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Allen-Bradley 1756-L61

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Manufacturer: Allen Bradley - PLC
Product Type: PLC/Programmable Logic Controller
Part Number: 1756-L61
Series: ControlLogix
UPC: 10612598300706

Description:

The 1756-L61 is manufactured for portability. It offers seamless functionality. This controller comes equipped with a high-performance processor. It is also incorporated with the SERCOS processor chip. Thanks to this chip, the 1756-L61 is able to execute complex industrial applications while providing fast processing. This controller comes preinstalled with 2 megabytes of RAM for storing user data. Furthermore, it comes equipped with 478 kilobytes of I/O memory. For each industrial application, this controller offers flexibility and a wide array of choices. For communication, this controller comes with Data Highway Plus, ControlNet, Ethernet, DeviceNet, SynchLink, and the Remote I/O protocols.


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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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-L61 is a ControlLogix controller manufactured by Allen Bradley/Rockwell Automation as part of the Allen Bradley ControlLogix series, which is available in Series A and B. The 1756-L61 controller has a current draw of 14 milliamps at 24 volts DC and 1200 milliamps at 5.1 volts DC. It has a power dissipation of 3.5 watts and thermal dissipation of 11.9 BTU per hour. This module features a continuous isolation voltage of 30 volts, tested at 720 volts DC for one minute. This is a chassis-based controller that can be placed in any slot of the 1756 ControlLogix chassis. Note that 1756-A4, 1756-A7, 1756-A10, 1756-A13, and 1756-A17 are the only chassis available for the 1756-L61 controller. It features an open enclosure type and can support a maximum connection of up to 250 controllers. This module comes with an inbuilt RS-232 serial communication port with DF1 serial port communication full/half-duplex, DH-485, DF1 radio modem, ASCII, and Modbus via logic. Allen Bradley 1756-L61 controller comes with maximum analog I/O of 4,000, maximum digital I/O of 128,000, and maximum total I/O of 128,000. This controller’s tasks include 32 tasks, 100 programs per task, as well as event tasks that are all event triggers. The 1756-L61 controller features various communication options, including Data Highway Plus, Remote I/O, ControlNet, DeviceNet, EtherNet/IP, SynchLink, as well as third-party process and device networks. It has an operating temperature of 0 – 60 Degrees Celsius, a storage temperature of -40 to 85 Degrees Celsius, and 60 Degrees Celsius maximum surrounding air temperature. It has a non-condensing relative humidity of 5 – 95 percent. It features a 2-megabytes user memory as well as 478 kilobytes input and output memory and an optional 128 megabytes of non-volatile storage memory. Still, the user can use the 1784-CF128 CompactFlash memory card.

The 1756-L61 is a type of chassis-based controller. It belongs to the ControlLogix line of controllers from Allen-Bradley. This controller is compatible with the 1756-A7, 1756-A4, 1756-A10, 1756-A17, and 1756-A13 chassis controllers. It comes equipped with two (2) megabytes (MB) of user memory and four hundred and seventy-eight (478) kilobytes (kb) of I/O memory. It also comes pre-installed with one hundred and twenty-eight (128) megabytes (MB) of non-volatile memory which should be installed on the embedded CompactFlash card. It should be housed inside an open-style enclosure.

This controller supports a maximum of 250 connections. For communication, this controller comes equipped with the RS-232 port. This serial port is compatible with the following communication protocols - ASCII, Modbus via logic, DF1 radio modem, DF1 full/half-duplex, and the DH-485. Furthermore, this controller supports a wide array of connectivity options starting with the Data Highway Plus, ControlNet, Ethernet/IP, SynchLink, DeviceNet, and the Remote I/O. Furthermore, it is compatible with many third-party communication devices. 

It comes equipped with a total I/O rating of 128,000 digital I/O rated at 128,000, and an analog I/O rated at 4,000. This controller can complete a total of 32 tasks. Each of these tasks can accommodate 100 different programs. The event triggers are programmed as event tasks. For power, this controller must be supplied with 5.1 volts direct current (DC). At 24 volts direct current (DC), the current draw rating for this controller is 14 milliamperes. Its power dissipation is rated at 3.5 watts. The thermal dissipation rating for this module is 11.9 BTU/hr. It can absorb an operational shock of 30 G, and a non-operational shock of 50 G. 

Technical Specifications

Brand Allen Bradley/Rockwell Automation
Series ControlLogix
Part Number 1756-L61
Module Type Processor Module
Fixed Memory 2, 4, or 8 MB
Non-Volatile Memory See Compact Flash Card 1784-CF64
Backplane Current (5Volts DC) 1.2 Amps
Backplane Current (24 Volts DC) 14 milliamps
Vibration 10-500 Hertz
Relative Humidity 5-95 percent
Communication RS-232 serial port
Battery 1756-BA1 or 1756-BATM
Region of Manufacture* United States
UNSPSC 32151705
OEM Lifecycle Status** Obsolete/Discontinued
Type PLC Processor Module

*Region of Manufacture may vary

**The 1756-L61 is obsolete, but we specialize in discontinued parts and may still be able to supply both surplus and refurbished 1756-L61 replacements.

We offer UPS shipping. Including Ground, 2nd Day Air, Next Day Air and Early AM. Some of our products have a short lead time, so please contact us if you need any item faster than the lead time shown. If you need to order an item internationally please contact us prior to checking out so we can get you a shipping quote. We can ship UPS or DHL internationally. We can also ship on your UPS or FedEx account number.
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-L61?

Answer: Yes. We offer repairs for the 1756-L61 and it comes with our 1 Year Automation Stop Warranty.


Question: What type of warranty comes with the Allen Bradley - PLC and 1756-L61?

Answer: If you buy the 1756-L61 through Automationstop.com it comes with our 1 Year Warranty and no other warranties.


Question: Can I buy the 1756-L61 online?

Answer: Yes. Automation Stop sells the 1756-L61 online and you can check out for the quantity and condition listed available above.


Question: What is the manufacturer for the 1756-L61?

Answer: The 1756-L61 is made by Allen Bradley - PLC.


Question: What type of product is the 1756-L61?

Answer: The 1756-L61 is part of the ControlLogix series.


Question: What Backplane Current (24 Volts DC (direct current)) does the Allen Bradley Automation 1756-L61 have?

Answer: The Allen Bradley Automation 1756-L61 has a Backplane Current (24 Volts DC (direct current)) of 14 milliamps.


Question: What Backplane Current (5Volts direct current (DC)) does the Allen Bradley 1756-L61 have?

Answer: The Backplane Current (5Volts DC) of the 1756-L61 is 1.2 amperes.


Question: What Battery does the Allen Bradley Automation 1756-L61 have?

Answer: The 1756-L61 has a Battery of 1756-BA1 or 1756-BATM.


Question: What Brand does the 1756-L61 have?

Answer: The 1756-L61 has a Allen Bradley/Rockwell Automation Brand.


Question: What is the Communication of the 1756-L61?

Answer: The Allen-Bradley 1756-L61 has a Communication of RS-232 serial port.


Question: What Fixed random-access memory (RAM) does the 1756-L61 have?

Answer: The 1756-L61 has a Fixed random-access memory (RAM) of 2, 4, or 8 MB.


Question: What Module Type does the Allen Bradley-Rockwell Automation 1756-L61 have?

Answer: The Allen Bradley-Rockwell Automation 1756-L61 has a Processor Module Module Type.


Question: What is the Non-Volatile random-access memory (RAM) of the 1756-L61?

Answer: The 1756-L61 has a Non-Volatile random-access memory (RAM) of See Compact Flash Card 1784-CF64.


Question: What OEM Lifecycle Status* does the Allen Bradley-Rockwell Automation 1756-L61 have?

Answer: The Allen Bradley-Rockwell Automation 1756-L61 has a Obsolete/Discontinued OEM Lifecycle Status*.


Question: What part Number does the Rockwell Automation 1756-L61 have?

Answer: The component Number of the 1756-L61 is 1756-L61 .


Question: What Region of Manufacture* does the 1756-L61 have?

Answer: The Allen Bradley 1756-L61 has a United States Region of Manufacture*.


Question: What Relative Humidity does the Allen Bradley 1756-L61 have?

Answer: The Relative Humidity of the Allen Bradley 1756-L61 is 5-95 percent.


Question: What is the UNSPSC of the 1756-L61?

Answer: The 1756-L61 has a UNSPSC of 32151705.


Question: What is the Vibration of the 1756-L61?

Answer: The 1756-L61 has a Vibration of 10-500 Hertz.


Series information for 1756-L61

For additional information about 1756-L61 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-L61.

Revision Part # Also Known As Availability
1756-L61/A 1756-L61 Ser A, Series A, Rev A Request a Quote
1756-L61/B 1756-L61 Ser B, Series B, Rev B Request a Quote

Common Misspellings:

  • 1756-L6I
  • 1756-LG1
  • 1756-LGI
  • 175G-L61
  • 175G-L6I
  • 175G-LG1
  • 175G-LGI
  • 17S6-L61
  • 17S6-L6I
  • 17S6-LG1
  • 17S6-LGI
  • 17SG-L61
  • 17SG-L6I
  • 17SG-LG1
  • 17SG-LGI
  • I756-L61
  • I756-L6I
  • I756-LG1
  • I756-LGI
  • I75G-L61
  • I75G-L6I
  • I75G-LG1
  • I75G-LGI
  • I7S6-L61
  • I7S6-L6I
  • I7S6-LG1
  • I7S6-LGI
  • I7SG-L61
  • I7SG-L6I
  • I7SG-LG1
  • I7SG-LGI

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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