle (1 GB SD card).
Connectivity & Expansion:
Chassis Compatibility: Fits any ControlLogix chassis.
Slot Requirement: Must be installed directly adjacent to its paired safety controller.
Programming Software: Studio 5000 Logix Designer with safety features enabled.
Environmental Ratings:
Operating Temperature: 0°C to +60°C.
Storage Temperature: –40°C to +85°C.
Humidity: 5% to 95%, non-condensing.
Shock Resistance: 30g.
Vibration Resistance: 10–500 Hz, 2g.