Allen-Bradley 1756-L73 Processor Module

Allen-Bradley 1756-L73: High-Performance ControlLogix Processor

Core Specifications

• Manufacturer: Allen-Bradleys
• Model Number: 1756-L73
• Series Line: ControlLogix 5570 Controller
• User Memory: 8 MB capacity for programs
• I/O Memory: 0.98 MB dedicated to I/O processing
• Total I/O Capacity: 128,000 points maximum
• Analog I/O Limit: 4,000 points supported

Power & Performance

• Current Requirements: 800 mA at 5.1V DC
• Additional Current: 5 mA at 1.2V DC
• Power Consumption: 2.5 Watts maximum
• Heat Dissipation: 8.5 BTU per hour
• Isolation Rating: 30V continuous operation
• Task Handling: 32 simultaneous tasks
• Program Capacity: 100 programs per task

Communication Interfaces

• USB Port: One USB 2.0 at 12 Mbps speed
• Network Protocols: Ethernet/IP, DeviceNet, ControlNet
• Legacy Support: Data Highway Plus, Remote I/O
• Third-Party Integration: Multiple protocol support
• Motion Control: SERCOS interface compatibility
• Expansion Options: Works with gateways and converters

Environmental Ratings

• Operating Range: 0 to 60°C (32 to 140°F)
• Storage Range: -40 to 85°C (-40 to 185°F)
• Humidity Tolerance: 5% to 95% non-condensing
• Vibration Resistance: 2g from 10-500 Hz
• Shock Survival: 30g operating, 50g non-operating
• Enclosure Type: Open-style for chassis mounting

Common Questions

• What makes this processor suitable for large applications?
  With 128,000 I/O points and 8MB memory, it handles complex automation systems efficiently.
• Can I use this without battery maintenance?
  Yes, the energy storage technology eliminates battery replacement needs completely.
• What networks can I connect to this controller?
  It supports Ethernet/IP, DeviceNet, ControlNet, plus legacy DH+ and RIO protocols.
• How many programs can run simultaneously?
  You can execute 32 tasks with 100 programs in each task simultaneously.
• What programming options are available?
  Choose from ladder logic, structured text, function blocks, or sequential charts.
• Is immediate shipping available?
  We process orders quickly and typically ship within five business days.
• What if I need to return the product?
  We accept returns within 30 days for products meeting qualification criteria.

Ready to enhance your control system? Contact our technical sales team at: sales@nex-auto.com