Integrated standard and safety control for ControlLogix chassis architectures, selected by application capacity and required memory.
L81ES 3 MB standard 1.5 MB safety
L82ES 5 MB standard 2.5 MB safety
L83ES 10 MB standard 5 MB safety
L84ES 20 MB standard 6 MB safety
Three selection prioritiesGuardLogix 5580 safety controller family Integrated EtherNet/IP communication Match memory, application size and safety-partner architecture
International Delivery on the Day | Quick Response Support Intercontinental Cooperation Network
A scalable controller family that combines standard machine control and safety control in one ControlLogix architecture. The four catalog numbers share embedded 1 Gb EtherNet/IP, USB access and a four-character display, while memory and supported-device capacity rise across the range.
3 MB + 1.5 MB
5 MB + 2.5 MB
10 MB + 5 MB
20 MB + 6 MB
1756-L81ES
1756-L82ES
1756-L83ES
1756-L84ES
MATCH THE CONTROLLER, SAFETY PARTNER AND PROJECT REVISION
Send the catalog number, controller series, firmware, safety partner details and project revision.
Select Capacity Without Changing the Core Architecture
1756-L81ES ENTRY CAPACITY
Standard memory: 3 MB Safety memory: 1.5 MB EtherNet/IP devices: 100 Best fit: compact and mid-size safety applications where program and network scale are controlled.
1756-L82ES BALANCED CAPACITY
Standard memory: 5 MB Safety memory: 2.5 MB EtherNet/IP devices: 175 Best fit: expanding machine cells needing more I/O, safety logic and connected devices.
1756-L83ES HIGH CAPACITY
Standard memory: 10 MB Safety memory: 5 MB EtherNet/IP devices: 250 Best fit: large coordinated systems with substantial standard and safety code.
1756-L84ES MAXIMUM FAMILY MEMORY
Standard memory: 20 MB Safety memory: 6 MB EtherNet/IP devices: 250 Best fit: memory-intensive control and safety applications with large program structures.
The standard and safety memory values are separate capacities. The safety project remains protected by its safety signature and validated change process, while standard logic can handle production, sequencing, data and diagnostics. Controller selection should allow headroom for tags, instructions, alarms, produced and consumed data, motion objects and future expansion.
EMBEDDED NETWORK
One 1 Gb EtherNet/IP port supports controller communication and direct connection to the plant network architecture.
SAFETY EXECUTION
Standard and safety tasks coexist in the GuardLogix 5580 platform while safety memory, signatures and permissions remain controlled.
LOCAL SERVICE
The USB port supports local engineering access; the four-character display assists with status and fault review.
CHASSIS POWER
Each controller draws 1.20 A at 5.1 Vdc and 5 mA at 1.2 Vdc; include this load in the chassis power calculation.
SAFETY SYSTEM RELATIONSHIP
Controller Pair, Safety I/O and Validated Application
GUARDLOGIX 5580
Standard and safety execution
↔
1756-L8SP
Safety partner used where required by the architecture
↔
CIP SAFETY I/O
Distributed safety input and output devices
Safety integrity The achieved safety level belongs to the validated application, not to the controller catalog number alone.
Partner matching Verify safety-partner type, series, firmware and ownership before replacement or migration.
Project compatibility Controller revision, Studio 5000 release, safety signature and network-device revisions must align.
Selection advantage: All four controllers preserve a common engineering approach. Capacity can be scaled by memory and connected-device demand while retaining integrated standard and safety control, reducing the need to divide one machine into unrelated control platforms.
QUALITY RELIABILITY FAST COORDINATION
Keeping automation projects moving
Amikon coordinates industrial parts for current systems and long-running installed bases, with responsive communication and practical shipment support.
TRUST / ORDER TRACKING / GLOBAL REACH
WAREHOUSE SUPPORT MULTIBRAND COVERAGE NO HIDDEN HANDLING FEES
REQUEST A QUOTE FOR THE CORRECT GUARDLOGIX CAPACITY
Send the catalog number, controller series, firmware, safety partner details and project revision.
Can 1756-L81ES be replaced by 1756-L82ES without changing the safety project? The larger controller offers more memory and device capacity, but the project revision, firmware, safety partner, signatures, I/O ownership and validation procedure still require review.
Why choose 1756-L83ES instead of 1756-L82ES? 1756-L83ES doubles standard and safety memory to 10 MB and 5 MB and raises the supported-device capacity to 250, providing more expansion headroom.
Does 1756-L84ES provide more connected devices than 1756-L83ES? Both support 250 EtherNet/IP devices. The principal L84ES advantage is higher standard memory at 20 MB and safety memory at 6 MB.
Do 1756-L81ES, 1756-L82ES, 1756-L83ES and 1756-L84ES always require 1756-L8SP? The required arrangement depends on the safety architecture and controller configuration. Confirm the installed partner relationship before ordering or exchanging hardware.
What should be supplied for a 1756-L81ES, 1756-L82ES, 1756-L83ES or 1756-L84ES quotation? Provide the exact catalog number, series, firmware, chassis and power supply, safety-partner catalog and revision, Studio 5000 release, project memory use, device count and required safety validation status.
Return and replacement support: Contact us within seven days after receipt if an issue is found. Keep the product in its original condition and state the reason for return. A return or replacement can be arranged after inspection; shipping charges remain the buyer's responsibility.
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SEND YOUR NEXT INDUSTRIAL PART NUMBER TO MIYA
Send the catalog number, controller series, firmware, safety partner details and project revision.