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1756-L73SK Allen-Bradley

Name: 1756-L73SK Allen-Bradley
Brand: Allen Bradley
SKU: 1756-L73SK
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Product Details

Description · Specifications · Product Overview

Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.

Product Overview

The 1756-L73SK is a GuardLogix 5570-series programmable automation controller (PAC) from Allen-Bradley offering integrated standard and safety logic in a single module. It provides 8 MB user memory, 4 MB safety memory, and 0.98 MB I/O memory, supporting execution of standard and safety tasks in machine and process control systems. Typical applications include functional safety systems, integrated motion control, and machinery requiring SIL-3 safety certification, installed in 1756 ControlLogix chassis.

Best Suited For

Machine safety applications requiring integrated safety logic
Combined standard and safety control in a single chassis
GuardLogix SIL-3 safety system architectures
Applications using ControlLogix infrastructure

User Memory

8 MB

Safety Memory

4 MB

I/O Memory

0.98 MB

Operating Temp Range

0 °C to 60 °C

Technical Specifications

I/O & Electrical

User Memory

8 MB

Safety Memory

4 MB

I/O Memory

0.98 MB

Communication & Power

Embedded Network Ports

None

Non-volatile Memory Option

None

Power Dissipation

None (per tech data)

Physical & Environmental

Operating Temperature

0 °C to 60 °C

Non-operating Temperature

-40 °C to 85 °C

Relative Humidity (non-condensing)

5 % to 95 %

Vibration (operating)

2 g @ 10-500 Hz

Shock (operating)

30 g

Shock (non-operating)

50 g (45 g with SD card)

Certifications

SafetyChina CCCATEXIECExAustralian RCMEurAsian Economic Community

Certified to IEC 61000-6-4 (emissions), IEC 61000-4-2 (ESD), IEC 61000-4-3 (radiated RF immunity). Safety SIL-3 capability when paired with appropriate safety partner (1756-L7SP).

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USA Stock

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Rockwell Automation documentation

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Must Read: Disclaimer

PLC Department sells surplus and refurbished industrial automation products, including but not limited to programmable logic controllers (PLCs), which are sourced exclusively through independent third-party channels. PLC Department is not an authorized distributor, reseller, or representative of any manufacturer listed on this website, including Rockwell Automation or its Allen-Bradley brand. All product warranties, where offered, are provided solely by PLC Department and not by the original manufacturer.

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