| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Product Line | ControlLogix |
| Module Type | GuardLogix Controller |
| Series | 5570 |
| User Memory | 8 MB |
| Safety Memory | 4 MB |
| I-O Memory | 0.98 MB |
| Non-volatile SD Memory | 1 GB |
| Maximum I-O | 128,000 |
| Maximum Digital I-O | 128,000 |
| Maximum Analog I-O | 4,000 |
| Current Draw (1.2 Volts DC) | 5 mA |
| Current Draw (5.1 Volts DC) | 800 mA |
| Power Dissipation | 2.5 W |
| Thermal Dissipation | 8.5 BTU/h |
| Isolation Voltage | 30 V Continuous |
| Enclosure | None (Open-Style) |
| Coating | Conformal |
| Operating Temperature | 0 to 60 °C |
| Outgoing Unconnected Messaging Buffers | 20 |
| Incoming Unconnected Messaging Buffers | 4 |
| Configurable Outgoing Buffers | 40 |
| Weight | 2.00 lbs (0.91 kg) |
What is the Allen-Bradley 1756-L73SK?
The Allen-Bradley 1756-L73SK is a GuardLogix Controller in the ControlLogix product line and is categorized as a PLC.
What user memory does the 1756-L73SK provide?
The 1756-L73SK provides 8 MB of user memory.
What is the I-O memory capacity?
The 1756-L73SK has 0.98 MB of I-O memory.
What are the maximum I-O capacities?
The 1756-L73SK supports up to 128,000 maximum I-O points, including up to 128,000 digital I-O points and up to 4,000 analog I-O points.
What is the power dissipation?
The 1756-L73SK has a power dissipation of 2.5 Watts.
What is the thermal dissipation?
The 1756-L73SK has a thermal dissipation of 8.5 BTU per hour.
What is the isolation voltage?
The 1756-L73SK has an isolation voltage of 30 Volts Continuous.
What enclosure style does the 1756-L73SK use?
The 1756-L73SK has a None (Open-Style) enclosure.
What alternate part numbers are listed for the 1756-L73SK?
The listed alternate part numbers are 1756L73SK, I756-L73SK, and I756L73SK.
What revision is listed for the 1756-L73SK?
The listed revision is Revision Part # Also known as 1756-L73SK Ser A 1756-L73SK/A, Series A, Rev A.
Does the Allen-Bradley 1756-L73SK come with a warranty?
Yes. The 1756-L73SK is backed by our 24-Month Replace Industrial Warranty, with no rush fees or hidden warranty charges. If a unit fails under normal use within the warranty period, we repair or replace it.
Is this 1756-L73SK a genuine Allen-Bradley part?
The 1756-L73SK is sourced and verified independently. Replace Industrial, LLC is not a Rockwell Automation Authorized Distributor, and all warranties are provided directly by Replace Industrial.
Is the Allen-Bradley 1756-L73SK new or used?
We offer the 1756-L73SK in multiple conditions, from unused surplus to professionally reconditioned units. Every option is sourced and verified independently and covered by our 2-year replacement warranty.
What are the key ratings of the 1756-L73SK?
The 1756-L73SK draws 5 mA and operates across 0 to 60 °C.
What is the Allen-Bradley 1756-L73SK?
The 1756-L73SK is an Allen-Bradley ControlLogix 1756 GuardLogix Controller.
1756-L73SK
The Allen-Bradley 1756-L73SK is a GuardLogix Controller by Rockwell Automation, featuring a robust 8 MB user memory and extensive I-O capacity with up to 128,000 digital and 4,000 analog I-O points. Designed for demanding applications, it boasts a modest power consumption and efficient thermal dissipation.
All products are covered by our 2-Year (24-Month) Replace Industrial Warranty. If a unit is found defective under normal use within the warranty period, we repair or replace it at no additional cost, and a unit may be returned for a full refund within 30 days if returned in the same condition it was sent.
Replace Industrial is an independent distributor and does not convey the manufacturer's warranty; all warranties are provided by Replace Industrial alone. Read the full warranty policy
We repair a wide range of industrial automation equipment, including PLCs, HMIs, drives, servo motors, switches, and circuit breakers, with rush service for critical downtime. Request a quote, ship your unit, and we diagnose, repair, and return it. Request a repair quote
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