Overview
The Rockwell Automation Allen-Bradley 1769-L33ERMS is a CompactLogix 5370 L3 safety controller designed for integrated machine safety and standard automation control. It combines EtherNet/IP communication, motion-ready performance, and SIL 3 / PLe safety capabilities in a compact architecture suitable for modern industrial machines.
General Information
Part Number: 1769-L33ERMS
Manufacturer: Rockwell Automation (Allen-Bradley)
Series: Compact GuardLogix / CompactLogix 5370 L3
Product Type: Safety Programmable Automation Controller (PAC)
Country of Origin: United States
Integrated Safety: SIL 3 / PLe safety-rated control
Integrated I/O: Supports 1769 Compact I/O expansion modules
Programming Software: Studio 5000 Logix Designer
Primary Application: Safety automation, machine control, and EtherNet/IP systems
Mounting Type: DIN rail installation
Power Specifications
Input Voltage: 24 V DC nominal
Operating Power: Low-power safety controller architecture
Power Source: External 24 V DC supply
Protection: Reverse polarity and transient voltage protection
Efficiency: Stable thermal design for industrial safety systems
Communication & Interface
EtherNet/IP Ports: Dual integrated Ethernet ports with switch capability
Industrial Protocol: EtherNet/IP real-time control and safety communication
Safety Protocol: CIP Safety over EtherNet/IP
Configuration Access: Ethernet-based programming and diagnostics
System Integration: Supports safety I/O, standard I/O, drives, and HMI systems
Diagnostics: LED indicators for safety status, network link, 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 machine environment rated
Protection Rating: IP20 (requires enclosure installation)
Pollution Degree: 2 (industrial indoor environments)
Dimensions & Weight
Dimensions (H × W × D): 132 × 89 × 105 mm
Weight: 0.54 kg
Safe control, seamless performance — built for demanding automation systems!