Allen Bradley 1785-L30B Ser C PLC Processor Module

The Allen-Bradley 1785-L30B Series C is a PLC-5 processor module, designed to provide high-performance control capabilities in industrial automation systems. This processor supports distributed control architectures, enabling efficient management of I/O, communication, and data processing in complex manufacturing and process automation environments.

Technical Specifications

  • Manufacturer: Allen-Bradley (Rockwell Automation)
  • Model: 1785-L30B Series C
  • Processor Type: PLC-5/30 Processor
  • User Memory: 32K words (SRAM, battery-backed)
  • Total I/O Capacity: Supports up to 512 digital I/O points
  • Analog I/O Capacity: Up to 512 analog input/output points
  • Communication Ports:
    • 1 Data Highway Plus (DH+) port
    • 1 RS-232-C configurable serial port
    • 1 Remote I/O (RIO) port
  • Backplane Current Load: 2.3A at 5V DC
  • Programming Language: Ladder Logic
  • Mounting Type: Chassis-mounted (fits in a 1771 I/O chassis)
  • Operating Temperature Range: 0°C to 60°C (32°F to 140°F)
  • Certifications: UL, CE, CSA, Class I Div 2 Hazardous Location Approval

Key Features

  • Reliable PLC-5 processing for advanced industrial automation
  • Supports up to 512 digital and analog I/O points for scalable applications
  • Integrated communication via DH+, RS-232, and RIO for seamless system integration
  • Battery-backed SRAM for program retention during power loss
  • Compatible with legacy 1771 I/O modules, reducing upgrade costs
  • Supports remote I/O expansion for distributed control architectures
  • Modular design allows for easy expansion and future upgrades

Compatible Allen-Bradley Components

  • Allen-Bradley 1771 I/O modules (Digital, Analog, and Specialty I/O)
  • Allen-Bradley 1785-ME series memory modules for expanded program storage
  • Allen-Bradley PanelView HMIs for operator interface applications
  • Allen-Bradley 1771 Chassis and Power Supplies
  • Compatible with RSLogix 5 programming software

Industry Applications

  • Factory automation and machine control
  • Process automation for oil, gas, and chemical industries
  • Material handling and conveyor control systems
  • Water and wastewater treatment plant automation
  • Power generation and energy management

Installation & Operational Notes

  • Ensure correct power supply requirements to avoid voltage fluctuations
  • Properly configure communication ports for integration with DH+, RIO, or serial networks
  • Use RSLogix 5 software for programming and diagnostics
  • Regularly check battery status for memory retention reliability
  • Follow Allen-Bradley installation guidelines for optimal system performance

We ship this product worldwide! Delivery is normally stock.

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