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1756-L81ES
Allen Bradley 1756-L81ES GuardLogix 5580 Controller
  1. 1756-L81ES
  2. Allen Bradley 1756-L81ES GuardLogix 5580 Controller

Allen Bradley 1756-L81ES GuardLogix 5580 Controller

£3,344.15 inc VAT

In Stock · Delivered in 5–7 Working Days
Estimated UK delivery time, subject to order confirmation, courier services and destination. International delivery times vary.
Technical SpecificationsAllen Bradley
Model 1756L81ES
Series GuardLogix 5580
Type Modular Safety Controller
Supply Voltage Via ControlLogix chassis backplane
Mounting Type Rack-mounted (ControlLogix chassis)
Total EtherNet/IP Nodes Up to 100
Power Dissipation Approx. 5.5 W
Serial Communication Not supported
Supported Protocols EtherNet/IP, MODBUS, SERCOS
Rail Mounting Not supported
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Allen Bradley 1756-L81ES GuardLogix 5580 Controller

The AB 1756-L81ES is a high-performance GuardLogix 5580 safety controller, engineered for integrated standard and safety control in demanding industrial applications. Featuring 3MB of standard memory and 1.5MB of safety memory, this modular controller provides real-time control, diagnostics, and safety logic in a single platform.

Technical Specifications

Model 1756L81ES
Series GuardLogix 5580
Type Modular Safety Controller
Standard Memory 3 MB
Safety Memory 1.5 MB
Total EtherNet/IP Nodes Up to 100
Display 4-character alpha-numeric status display
Application Safety control, machine protection, integrated standard + safety control

Electrical Specifications

Supply Voltage Via ControlLogix chassis backplane
Power Dissipation Approx. 5.5 W
Embedded Ethernet Port 1 x 10/100/1000 Mbps
USB Port 1 x USB 2.0 (for programming and firmware upgrades)
RS-232 Ports None
Serial Communication Not supported
Safety Features Dual-core architecture with memory partitioning
Supported Protocols EtherNet/IP, MODBUS, SERCOS
Battery Not required – uses non-volatile memory with secure storage

Mechanical Specifications

Width 34.55 mm
Height 145.2 mm
Depth 136.6 mm
Mounting Type Rack-mounted (ControlLogix chassis)
Rail Mounting Not supported
Wall Mounting Not supported
Housing Style Modular
Front Installation Yes
Weight Approx. 0.45 kg

Environmental Specifications

Operating Temperature 0…60 °C
Storage Temperature –40…85 °C
Relative Humidity 5% to 95% non-condensing
Shock Resistance 30 g, 11 ms (IEC 60068-2-27)
Vibration Resistance 2 g, 10–500 Hz (IEC 60068-2-6)
Altitude Limit Up to 2000 m
Pollution Degree 2
Certifications CE, cULus, RoHS, ATEX Zone 2 (with conditions)
SIL Rating SIL 2 (IEC 61508)
Performance Level PL d (EN ISO 13849-1)

Compliance & Communication

Network Protocols Supported EtherNet/IP, MODBUS, SERCOS
Safety Certification TÜV certified for use in SIL 2 / PL d applications
Programming Software Studio 5000 Logix Designer
Display Interface Built-in 4-character display for diagnostics
Memory Expansion Not supported – fixed onboard memory
Chassis Compatibility Standard 1756 ControlLogix chassis

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Frequently Asked Questions

How can I check whether 1756-L81ES is the correct replacement?

Check the exact manufacturer part number, electrical ratings, interface type, mounting and equipment compatibility against your existing equipment and the manufacturer’s datasheet.

How quickly can 1756-L81ES be delivered?

This product is listed as in stock, with estimated UK delivery in 3–5 working days. Delivery depends on order confirmation, courier services and destination.

Where can I check specifications and compatibility?

Review the specification information above and the product’s Downloads or Data Sheets tab, where documents are supplied. Our team can help check part numbers and installation compatibility.

What warranty does Drive Outlet Megastore offer?

Drive Outlet offers its own 2-year return-to-base warranty unless otherwise stated. Manufacturer warranties may not apply; please review the Terms and Conditions before ordering.

Weight 0.45 kg

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1756-L81ES_Selection-Guide.pdf1756-L81ES_User-Manual.pdf1756-L81ES_Technical-Data.pdf
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Viewing: Allen Bradley 1756-L81ES GuardLogix 5580 Controller
SKU: 1756-L81ES

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