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    Apter Power reviews motion catalog identity, firmware evidence, SD recovery, and drive-project context before sourcing coordination.

1769-L36ERM

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Sixteen-axis EtherNet/IP motion and a larger local I/O architecture position 1769-L36ERM for coordinated multi-axis CompactLogix 5370 machinery.
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Technical specifications for 1769-L36ERM

  • Manufacturer:
    Allen-Bradley
  • Part Number:
    1769-L36ERM
  • Product Family:
    CompactLogix
  • Product Type:
    CompactLogix 5370 L3 Integrated Motion Controller
  • Stock:
    1
  • User memory:
    3 MB
  • Integrated motion:
    16 axes maximum
  • EtherNet/IP nodes:
    48 maximum
  • Local Compact I/O:
    30 modules maximum
  • Ethernet ports:
    2 ports sharing one IP address
  • Nonvolatile memory:
    1784-SD1 supplied; 1784-SD2 optional
  • Weight:
    0.31 kg
  • Estimated shipping dimensions:
    11.8x5.5x10.5cm
  • Tariff Code:
    8537101190
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Motion Axes I/O Expansion Axis Timing Product Applications

Features:

  • Sixteen-axis motion: integrated coordination over EtherNet/IP
  • 3 MB control memory: capacity for multi-axis machine projects
  • Large local architecture: up to 30 Compact I/O modules and 48 network nodes
1769-L36ERM is designed for coordinated machinery that needs motion, logic, and distributed I/O in the same CompactLogix project.

Its larger node and local-module limits require deliberate traffic, RPI, power, and bank planning rather than a direct copy of a smaller L3 controller.

The service baseline should include the complete axis tree, synchronized-time design, drive revisions, safety boundary, SD image, and tested recovery procedure.

Availability of 1769-L36ERM is subject to Apter Power inventory and sourcing confirmation.

Verified resources for 1769-L36ERM:

Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

  • Axis inventory: map physical, virtual, consumed, and regenerative axes.
  • Drive compatibility: align firmware, electronic keying, and motion profiles.
  • Time base: verify synchronization and network topology for coordinated moves.
  • Acceptance: test homing, limits, faults, and recovery for every motion group.
  • Capacity: keep the total within 30 supported local modules.
  • Banks: document supplies, expansion cables, and end caps.
  • Distance: place modules inside power-supply distance ratings.
  • Timing: account for RPI effects from specialty modules.
  • Axis inventory: count all configured integrated-motion axes against the published maximum.
  • Drive path: document topology, node count, time synchronization, and supported drive profiles.
  • Task loading: review motion update rates with logic execution and communication demand.
  • Commissioning: prove homing, limits, coordinated moves, faults, and safe recovery using the approved project.
  • Multi-axis packaging: synchronize conveyors, registration, and machine sections.
  • Assembly systems: coordinate motion drives with distributed I/O and diagnostics.
  • Web handling: manage multiple EtherNet/IP motion axes in one controller project.
  • Machine platforms: combine extensive local I/O with networked motion and standard logic.
Description
Coordinated motion is the defining project role of 1769-L36ERM within the CompactLogix 5370 platform. The controller combines a larger memory class with integrated EtherNet/IP axes and the local I/O capacity needed by multi-axis machine applications.

Timing relationships across 1769-L36ERM, its drives and the network are established by the Logix project, firmware and motion-group configuration. The two embedded Ethernet ports belong to one controller interface, while local 1769 banks remain subject to their own placement and power rules.

A replacement 1769-L36ERM should be prepared from the validated project, axis list, drive revisions, synchronization settings, network drawing and SD recovery image. The exact catalog must also remain distinct from the safety-capable controller whose similar suffix includes an additional S.
Revisions

Revision Part #

Also known as

1769-L36ERM Series A
1769-L36ERM/A, Series A
Alternative Names
Allen-Bradley 1769-L36ERM Rockwell Automation 1769-L36ERM AB 1769-L36ERM 1769L36ERM 1769 L36ERM CompactLogix 5370 sixteen-axis motion controller
Technical notes
Motion timing is the highest commissioning risk for 1769-L36ERM. Match controller and drive firmware, restore the approved motion-group ownership and time synchronization, and validate each axis from the archived project; stop startup if the catalog or safety architecture differs from the recorded machine configuration or validation baseline.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
Why can axes fault after 1769-L36ERM is replaced even when ordinary EtherNet/IP devices reconnect?
Compare controller and drive firmware, time synchronization, motion-group ownership and axis configuration, then recommission each motion path from the validated project.
How should another drive be evaluated before it is added to a project using 1769-L36ERM?
Review the remaining axis and node resources, drive profile, network timing and controller workload together; add the device only after the project still meets the machine design.
What can make local I/O reset while motion controlled by 1769-L36ERM is active?
Inspect each 1769 bank supply, distance rating, rail-current demand and expansion connection, then correlate the event with motion and communication loading.
Why might a restored 1769-L36ERM project run without reproducing the original axis position behavior?
Axis homing data, feedback configuration, drive parameters or machine references may be incomplete; execute the approved recovery and homing procedure before production.
Can 1769-L36ERM replace a similarly named safety motion controller without redesign?
No. Confirm the exact catalog and approved safety architecture; integrated motion alone does not provide the safety functions of the distinct safety controller.
How should the SD recovery image for 1769-L36ERM be accepted before a planned outage?
Verify its firmware relationship and project revision, test the documented load behavior on controlled equipment, and retain a rollback copy outside the controller.