Shop Allen-Bradley 1785-L40C ControlNet Processor | High-Speed ControlNet

Description

Allen-Bradley 1785-L40C PLC-5/40C ControlNet Processor

High-performance ControlNet processor for advanced industrial automation. The Allen-Bradley 1785-L40C delivers powerful control with extensive I/O capacity and high-speed networking capabilities.

Technical Specifications

• Brand: Allen-Bradley (Rockwell Automation)
• Model: 1785-L40C (PLC-5/40C Processor)
• Memory: 48 Kilowords (Battery-backed)
• Max I/O: 2048 any mix; 2048 Input / 2048 Output
• Max Analog I/O: 2048 points
• Network Speed: 5 Mbps ControlNet
• Communication Ports: ControlNet, DH+, Serial (RS-232/422/423)
• Backplane Current: 3.3A at 5V DC
• Power Dissipation: 59 BTU/hour maximum
• Operating Temp: 0°C to 60°C (32°F to 140°F)
• Storage Temp: -40°C to 85°C (-40°F to 185°F)
• Scan Time: 0.5ms per K word (bit logic)
• I/O Scan Time: 3ms to 10ms (based on baud rate)
• Max I/O Racks: 61 total, 32 remote per link
• Network Update: 2-100ms user selectable
• Weight: 1.42 kg (3.1 lbs)
• Certifications: UL, CE, CSA, C-TICK

Compatibility & Installation

Compatible with 1771, 1794, 1746, and 1791 I/O systems. Installs in 1771 chassis. Supports hot backup configuration with 1785-CHBM cartridge.

Warranty & Shipping

This product includes a 12-month warranty. We ship worldwide using FedEx, UPS, and DHL for reliable delivery.

Frequently Asked Questions

• What network speed does ControlNet support?
  It supports 5 Mbps high-speed ControlNet communication.
• How much memory does it have?
  It features 48K words of battery-backed memory.
• What is the maximum I/O capacity?
  It can handle up to 2048 I/O points in any combination.
• Does it support hot backup?
  Yes, it works with the 1785-CHBM hot backup cartridge.
• What communication protocols are available?
  ControlNet, Data Highway Plus, and serial communication.

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