1769-L33ERMS | Allen-Bradley GuardLogix 5370 Ethernet Controller, 3MB Memory
1769-L33ERMS | Allen-Bradley GuardLogix 5370 Ethernet Controller, 3MB Memory
1769-L33ERMS | Allen-Bradley GuardLogix 5370 Ethernet Controller, 3MB Memory
    1769-L33ERMS | Allen-Bradley GuardLogix 5370 Ethernet Controller, 3MB Memory
1769-L33ERMS | Allen-Bradley GuardLogix 5370 Ethernet Controller, 3MB Memory

1769-L33ERMS | Allen-Bradley GuardLogix 5370 Ethernet Controller, 3MB Memory

Part #: 1769-L33ERMS Manufactured by: Allen-Bradley
$2,499.00
$2,499.00
2 in Stock
Condition: New-Surplus Original Box
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Product Overview
The Allen-Bradley 1769-L33ERMS Compact GuardLogix controller combines safety and standard control in a single unit. With d...  Read more
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Product Description P/N: 1769-L33ERMS

Description / Specifications

Description 

The Allen-Bradley 1769-L33ERMS is a Compact GuardLogix 5370 safety controller with 2 MB user memory and 1 MB safety memory. It supports 16 local I/O modules, three expansion banks, dual Ethernet/IP ports, and integrated motion control for up to eight motion axes.

 

 

Technical Specifications 

Brand Allen-Bradley
Application Memory 2 MB
Part Number 1769-L33ERMS
Programming Languages Sequential Function Chart, Function Block Diagram, Structured Text, and Ladder Diagram
Motion Axes, maximum 8 Motion Axes
Communication rate, USB 12 Mbps
Communication rate, Ethernet 10 Mbps / 100 Mbps
Communication Ports 1 Type B 2.0 Full-Speed USB and 2 Ethernet/IP Ports
Local I/O modules 16 I/O modules
Ethernet/IP Nodes 32 Ethernet/IP Nodes
SIL Rating SIL 3
No. of tasks 32
Non-volatile memory 1GB via 1784-SD1 (ships with the controller)
Safety Memory 1 MB
Module Type Compact GuardLogix Controller
Integrated Motion Yes
Product Type Controller
Controller Tasks 32
Programs/task 1000
User Memory 2 MB + 1 MB safety
Connections 256
Network Nodes 32

  

 

Information About 1769-L33ERMS

The 1769-L33ERMS belongs to the Allen-Bradley Compact GuardLogix 5370 family, designed to combine standard and safety control in one controller. It provides SIL 3-rated safety functionality alongside 2 MB of application memory and 1 MB of safety memory for critical processes. The unit supports up to 32 tasks with 1000 programs per task, making it capable of handling complex automation projects. Integrated dual Ethernet/IP ports function as an embedded switch, allowing Device Level Ring, Linear, and Star topologies at speeds of 10/100 Mbps. The controller supports up to 16 local Compact I/O modules and expansion across three banks, enabling scalable configurations. With integrated motion capabilities, it manages up to eight motion axes over Ethernet/IP, providing advanced control for motion applications. Programming is supported in Relay Ladder Logic, Structured Text, Function Block Diagram, and Sequential Function Chart languages.

Key Features:

  • Memory: 2 MB user memory and 1 MB safety memory for combined standard and safety control.
  • Safety Compliance: SIL 3-rated GuardLogix controller for high-integrity safety applications.
  • I/O Capacity: Supports 16 Compact I/O modules and expansion across three I/O banks.
  • Ethernet Ports: Dual Ethernet/IP ports (10/100 Mbps) with embedded switch capability for flexible topologies.
  • USB Port: Integrated USB 2.0 Type B for programming and diagnostics at 12 Mbps.
  • Motion Control: Integrated motion over Ethernet/IP supporting up to eight motion axes.
  • Task Handling: Executes up to 32 tasks with 1000 programs per task for complex projects.
  • Programming Languages: Compatible with Ladder Diagram, Structured Text, Function Block Diagram, and Sequential Function Chart.

The 1769-L33ERMS delivers the safety, scalability, and integrated motion performance required for modern automation and safety-critical applications.




Manufacturer information

Allen-Bradley, a brand of Rockwell Automation, specializes in manufacturing industrial automation equipment. The product range includes programmable logic controllers (PLCs), motion control systems, safety devices, motor control equipment, automation software, and HMI panels. Allen-Bradley products are known for their reliability and integration with other systems.

Frequently Asked Questions about 1769-L33ERMS
Question: What is the primary purpose of the 1769-L33ERMS controller?
Date Update:03/06/2025
Answer:

The 1769-L33ERMS is a Compact GuardLogix safety controller designed for applications requiring both standard control and integrated safety. It supports logic execution, motion control, communication, and SIL 3 safety functions within a single hardware unit. The controller is ideal for safety-critical applications such as machine guarding, emergency stops, and safe motion control. By combining standard and safety operations in one platform, it simplifies system design and reduces wiring.

Question: What are the physical dimensions and weight of the 1769-L33ERMS?
Date Update:03/06/2025
Answer:

The 1769-L33ERMS has approximate dimensions of 118 x 87 x 90 mm (4.65 x 3.43 x 3.54 inches), occupying a single slot in the CompactLogix chassis. The weight of the module is around 0.9 pounds (0.41 kg), making it suitable for compact control panels. Its small footprint is beneficial in space-constrained applications, especially where both safety and motion control are needed. It is DIN rail and panel mountable.

Question: How many tasks and programs can the controller handle?
Date Update:03/06/2025
Answer:

The controller supports up to 32 tasks, each capable of running 1000 programs. This allows for detailed segmentation of control logic and optimized execution of safety and motion functions. Tasks can be scheduled based on periodic, event-driven, or continuous triggers. This structure improves performance, simplifies debugging, and enhances program readability.

Question: What are the supported communication interfaces?
Date Update:03/06/2025
Answer:

The 1769-L33ERMS includes 2 integrated Ethernet/IP ports and 1 USB 2.0 Type B port. The dual Ethernet ports function as an embedded switch, sharing a single IP address and supporting DLR topology. These ports support 10/100 Mbps speeds for real-time communication with HMIs, drives, and safety devices. The USB port is primarily used for programming and firmware updates.

Question: Is the 1769-L33ERMS still in production?
Date Update:03/06/2025
Answer:

Yes, the 1769-L33ERMS is still in active production by Rockwell Automation. It remains a current offering in the Compact GuardLogix 5370 family and is widely supported in new and existing automation projects. Software support is maintained in Studio 5000 Logix Designer, starting from version 20 and up. Users can integrate this controller into modern industrial networks without concern for obsolescence.

IQElectro is not an authorized distributor.
IQElectro LLC (IQElectro) is NOT an Authorized Distributor or in any way affiliated with Rockwell Automation, Siemens, or any other Manufacturers. IQElectro is NOT an Authorized Dealer of this product. The product may be of older version, date codes, or design than that available from authorized dealers. As IQElectro is not an authorized dealer of this product, the Original Manufacturer's Warranty and Support DO NOT apply. IQElectro sells SURPLUS only and DOES NOT SELL SOFTWARE or FIRMWARE licenses For more detailed information, please refer to the full version of our disclaimer policy Disclaimer Policy.
Description / Specifications

Description 

The Allen-Bradley 1769-L33ERMS is a Compact GuardLogix 5370 safety controller with 2 MB user memory and 1 MB safety memory. It supports 16 local I/O modules, three expansion banks, dual Ethernet/IP ports, and integrated motion control for up to eight motion axes.

 

 

Technical Specifications 

Brand Allen-Bradley
Application Memory 2 MB
Part Number 1769-L33ERMS
Programming Languages Sequential Function Chart, Function Block Diagram, Structured Text, and Ladder Diagram
Motion Axes, maximum 8 Motion Axes
Communication rate, USB 12 Mbps
Communication rate, Ethernet 10 Mbps / 100 Mbps
Communication Ports 1 Type B 2.0 Full-Speed USB and 2 Ethernet/IP Ports
Local I/O modules 16 I/O modules
Ethernet/IP Nodes 32 Ethernet/IP Nodes
SIL Rating SIL 3
No. of tasks 32
Non-volatile memory 1GB via 1784-SD1 (ships with the controller)
Safety Memory 1 MB
Module Type Compact GuardLogix Controller
Integrated Motion Yes
Product Type Controller
Controller Tasks 32
Programs/task 1000
User Memory 2 MB + 1 MB safety
Connections 256
Network Nodes 32

  

 

Information About 1769-L33ERMS

The 1769-L33ERMS belongs to the Allen-Bradley Compact GuardLogix 5370 family, designed to combine standard and safety control in one controller. It provides SIL 3-rated safety functionality alongside 2 MB of application memory and 1 MB of safety memory for critical processes. The unit supports up to 32 tasks with 1000 programs per task, making it capable of handling complex automation projects. Integrated dual Ethernet/IP ports function as an embedded switch, allowing Device Level Ring, Linear, and Star topologies at speeds of 10/100 Mbps. The controller supports up to 16 local Compact I/O modules and expansion across three banks, enabling scalable configurations. With integrated motion capabilities, it manages up to eight motion axes over Ethernet/IP, providing advanced control for motion applications. Programming is supported in Relay Ladder Logic, Structured Text, Function Block Diagram, and Sequential Function Chart languages.

Key Features:

  • Memory: 2 MB user memory and 1 MB safety memory for combined standard and safety control.
  • Safety Compliance: SIL 3-rated GuardLogix controller for high-integrity safety applications.
  • I/O Capacity: Supports 16 Compact I/O modules and expansion across three I/O banks.
  • Ethernet Ports: Dual Ethernet/IP ports (10/100 Mbps) with embedded switch capability for flexible topologies.
  • USB Port: Integrated USB 2.0 Type B for programming and diagnostics at 12 Mbps.
  • Motion Control: Integrated motion over Ethernet/IP supporting up to eight motion axes.
  • Task Handling: Executes up to 32 tasks with 1000 programs per task for complex projects.
  • Programming Languages: Compatible with Ladder Diagram, Structured Text, Function Block Diagram, and Sequential Function Chart.

The 1769-L33ERMS delivers the safety, scalability, and integrated motion performance required for modern automation and safety-critical applications.




Manufacturer information

Allen-Bradley, a brand of Rockwell Automation, specializes in manufacturing industrial automation equipment. The product range includes programmable logic controllers (PLCs), motion control systems, safety devices, motor control equipment, automation software, and HMI panels. Allen-Bradley products are known for their reliability and integration with other systems.

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