Allen-Bradley 1785-L11B/C PLC-5/11 Processor Module
The Allen-Bradley 1785-L11B/C is a PLC-5/11 processor module designed to deliver reliable and efficient control for industrial automation systems. This standard processor is equipped with 8K words of user memory, providing ample space for complex control programs.
Key Features
- Memory: 8 Kilowords of battery-backed static RAM, ensuring data retention during power interruptions.
- I/O Capacity: Supports up to 512 I/O points in any mix, or 384 inputs and 384 outputs in a complementary configuration, offering flexibility for various applications.
- Communication Ports: Includes one RS-232-C/422-A/423-A port for versatile communication options.
- Expansion Capability: Features a control coprocessor expansion port, allowing for enhanced processing power when needed.
- Backup Options: Supports EEPROM program backup using modules such as 1785-ME16, -ME32, -ME64, and -M100, facilitating secure program storage and recovery.
Performance Specifications
- I/O Scan Time Per Rack: 10 ms at 57.6 kbit/s, 7 ms at 115.2 kbit/s, and 3 ms at 230.4 kbit/s, ensuring timely processing of I/O operations.
- Maximum I/O Chassis: Supports up to 5 I/O chassis in total, with 4 universal remote chassis, providing scalability for expanding systems.
- Backplane Current Load: 2.3 Amps at 5 Volts, indicating efficient power consumption.
- Power Dissipation: Approximately 12 Watts, contributing to energy-efficient operation.
The 1785-L11B/C processor module is engineered to meet the demands of diverse industrial environments, offering robust performance and adaptability for complex control tasks.
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