Overview
The Rockwell Automation Allen-Bradley 1769-L27ERM-QBFC1B is a CompactLogix 5370 L2 series programmable automation controller designed for high-performance machine control applications. It combines EtherNet/IP communication, motion-ready capabilities, and integrated I/O in a compact architecture suitable for coordinated motion, packaging, and advanced manufacturing systems.
General Information
Part Number: 1769-L27ERM-QBFC1B
Manufacturer: Rockwell Automation (Allen-Bradley)
Series: CompactLogix 5370 L2
Product Type: Programmable Automation Controller (PAC)
Country of Origin: United States
Integrated I/O: Embedded digital input/output onboard
Programming Software: Studio 5000 Logix Designer
Primary Application: Machine control, motion control, and EtherNet/IP automation
Mounting Type: DIN rail installation
Power Specifications
Input Voltage: 24 V DC nominal
Operating Power: Low-power industrial controller design
Power Source: External 24 V DC supply
Protection: Reverse polarity and transient voltage protection
Efficiency: Optimized for stable performance in control cabinet environments
Communication & Interface
EtherNet/IP Ports: Dual embedded Ethernet ports with switch functionality
Industrial Protocol: EtherNet/IP real-time control and motion communication
Configuration Access: Ethernet-based programming, diagnostics, and firmware management
System Integration: Supports distributed I/O, drives, and motion devices
Diagnostics: LED indicators for link status, activity, and fault monitoring
Environmental
Operating Temperature: 0 to 60 °C
Storage Temperature: −40 to 85 °C
Humidity: 5% to 95% non-condensing
Vibration Resistance: Industrial-grade machine environment tolerance
Protection Rating: IP20 (control cabinet installation required)
Pollution Degree: 2 (industrial indoor environments)
Dimensions & Weight
Dimensions (H × W × D): 140 × 105 × 118 mm
Weight: 0.9 kg
Built for precision control — performance that keeps production moving forward!