Allen Bradley 1756-L8SP GuardLogix 5580 Safety Partner Controller

Product Description

The Allen Bradley 1756-L8SP GuardLogix 5580 Safety Partner Controller is designed to operate alongside a GuardLogix primary controller, providing redundant safety functionality in ControlLogix systems. This open-style module ensures compliance with stringent safety requirements while maintaining high performance and reliability in industrial automation environments.

Technical Specifications

• Manufacturer: Allen Bradley

• Part Number: 1756-L8SP

• Product Line: ControlLogix

• Product Type: Safety Partner Controller

• Weight: 0.94 lbs (≈ 0.43 kg)

• Conformal Coating: Yes

• Function: Safety partner for GuardLogix primary controller

• Enclosure: Open-style (no protective housing)

• Operating Temperature Range: -25 to 70 °C

• Storage Temperature Range: -40 to 85 °C (-40 to 185 °F)

• Relative Humidity: Up to 95% non-condensing

• Power Cycles Supported: 80,000

• Current Draw @ 1.2 VDC: 5 mA

• Current Draw @ 5.1 VDC: 1.2 A

• Power Dissipation: 6.2 W

• Thermal Dissipation: 21.2 BTU/hr

Application Scenarios

This module is used in safety-critical applications such as manufacturing, robotics, and process control systems where redundancy and compliance with safety standards are essential. It ensures synchronized operation with GuardLogix primary controllers for reliable safety system performance.

Comparison with Similar Modules

• 1756-L8SP: Safety partner controller, conformal coated, designed for GuardLogix 5580 systems.

• Other ControlLogix controllers: Provide standard control functions but lack dedicated safety redundancy features.

FAQ

Q: Can the 1756-L8SP operate independently?  A: No, it must be paired with a GuardLogix primary controller to function as intended.

Q: What environments is this module suitable for?  A: It is designed for industrial automation systems requiring safety redundancy, operating reliably across a wide temperature range.