Allen Bradley 1769-L24ER-QB1B CompactLogix 5370 Ethernet

The AB 1769-L24ER-QB1B is a CompactLogix 5370 Series controller featuring 750 kB of memory and integrated digital I/O, offering a powerful and compact solution for mid-range machine control. It includes 16 digital inputs and 16 digital outputs, dual EtherNet/IP ports with Device Level Ring (DLR) support, and expansion capacity for up to four additional 1769 I/O modules.

Designed for performance and simplicity, this controller provides seamless integration into Logix-based architectures using Studio 5000, allowing fast programming, diagnostics, and system expansion in a wide variety of industrial automation environments.

Technical Specifications

Model: 1769L24ERQB1B
Series: CompactLogix 5370
Type: Programmable Automation Controller (PAC)
Integrated I/O: 16 Digital Inputs, 16 Digital Outputs
User Memory: 750 kB
Expansion Capacity: Up to 4 x 1769 I/O modules
Application: Machine control, distributed automation, EtherNet/IP architecture integration

Electrical Specifications

Input Voltage Type: 24 V DC
Digital Input Count: 16 (24 V DC)
Digital Output Count: 16 (24 V DC sourcing)
Output Type: Transistor (sourcing)
Backplane Current Load: Supports additional 1769 modules (within current limits)
Isolation: Integrated per-channel and system-level
Communication Ports:

• 2 × EtherNet/IP (with DLR support)
• 1 × USB programming port
  Power Supply Requirements: External 24 V DC supply

Mechanical Specifications

Width: 115 mm
Height: 118 mm
Depth: 105 mm
Mounting Type: DIN rail
Installation Orientation: Vertical
Rack Assembly Possible: No
Connection Type: Plug-in screw terminals and USB port
Display: Yes – Integrated status display
Front Installation Possible: Yes
Weight: Approx. 550 g

Environmental Specifications

Operating Temperature: 0…60 °C
Storage Temperature: –40…85 °C
Relative Humidity: 5% to 95% non-condensing
IP Rating: IP20
Vibration Resistance: IEC 60068-2-6
Shock Resistance: IEC 60068-2-27
Certifications: CE, c-UL-us, RoHS
Use in Commercial Environments: Permitted with appropriate enclosure

Compliance & Communication

Protocols Supported:

• EtherNet/IP
• TCP/IP
• Modbus (via add-on profile)
  SIL Rating: SIL 3 (IEC 61508)
  Performance Level: PL e (EN ISO 13849-1)
  Redundancy: Not supported
  Program Software: Studio 5000 Logix Designer
  Security Features: Integrated user authentication, controller access control
  Real-Time Clock: Integrated

Key Features & Benefits

✅ Integrated I/O – Includes 16 DI and 16 DO, reducing footprint and simplifying installation

✅ Dual EtherNet/IP with DLR – Ensures high availability and fast device-level communication

✅ Compact Expansion – Supports up to four 1769 I/O modules for scalable system design

✅ High Reliability – Meets SIL 3 and PL e safety ratings for mission-critical applications

✅ Seamless Programming – Fully supported in Studio 5000 for intuitive project development

📦 Order the Allen Bradley 1769-L24ER-QB1B from Drive Outlet Megastore

At Drive Outlet Megastore we offer unbeatable Allen Bradley 1769-L24ER-QB1B prices. With 3 units currently in stock, we guarantee fast dispatch and expert assistance in expanding or configuring your CompactLogix control system.

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Drive Outlet Megastore – your trusted source for Allen Bradley CompactLogix controllers and industrial automation hardware.