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Technical specifications for
1768-L43S
Allen-Bradley 1768-L43S – Compact GuardLogix Safety Controller
Product Overview
The Allen-Bradley 1768-L43S is a Compact GuardLogix controller designed for safety-critical applications. It provides integrated safety and standard control in a single platform, ideal for applications requiring safety compliance and high-performance automation.
Technical Specifications
✔ Module Type: Safety Controller
✔ Part Number: 1768-L43S
✔ Series: A and B
✔ Product Line: Compact GuardLogix
✔ Memory: 2 MB
Electrical Specifications
✔ Isolation Voltage: 30 Volts Continuous
✔ Backplane Current Draw: 1.4 Amps at 24V DC
✔ Power Consumption: 33.6 Watts
✔ Power Dissipation: 7.5 Watts
Mechanical & Physical Details
✔ Weight: 15.9 ounces (0.45 kg)
✔ Dimensions (HxWxD): 5.18 x 3.55 x 4.8 inches
Key Features & Benefits
✅ Integrated Standard & Safety Control – Combines safety and standard logic in a single platform.
✅ Designed for Safety Applications – Meets functional safety requirements for SIL 2 / PLd.
✅ Compact Design – Suitable for space-constrained control panels.
✅ Reliable Communication – Compatible with 1768 & 1769 CompactLogix I/O modules.
✅ High Performance – 2 MB of memory ensures smooth execution of safety and standard tasks.
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