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Allen-Bradley ControlLogix 5580E 1756-L81EP 3 MB Process Controller with 1 Gb Ethernet | Original New

Allen-Bradley ControlLogix 5580E 1756-L81EP 3 MB Process Controller with 1 Gb Ethernet | Original New

ALLEN-BRADLEY | CONTROLLOGIX 5580E PROCESS

1756-L81EP

ControlLogix 5580E Process Controller with 3 MB User Memory, USB Port, 1 gigabit (Gb) Ethernet port, 100 EtherNet/IP Devices, 4 Character Alpha/Numeric Display.

3 MB USER MEMORY | 1 GBPS ETHERNET | 100 ETHERNET/IP DEVICES | 4 GB SD CARD

LEAD TIME: In stock

WARRANTY: 1 year

Email Inquiry [email protected]

WhatsApp +86 18159889985

Appurtenance:

allen bradley controllogix 5580e 1756 l81ep 3 mb process controller with 1 gb ethernet original new-1

Overview
Technical Data
Inquiry
Functions
Interfaces
Installation
Environment
FAQ
Recommend Models
Recommended Products

Allen-Bradley ControlLogix 5580E Process Controller 1756-L81EP

ControlLogix 5580E Process Controller with 3 MB User Memory, USB Port, 1 gigabit (Gb) Ethernet port, 100 EtherNet/IP Devices, 4 Character Alpha/Numeric Display. Rockwell Automation technical data identifies 3 MB standard memory, 100 supported EtherNet/IP devices, 128,000 maximum digital I/O, 4,000 maximum analog I/O, and a preinstalled 4 GB 1784-SD4 card.

MEMORY
3 MB

ETHERNET
10/100/1000 Mbps

DEVICES
100

STORAGE
4 GB SD

Selection summary: verify the complete catalog number 1756-L81EP, memory capacity, EtherNet/IP device count, chassis series, environmental rating and required firmware before procurement. This is the conformal-coated process controller variant.

Official references: Rockwell Automation cut sheet for 1756-L81EP; ControlLogix and GuardLogix Controllers Technical Data, publication 1756-TD001W-EN-P, pages 26-29.

Technical Data

Specification	Official value
Complete model	1756-L81EP
Brand	Allen-Bradley
Product family	ControlLogix 5580E Process
Product type	ControlLogix 5580E Process Controller
Official description	ControlLogix 5580E Process Controller with 3 MB User Memory, USB Port, 1 gigabit (Gb) Ethernet port, 100 EtherNet/IP Devices, 4 Character Alpha/Numeric Display.
Standard memory	3 MB
Digital I/O maximum	128,000
Analog I/O maximum	4,000
Total I/O maximum	128,000
EtherNet/IP devices supported	100
OPC UA nodes supported	Not specified for this catalog number
Nonvolatile memory	4 GB Secure Digital card 1784-SD4, preinstalled
Interfaces	Embedded 10/100/1000 Mbps Ethernet port and one USB port
USB communication	USB 2.0 full speed, 12 Mbps; temporary local programming only
Current draw at 1.2 V DC	5.0 mA
Current draw at 5.1 V DC	1.20 A
Power dissipation	6.2 W
Thermal dissipation	21.2 BTU/hr
Isolation voltage	50 V continuous, basic insulation type
Dimensions	Refer to the Rockwell Automation official 2D product drawing for this exact catalog number
Weight	Approximately 0.394 kg (0.868 lb)
Slot width	1
Module location	Chassis-based, any slot
Enclosure type	Open-style; no enclosure rating
Operating temperature	-25 to 70 deg C in XT/ZXT Series C chassis; -25 to 60 deg C in standard Series C chassis; -25 to 50 deg C in standard Series B chassis
Nonoperating temperature	-40 to 85 deg C
Relative humidity	5 to 95 percent, noncondensing
Conformal coated	Yes
Certifications	c-UL-us, FM, CE, RCM, ATEX, IECEx, UKEx, UKCA, KC, CCC, EtherNet/IP; CIP Security and IEC 62443-4-2 SL1 where applicable

Inquiry

CONTACT

STELLA

Product inquiry and model verification

Email Inquiry [email protected]

WhatsApp +86 18159889985

Functions

Process Control Functions

PlantPAx process execution

1756-L81EP provides a process controller execution model and process instructions designed for PlantPAx distributed control applications.

Controller capacity

The controller supplies 3 MB user memory, supports up to 128,000 total I/O points and connects as many as 100 EtherNet/IP devices.

Integrated diagnostics

The four-character display, controller diagnostics and process-oriented instruction set support commissioning, operation and maintenance workflows.

Nonvolatile storage

A 4 GB 1784-SD4 Secure Digital card is preinstalled for project storage, backup and controller recovery procedures.

Interfaces

Communication Interfaces

EtherNet/IP

One embedded 10/100/1000 Mbps Ethernet port supports controller networking and EtherNet/IP communication.

USB service port

The USB 2.0 full-speed port operates at 12 Mbps and is intended for temporary local programming and maintenance.

Status display

A four-character alphanumeric display presents controller status and diagnostic information for commissioning and troubleshooting.

Chassis integration

The one-slot controller installs in any compatible ControlLogix chassis slot and communicates through the chassis backplane.

Installation

Installation and Selection

PlantPAx compatibility

Confirm the PlantPAx system release, controller firmware, Studio 5000 version and process library requirements before specifying 1756-L81EP.

Chassis placement

Install the one-slot process controller in any compatible ControlLogix chassis slot and follow official grounding, wiring and enclosure instructions.

Electrical loading

Allow for 5.0 mA at 1.2 V DC and 1.20 A at 5.1 V DC, with 6.2 W power dissipation and 21.2 BTU/hr thermal dissipation.

Mechanical reference

Use the Rockwell Automation official 2D drawing for 1756-L81EP when confirming dimensions, chassis spacing and enclosure clearances.

Environment

Environment and Compliance

Operating temperature

-25 to 70 deg C in XT/ZXT Series C chassis; -25 to 60 deg C in standard Series C chassis; -25 to 50 deg C in standard Series B chassis

Storage and humidity

Nonoperating temperature is -40 to 85 deg C; relative humidity is 5 to 95 percent, noncondensing.

Enclosure and coating

1756-L81EP is open-style equipment. Conformal coating: Yes. Install it inside a suitable enclosure for the application.

Compliance

Official certifications include c-UL-us, FM, CE, RCM, ATEX, IECEx, UKEx, UKCA, KC, CCC and EtherNet/IP conformance, when marked.

FAQ

Frequently Asked Questions

Q1. How can I verify that a quotation is for the exact 1756-L81EP catalog number?

Match the complete catalog number on the quotation, carton and controller nameplate. 1756-L81EP is specified with 3 MB user memory, 100 EtherNet/IP devices, embedded 1 Gb Ethernet, USB and a four-character display.

Q2. How can I distinguish a new 1756-L81EP from used or refurbished equipment?

Request current photos of sealed packaging, catalog and serial labels, connector condition, display and installed 1784-SD4 card. Opened seals, mounting marks, connector wear or non-original labels can indicate prior use.

Q3. How should a buyer check whether a supplier for 1756-L81EP is legitimate?

Verify the legal company name, registration, bank beneficiary and traceable contact details. Require the supplier to identify the official Rockwell Automation cut sheet and publication 1756-TD001W-EN-P for this exact model.

Q4. Which specifications should an engineer confirm before ordering 1756-L81EP?

Confirm 3 MB memory, 100 EtherNet/IP device capacity, chassis series, firmware and Studio 5000 compatibility, 1.20 A current draw at 5.1 V DC, operating temperature and required certifications.

Q5. What physical evidence should be requested before payment for 1756-L81EP?

Request dated photos or video of the exact nameplate, serial number, factory carton, port condition, status display, USB and Ethernet interfaces, and the preinstalled 4 GB SD card. Evidence must correspond to the quoted unit.

Q6. Can another ControlLogix 5580 suffix replace 1756-L81EP?

Not automatically. Similar suffixes can change memory, EtherNet/IP device capacity, coating, security, safety or process-control functions. Engineering approval is required after comparing the complete suffix and application requirements.

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