1785-L20C Allen-Bradley ControlNet Processor Module

Overview and Features

• Module Type: ControlNet Processor Module
• Brand: Allen-Bradley
• Manufacturer: Rockwell Automation
• Part Number/Catalog No.: 1785-L20C
• Max Total I/O: 512 (any mix), or 512 in and 512 out (complementary)
• Max MCPs: 16
• Max Analog I/O: 512
• 1 Serial Port: Yes
• 1 Coprocessor Port: Yes
• Control Coprocessor Expansion Port: Yes
• Max I/O Chassis Total: 13
• Max I/O Chassis Universal Remote: 12
• Max I/O Chassis Extended Local: 0

Technical Specifications

• Program Scan Time:
  • Typical: 2 ms per K word
  • Bit Logic: 0.5 ms per K word
• I/O Scan Time Per Rack:
  • 10 ms at 57.6 kbits/s
  • 7 ms at 115.2 kbits/s
  • 3 ms at 230.4 mbits/s
• Series: D