Product Description
Product Overview
- Manufacturer: Allen-Bradley
- Model/Part Number: 1769-L37ERMS
- Series: Compact GuardLogix™
- Type: Compact GuardLogix CPU with 4MB standard + 1.5MB safety memory
-
Description:
- Integrated Safety Functionality
- Dual Ethernet with Device Level Ring (DLR) capability
- Supports up to 30 local I/O expansion modules
- 64 Ethernet/IP Nodes
- 16 Axis CIP motion with Kinematics function
- Ships with 1GB SD card (supports up to 2GB SD card)
Key Features
-
Integrated Standard and Safety Memory:
- 4MB Standard Memory
- 1.5MB Safety Memory
- Supports Integrated Safety for Functional Safety Applications
- Dual Ethernet/IP ports with DLR for network redundancy
- Supports up to 16 Axis CIP motion with Kinematics
- Supports up to 64 Ethernet/IP nodes for distributed control
- Compact and modular design with 30 I/O expansion capability
Technical Specifications
Memory & I/O
- Standard Memory: 4MB
- Safety Memory: 1.5MB
- Maximum I/O Module Banks: 3
- Maximum Local I/O Expansion: 30 modules
Communication & Connectivity
-
Communication Ports:
- Dual Ethernet/IP with DLR
- USB for programming and firmware updates
- EtherNet/IP Nodes Supported: 64
- Embedded Safety Features: Supports GuardLogix safety functions
Power & Electrical Ratings
-
Backplane Current Draw:
- 850mA @ 5V DC
- 700mA @ 24V DC
- Power Dissipation (Max): 6.5W
Environmental Ratings
-
Isolation Voltage: 50V Basic Insulation Type
- Tested at 500V AC for 60s (System to Communication Ports)
- Operating Temperature: 0°C to +60°C (32°F to 140°F)
- Storage Temperature: -40°C to +85°C (-40°F to 185°F)
- Relative Humidity: 5% to 95% (non-condensing)
Physical & Mounting Specifications
- Weight: 0.54 kg (1.18 lb)
- Module Width: 89.00 mm (3.50 in.)
-
Mounting Options:
- DIN Rail
- Panel Mount
- Panel Mounting Screw Torque: 1.1 – 1.8 N•m (10 – 16 lb•in) using M4 or #8 screws
Power Supply Compatibility
-
Compatible Power Supplies:
- 1769-PA2
- 1769-PB2
- 1769-PA4
- 1769-PB4
Applications
- Safety-Critical Industrial Automation Systems
- Machine Control with Integrated Safety Functions
- Networked and Distributed Control Environments
- Motion Control with Integrated Kinematics for Robotics & CNC
- Manufacturing, Packaging, and Process Automation