Allen-Bradley | 1785-L46B Controller Module

Allen-Bradley 1785-L46B PLC-5/46 Controller

This robust industrial controller delivers secure and reliable automation for medium to large-scale applications. The Allen-Bradley 1785-L46B features protected memory and extensive communication capabilities.

Technical Specifications

• Processor Type: PLC-5/46 with Protected Memory
• Memory Capacity: 48K Words (Expandable to 100K)
• I/O Capacity: 2048 points (any mix)
• Maximum I/O: 2048 Input + 2048 Output
• Communication Ports: 4 DH+/RIO + 1 RS-232/422/423
• Scan Times: 0.5ms/KWord to 10ms @ 57.6kbps
• Chassis Support: 61 total chassis (32 remote per link)
• Power Requirements: 3.0A @ 5V DC, 17.3W dissipation
• Operating Temperature: 0-60°C industrial range
• Shock Resistance: 30G operational rating
• Weight:1.36kg

Communication Features

• DH+ Ports: 4 ports for network connectivity
• Serial Port: RS-232/422/423 flexible interface
• Data Rates: Up to 230.4kbps high-speed communication
• Protocols: Multiple industrial protocols supported
• Networking: Distributed control capability

Memory & Security

• Base Memory: 48K Words standard
• Expansion: Expandable to 100K Words maximum
• Protection: Secure protected memory feature
• Backup: Battery-backed memory option
• Security: Program protection capabilities

Performance Features

• Multiple addressing mode support
• High-speed scan execution
• Wide I/O module compatibility
• Flexible chassis configuration
• Reliable industrial operation

Installation Requirements

• Mounting: Standard 1771 chassis compatible
• Power Supply: Compatible 1771 power modules
• Environment: Industrial operating conditions
• Clearance: Adequate ventilation space required
• Wiring: Proper grounding and shielding

Environmental Ratings

• Temperature: 0-60°C operating range
• Humidity: 5-95% non-condensing
• Shock: 30G operational shock resistance
• Vibration: Industrial vibration tolerance
• Altitude: Up to 2000 meters operation

Industrial Applications

• Industrial process control systems
• Manufacturing automation lines
• Material handling equipment
• Batch processing operations
• Machine control applications

Certifications & Compliance

• UL Listed for safety
• CSA Certified for Canada
• CE Marked for Europe
• C-TICK for Australia
• Industrial standards compliance

Package Contents

• PLC-5/46 Controller unit
• Installation documentation
• Technical specifications
• Compliance certificates

Warranty & Support

• 12-month manufacturer warranty
• Technical support available
• Installation guidance provided
• Quality assurance guaranteed