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Allen-Bradley 1756-L72S

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Manufacturer: Allen Bradley - PLC
Product Type: PLC/Programmable Logic Controller
Part Number: 1756-L72S
Series: ControlLogix
UPC: 10885630016471

Description:

The 1756-L72S is a GuardLogix Controller by Allen-Bradley and Rockwell Automation. It has 4 Megabytes of user memory and 2 Megabytes of safety memory. This hardware has optional non-volatile memory storage up to 1 Gigabyte.


This unit does not ship with terminal blocks. Terminal blocks may be present in photographs for illustrative purposes.


Automation Stop is NOT an authorized distributor for this manufacturer and therefore the manufacturer’s warranty does not apply. Product comes with Automation Stop's 1-year warranty.

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  Warranty

We proudly offer a one year Automation Stop warranty on most products.

Rockwell Disclaimer: The product is used surplus. Automation Stop is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Automation Stop is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Automation Stop also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Automation Stop also makes no representations as to your right to install any such firmware on the product. Automation Stop will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

The 1756-L72S is a GuardLogix Controller that is manufactured by Allen-Bradley and Rockwell Automation. It comes standard with 4 Megabytes of user memory and 2 Megabytes of safety memory. The 1756-L72S has 0.98 Megabytes of I/O memory and 1 Gigabyte of optional non-volatile memory storage. It has 128,000 digital I/O and 4,000 analog I/O (maximum). Total I/O for this system is 128,000 (maximum). The 1756-L72S has a current draw at 1.2 Volts DC of 5 milliamperes and 800 milliamperes at 5.1 Volts DC. Power dissipation is 2.5 Watts, while thermal dissipation is 8.5 British Thermal Units (BTU) per hour. It has an isolation voltage of 30 Volts (continuous) with basic insulation, USB port-to-system, type tested at 980 Volts AC for 60 seconds.

The 1756-L72S has an approximate weight of 0.25 kilograms, or 0.55 pounds. It has a slot width of 2 and has a chassis-based module location, meaning that it is compatible with any slot. Environmental specifications for the 1756-L72S GuardLogix Controller include an operating temperature that ranges between 0 and 60 degrees Celsius, or 32 to 140 degrees Fahrenheit. Non-operating temperature is between -40 and 85 degrees Celsius, or -40 to 185 degrees Fahrenheit. The 1756-L72S has a relative humidity rating of 5% to 95% (non-condensing) and a maximum surrounding air temperature of 60 degrees Celsius (140 degrees Fahrenheit). Vibration is 2 G at 10…500 Hertz, while operating and non-operating shock are 30G and 50G, respectively. This 1756-L72S hardware has agency certifications for c-UL-us, CE, RCM, Ex, IECEx, KC, and EAC.

Technical Specifications

Region of Manufacture* United States
Type PLC Processor Module
Brand Allen-Bradley/Rockwell Automation
Product Type GuardLogix Controller
User Memory 4 Megabytes
Safety Memory 2 Megabytes
Non-Volatile Memory (Optional) 1 Gigabyte
Digital I/O 128,000
Analog I/O 4,000
Total I/O 128,000
Current Draw (1.2 Volts DC) 5 milliamperes
Current Draw (5.1 Volts DC) 800 milliamperes
Power Dissipation 2.5 Watts
Thermal Dissipation 8.5 BTU/Hour
Isolation Voltage 30 Volts (continuous) with Basic Insulation
Weight (Appx.) 0.25 kilograms (0.55 pounds)
Relative Humidity 5% to 95% (non-condensing)

*Region of Manufacture may vary

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If the item is found to be defective within 30 days of the invoice date, a full refund can be issued. If an item is found to be defective through normal use and wear after 30 days but within the 1 year period, the Automation Stop Warranty dictates the appropriate course of action. After the 30 day period, Automation Stop reserves the right to decide between refund, repair, or replacement with identical product. Because of the high volume of outgoing and incoming shipments on a day to day basis, we unfortunately cannot accept returns on items ordered mistakenly or part numbers ordered incorrectly. If a special exception is approved, a 20% restocking fee will be assessed. If you have any questions please contact us at sales@automationstop.com.

FAQ

Question: Does Automation Stop offer repairs on the 1756-L72S?

Answer: Yes. We offer repairs for the 1756-L72S and it comes with our 1 Year Automation Stop Warranty.


Question: What type of warranty comes with the Allen Bradley - PLC and 1756-L72S?

Answer: If you buy the 1756-L72S through Automationstop.com it comes with our 1 Year Warranty and no other warranties.


Question: Can I buy the 1756-L72S online?

Answer: Yes. Automation Stop sells the 1756-L72S online and you can check out for the quantity and condition listed available above.


Question: What is the manufacturer for the 1756-L72S?

Answer: The 1756-L72S is made by Allen Bradley - PLC.


Question: What type of product is the 1756-L72S?

Answer: The 1756-L72S is part of the ControlLogix series.


Question: What Analog input/output does the 1756-L72S have?

Answer: The Allen Bradley/Rockwell Automation 1756-L72S has a Analog input/output of 4,000.


Question: What Brand is included with the Allen Bradley-Rockwell Automation 1756-L72S?

Answer: The Allen Bradley-Rockwell Automation 1756-L72S has a Allen Bradley/Rockwell Automation Brand.


Question: What is the Current Draw (1.2 Volts DC) of the Rockwell-Automation 1756-L72S?

Answer: The 1756-L72S has a Current Draw (1.2 Volts DC (direct current)) of 5 milliamperes.


Question: What Current Draw (5.1 Volts DC (direct current)) does the Rockwell Automation 1756-L72S have?

Answer: The 1756-L72S has a Current Draw (5.1 Volts direct current (DC)) of 800 milliamperes.


Question: What is the Digital input/output of the Allen Bradley-Rockwell Automation 1756-L72S?

Answer: The Digital input/output of the 1756-L72S is 128,000.


Question: What Isolation Voltage does the Allen-Bradley 1756-L72S have?

Answer: The Isolation Voltage of the Allen-Bradley 1756-L72S is 30 Volts (continuous) with Basic Insulation.


Question: What Non-Volatile random-access memory (RAM) (Optional) does the Rockwell-Automation 1756-L72S have?

Answer: The Non-Volatile random-access memory (RAM) (Optional) of the Rockwell-Automation 1756-L72S is 1 Gigabyte.


Question: What Power Dissipation does the 1756-L72S have?

Answer: The 1756-L72S has a Power Dissipation of 2.5 Watts.


Question: What Product Type does the 1756-L72S have?

Answer: The Allen Bradley Automation 1756-L72S has a GuardLogix Controller Product Type.


Question: What Region of Manufacture* is included with the Allen Bradley 1756-L72S?

Answer: The Allen Bradley 1756-L72S has a United States Region of Manufacture*.


Question: What Relative Humidity does the Allen-Bradley 1756-L72S have?

Answer: The Relative Humidity of the Allen-Bradley 1756-L72S is 5% to 95% (non-condensing).


Question: What is the Safety random-access memory (RAM) of the Allen Bradley 1756-L72S?

Answer: The Allen Bradley 1756-L72S has a Safety random-access memory (RAM) of 2 Megabytes.


Question: What Thermal Dissipation does the 1756-L72S have?

Answer: The Thermal Dissipation of the 1756-L72S is 8.5 BTU/Hour.


Question: What is the Total input/output of the 1756-L72S?

Answer: The Total input/output of the Allen-Bradley 1756-L72S is 128,000.


Question: What User random-access memory (RAM) does the 1756-L72S have?

Answer: The 1756-L72S has a User random-access memory (RAM) of 4 Megabytes.


Question: What Weight (Appx.) does the 1756-L72S have?

Answer: The Weight (Appx.) of the 1756-L72S is 0.25 kilograms (0.55 pounds).


Series information for 1756-L72S

For additional information about 1756-L72S check the data sheet or manual. Also check the manual PDF for all wiring diagrams, compatibility, troubleshooting, specifications, installation instructions, and accessories (such as batteries, terminal blocks, or cables) regarding 1756-L72S.

Revision Part # Also Known As Availability
1756-L72S/A 1756-L72S Ser A, Series A, Rev A Request a Quote
1756-L72S/B 1756-L72S Ser B, Series B, Rev B Request a Quote

Common Misspellings:

  • 1756-L725
  • 175G-L72S
  • 175G-L725
  • 17S6-L72S
  • 17S6-L725
  • 17SG-L72S
  • 17SG-L725
  • I756-L72S
  • I756-L725
  • I75G-L72S
  • I75G-L725
  • I7S6-L72S
  • I7S6-L725
  • I7SG-L72S
  • I7SG-L725

Automation Stop sells used surplus products. Automation Stop is not an authorized distributor, affiliate, or representative for the brands we carry. Products sold by Automation Stop come with Automation Stop’s 1-year warranty and do not come with the original manufacturer’s warranty. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. This website is not sanctioned or approved by any manufacturer or tradename listed.

Rockwell Disclaimer: The product is used surplus. Automation Stop is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Automation Stop is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Automation Stop also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Automation Stop also makes no representations as to your right to install any such firmware on the product. Automation Stop will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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