Allen Bradley 1769-L23E-QBFC1B CompactLogix Controller
Allen Bradley 1769-L23E-QBFC1B CompactLogix Controller
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Brand:Allen Bradley PLC Item No.:Allen Bradley 1769-L23E-QBFC1B Product Origin:USA Product Dimensions:180 × 105 × 87 mm Product Weight:0.8 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Allen Bradley 1769-L23E-QBFC1B is a CompactLogix 5370 L2 controller designed for applications that require integrated processing, embedded I/O, and built-in communication in a single compact platform. It is engineered for OEM machinery, process automation, and factory control systems where space efficiency, fast Ethernet communication, and reliable deterministic control are essential.
This controller combines a powerful Logix engine with embedded digital I/O and EtherNet/IP connectivity, eliminating the need for multiple separate modules while maintaining scalability through Compact I/O expansion.
Technical Specifications
Specification Item
Details
Manufacturer
Allen Bradley (Rockwell Automation)
Model Number
1769-L23E-QBFC1B
Product Family
CompactLogix 5370 L2
Controller Type
Integrated PLC with embedded I/O
User Memory
Approx. 512 KB
Embedded Inputs
16 × 24V DC digital inputs
Embedded Outputs
16 × 24V DC digital outputs
Analog I/O
Not included (expandable via Compact I/O)
Communication Ports
1 × EtherNet/IP port
Ethernet Functionality
Messaging, HMI communication, I/O control
Expansion Capability
Up to 8 Compact I/O modules (1769 series)
Programming Software
Studio 5000 Logix Designer
Power Supply
24V DC
Real-Time Clock
Yes (battery-backed)
Data Logging
Supports memory-based data handling
Network Protocols
EtherNet/IP (CIP)
Isolation
Industrial-grade electrical isolation
Operating Temperature
0°C to 60°C
Storage Temperature
-40°C to 85°C
Mounting Type
DIN rail / panel mount
Dimensions
Approx. 180 × 105 × 87 mm
Weight
Approx. 0.6–0.8 kg
Recommended Related Models
Related Model
Function
1769-L24ER-QBFC1B
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Entry-level CompactLogix controller
1769-IQ16
DC digital input module
1769-OB16
DC digital output module
1769-IF8
Analog input module
1769-OW16
Relay output module
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Industrial Applications
The 1769-L23E-QBFC1B is widely used in compact automation systems where integrated control and Ethernet communication are required without sacrificing performance.
Typical applications include:
OEM machine automation systems
Conveyor and material handling systems
Packaging and labeling machines
Small production line control systems
HVAC and building automation systems
Pump and motor control systems
Process skids and modular equipment
Factory machine retrofit upgrades
Its integrated architecture makes it especially effective for standalone machines that still require network connectivity and scalable I/O expansion.
Key Advantages
All-in-One Compact Control Design
Combines PLC processor, embedded I/O, and Ethernet communication into a single unit, reducing system complexity and wiring effort.
Strong EtherNet/IP Connectivity
Enables seamless integration with HMIs, SCADA systems, and distributed I/O networks.
Scalable Expansion Capability
Supports multiple Compact I/O modules, allowing system growth without changing the controller.
Cost-Effective Machine Control
Reduces the need for separate I/O racks and communication modules, lowering overall system cost.
Industrial-Grade Reliability
Designed for continuous operation in harsh industrial environments with stable performance and diagnostics.
Technical FAQs
1. What is the 1769-L23E-QBFC1B used for?
It is used as a CompactLogix PLC for controlling small to mid-size industrial automation systems.
2. Does it include built-in I/O?
Yes. It includes embedded 16 digital inputs and 16 digital outputs.
3. Does it support analog modules?
Yes. Analog I/O can be added using Compact I/O expansion modules like 1769-IF8.
4. What communication does it support?
It supports EtherNet/IP for industrial communication and device networking.
5. What software is used for programming?
It is programmed using Studio 5000 Logix Designer.
6. How many expansion modules can it support?
It supports up to approximately 8 Compact I/O modules depending on configuration.
7. Is it suitable for OEM machines?
Yes. It is widely used in OEM machine control due to its compact and integrated design.
8. Does it support HMI systems?
Yes. It integrates easily with PanelView Plus and other EtherNet/IP-based HMIs.
9. What is its power requirement?
It operates on a 24V DC industrial power supply.
10. Why is the 1769-L23E-QBFC1B widely used in industry?
Because it combines PLC processing, embedded I/O, EtherNet/IP communication, and expansion flexibility in a compact and cost-efficient automation platform.
