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The Allen Bradley 1769-L24ER-QBFC1B is a compact programmable automation controller designed for industrial automation, machine control, and integrated manufacturing systems. This controller belongs to the CompactLogix 5370 series and combines high-speed processing capability, embedded Ethernet communication, integrated digital and analog I/O, and motion control support into a single compact platform.
The controller is engineered for industrial environments that require stable real-time performance, reliable communication capability, and flexible expansion architecture. It is widely used in packaging equipment, material handling systems, conveyor automation, assembly machinery, food processing systems, and medium-scale industrial production lines.
One of the major advantages of the 1769-L24ER-QBFC1B is its highly integrated structure. The controller includes embedded digital inputs, digital outputs, analog inputs, analog outputs, and dual Ethernet communication ports, reducing the need for external modules and minimizing wiring complexity.
Its compact housing allows installation in limited cabinet spaces while still maintaining strong automation performance. The controller supports expansion through Compact I/O modules, making it suitable for automation systems requiring future scalability.
The integrated dual Ethernet/IP communication ports provide efficient connectivity with industrial HMIs, servo drives, distributed I/O systems, industrial sensors, SCADA systems, and factory communication networks.
Because of its balanced performance, durable industrial design, and flexible system architecture, the 1769-L24ER-QBFC1B remains a popular controller for machine builders, system integrators, and manufacturing facilities.
| Item | Description |
|---|---|
| Brand | Allen Bradley |
| Product Type | Compact Programmable Automation Controller |
| Product Category | Industrial PLC Controller |
| Main Function | Machine and Process Automation |
| Communication Architecture | Ethernet/IP |
| Typical Industries | Manufacturing, Packaging, Logistics |
| Installation Method | DIN Rail or Panel Mount |
| Item | Description |
|---|---|
| Product Series | CompactLogix 5370 Series |
| Controller Family | CompactLogix |
| System Architecture | Modular Compact Automation Platform |
| Supported Expansion | 1769 Compact I/O Modules |
| Communication Capability | Dual Embedded Ethernet/IP |
| Programming Software | Studio 5000 |
| Motion Capability | Integrated Motion Support |
| Application Scope | Medium Industrial Automation Systems |
| Parameter | Details |
|---|---|
| Model | 1769-L24ER-QBFC1B |
| Controller Type | CompactLogix Programmable Automation Controller |
| User Memory | 0.75 MB |
| Nonvolatile Memory | 1 GB SD Card Support |
| Embedded Digital Inputs | 16 Inputs |
| Embedded Digital Outputs | 16 Outputs |
| Embedded Analog Inputs | 4 Inputs |
| Embedded Analog Outputs | 2 Outputs |
| Communication Ports | Dual Ethernet/IP Ports |
| Ethernet Speed | 10/100 Mbps |
| USB Port | Yes |
| Serial Communication | No |
| Supported I/O Expansion | 1769 Compact I/O |
| Maximum Local I/O Modules | 16 Modules |
| Motion Capability | Up to 4 Axes Motion |
| Programming Software | Studio 5000 |
| Operating Voltage | 24V DC |
| Voltage Range | 20.4V DC to 26.4V DC |
| Current Consumption | Approximately 1.1 A |
| Isolation | Industrial Electrical Isolation |
| Power Supply Type | Integrated |
| Real-Time Clock | Integrated |
| Battery Backup | Supported |
| LED Indicators | Diagnostic and Communication LEDs |
| Mounting Method | DIN Rail or Panel Mount |
| Wiring Type | Removable Terminal Blocks |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Relative Humidity | 5% to 95% Non-condensing |
| Shock Resistance | Industrial Grade |
| Vibration Resistance | Industrial Grade |
| Protection Class | Open Industrial Equipment |
| Dimensions | 140 mm × 110 mm × 87 mm |
| Weight kg | Approximately 0.78 kg |
| Communication Protocol | Ethernet/IP |
| Firmware Upgrade Support | Yes |
| Industrial Certifications | UL, CE, CSA |
The 1769-L24ER-QBFC1B integrates processor functionality, Ethernet communication capability, digital I/O, and analog I/O within one compact controller structure.
This highly integrated design reduces external hardware requirements and simplifies system installation.
The controller is especially suitable for machine builders seeking to reduce panel size and installation complexity while maintaining strong automation performance.
The controller delivers stable real-time processing capability for industrial automation systems involving machine synchronization, process sequencing, communication management, and motion coordination.
Its fast processing performance improves machine response speed and increases production efficiency.
The controller can simultaneously manage logic control, analog signal processing, communication tasks, and motion functions without compromising operational stability.
The integrated dual Ethernet ports allow direct communication with HMIs, industrial drives, remote I/O systems, supervisory systems, and factory networks.
The dual-port architecture simplifies machine networking and improves industrial communication reliability.
The Ethernet/IP capability also supports centralized monitoring, remote diagnostics, and efficient data exchange across industrial automation systems.
The controller includes embedded digital and analog I/O functionality, reducing the need for additional external modules.
This integrated architecture lowers wiring costs, improves installation efficiency, and reduces overall cabinet complexity.
The analog capability allows direct connection with process sensors, transmitters, and analog control devices.
The 1769-L24ER-QBFC1B supports expansion through Compact I/O modules, allowing users to customize automation systems according to production requirements.
Additional analog modules, communication modules, specialty I/O modules, and temperature modules can be integrated easily.
This scalability protects long-term automation investment and improves future system flexibility.
The controller is designed for demanding industrial environments involving electrical noise, vibration, fluctuating temperatures, and continuous machine operation.
Its industrial-grade design improves operational reliability and minimizes maintenance requirements.
The durable construction contributes to long service life and stable production performance.
The controller is widely used in filling systems, labeling machines, wrapping equipment, carton handling systems, and automated packaging lines.
Its fast processing capability supports accurate machine synchronization and efficient product handling.
The 1769-L24ER-QBFC1B is commonly installed in warehouse automation systems, palletizing systems, conveyor networks, and industrial logistics equipment.
The controller coordinates machine sequencing, material movement, and industrial sensor feedback.
The controller supports process automation in food manufacturing facilities and beverage production systems.
Its integrated analog and digital I/O capability simplifies process monitoring and production control integration.
Automotive production facilities use the controller for assembly systems, robotic workstations, automated testing systems, and industrial conveyor applications.
Its stable processing capability improves manufacturing precision and production consistency.
The controller is also suitable for pumping systems, filtration equipment, utility monitoring systems, and infrastructure automation applications.
The Ethernet communication capability supports centralized operation and remote supervision.
| Advantage | Detailed Description |
|---|---|
| Integrated Analog and Digital I/O | Reduces external module requirements |
| Compact Controller Design | Saves cabinet installation space |
| Dual Ethernet Communication | Simplifies industrial networking |
| High-Speed Processing | Improves machine response performance |
| Motion Control Capability | Supports synchronized machine systems |
| Flexible Modular Expansion | Supports scalable automation architecture |
| Reliable Industrial Durability | Stable operation under harsh conditions |
| Reduced Wiring Complexity | Integrated design lowers installation workload |
| Easy Maintenance | Diagnostic LEDs simplify troubleshooting |
| Efficient Communication Performance | Stable industrial Ethernet connectivity |
| Long Operational Lifespan | Durable industrial-grade construction |
| Versatile Application Capability | Suitable for multiple industrial industries |
| Parameter | 1769-L24ER-QBFC1B | 1769-L24ER-QB1B | 1769-L27ERM-QBFC1B | 1769-L30ER | 1769-L33ER | 1769-L18ER-BB1B |
|---|---|---|---|---|---|---|
| Controller Series | CompactLogix 5370 | CompactLogix 5370 | CompactLogix 5370 | CompactLogix 5370 | CompactLogix 5370 | CompactLogix 5370 |
| User Memory | 0.75 MB | 0.75 MB | 1 MB | 1 MB | 2 MB | 1 MB |
| Ethernet Ports | Dual | Dual | Dual | Dual | Dual | Dual |
| Integrated Analog I/O | Yes | No | Yes | No | No | No |
| Motion Capability | 4 Axes | 4 Axes | 8 Axes | 8 Axes | 16 Axes | 2 Axes |
| Integrated I/O | Yes | Yes | Yes | No | No | Yes |
| Maximum Expansion Modules | 16 | 16 | 16 | 30 | 30 | 16 |
| Dimensions | 140×110×87 mm | 140×110×87 mm | 140×110×87 mm | 145×145×90 mm | 145×145×90 mm | 118×70×87 mm |
| Weight kg | 0.78 kg | 0.72 kg | 0.75 kg | 0.90 kg | 1.00 kg | 0.50 kg |
| Main Application | Integrated Automation | Machine Control | Motion Systems | Large Automation | Advanced Systems | Compact Machines |
The 1769-L24ER-QB1B is a compact controller with integrated digital I/O designed for medium-scale machine automation systems requiring dual Ethernet communication and motion support capability.
The 1769-L27ERM-QBFC1B is developed for advanced motion synchronization applications involving servo coordination and high-speed machine automation.
The 1769-L30ER is a modular CompactLogix controller platform suitable for distributed industrial automation systems requiring larger I/O expansion capability.
The 1769-L33ER offers higher memory capacity and improved processing capability for complex automation systems involving multiple industrial communication devices.
The 1769-L18ER-BB1B is a compact controller suitable for smaller machine automation applications requiring integrated Ethernet communication and compact installation.
| Parameter | 1756-L81E | 5069-L310ER | 1734-AENTR | 1769-IF8 | 2080-LC50-48QWB |
|---|---|---|---|---|---|
| Product Type | ControlLogix Controller | CompactLogix Controller | POINT I/O Adapter | Analog Input Module | Micro PLC Controller |
| Series | ControlLogix 5580 | CompactLogix 5380 | POINT I/O | Compact I/O | Micro800 |
| Communication | Ethernet/IP | Ethernet/IP | Ethernet/IP | Backplane | Ethernet |
| User Memory | 3 MB | 2 MB | Adapter Based | N/A | Embedded |
| Motion Capability | Advanced Motion | Integrated Motion | Distributed I/O | N/A | Basic Motion |
| Mounting Method | Chassis Mount | DIN Rail | DIN Rail | DIN Rail | DIN Rail |
| Operating Temperature | 0°C to 60°C | 0°C to 60°C | -20°C to 55°C | 0°C to 60°C | 0°C to 55°C |
| Dimensions | 145×145×90 mm | 150×130×90 mm | 75×35×118 mm | 118×87×35 mm | 90×130×80 mm |
| Weight kg | 1.10 kg | 1.20 kg | 0.15 kg | 0.32 kg | 0.70 kg |
| Main Function | Large Automation Systems | Advanced Machine Control | Distributed I/O Communication | Analog Monitoring | Small Automation Systems |
| Parameter | 1769-L24ER-QBFC1B | 1769-L24ER-QB1B | 1769-L27ERM-QBFC1B |
|---|---|---|---|
| User Memory | 0.75 MB | 0.75 MB | 1 MB |
| Integrated Analog I/O | Yes | No | Yes |
| Ethernet Ports | Dual | Dual | Dual |
| Motion Capability | 4 Axes | 4 Axes | 8 Axes |
| Integrated Digital I/O | Yes | Yes | Yes |
| Maximum Expansion Modules | 16 Modules | 16 Modules | 16 Modules |
| Suitable Applications | Integrated Automation | Machine Automation | Motion Systems |
| Dimensions | 140×110×87 mm | 140×110×87 mm | 140×110×87 mm |
| Weight kg | 0.78 kg | 0.72 kg | 0.75 kg |
The 1769-L24ER-QBFC1B remains highly popular because it combines controller processing, integrated analog and digital I/O, dual Ethernet communication, and motion support within one compact automation platform.
Industrial users appreciate the controller for its ability to reduce installation complexity while maintaining strong automation capability and reliable industrial performance.
The integrated analog functionality minimizes the need for additional expansion modules, reducing wiring costs and simplifying control cabinet layouts.
Its compatibility with Compact I/O modules also allows future system expansion without major redesign.
The controller’s compact structure, scalable architecture, stable communication capability, and durable industrial construction make it highly suitable for modern machine automation systems and manufacturing facilities.
The Allen Bradley 1769-L24ER-QBFC1B is a compact and high-performance CompactLogix programmable automation controller designed for industrial machine control and integrated automation applications.
It combines high-speed processing capability, integrated analog and digital I/O, dual Ethernet communication, motion support, modular expansion capability, and industrial durability within a compact controller platform.
The controller is widely used in packaging systems, conveyor automation, food production systems, material handling equipment, automotive manufacturing applications, and industrial utility systems.
Its integrated architecture, reliable communication capability, flexible scalability, and strong industrial performance make it one of the most practical CompactLogix controllers for medium-sized industrial automation systems.