1747-M11 Allen Bradley SLC 500 Flash EEPROM Memory Module

Product Description

The Allen Bradley 1747-M11 is a flash memory module designed for the SLC 500 series. It provides non-volatile storage for program backup and recovery, ensuring reliable operation in industrial automation systems. With EEPROM technology, this module supports up to 8 KB of program memory and 1,000 instructions, while also integrating seamlessly with SLC 5/05 processors for extended user memory capacity.

Technical Specifications

• Manufacturer: Allen Bradley

• Category: PLCs

• Product Line: SLC 500

• Part Number: 1747-M11

• Product Type: Flash Memory Module

• Weight: 0.25 lbs (0.11 kg)

• Module Type: Memory Module Adapter

• Memory Capacity: 8 KB, supports 1,000 instructions

• Memory Type: EEPROM (non-volatile)

• User Memory Supported: Up to 64,000 words with processor integration

• Program Scan Time: 0.9 ms per K

• I/O Scan Time: 0.225 ms

• I/O Chassis Supported: 3

• Chassis Module Slots: 30

• Communication Interfaces: Ethernet, RS-232

• Backup Memory: Flash-based storage

Application Scenarios

• Provides secure program backup for SLC 500 processors

• Ensures recovery of automation programs after power loss or system reset

• Suitable for distributed control systems requiring non-volatile memory

FAQ

Q: What type of memory does the 1747-M11 use?  A: It uses EEPROM flash memory for non-volatile program storage.

Q: How much memory capacity is available?  A: 8 KB of memory supporting up to 1,000 instructions.

Q: Is this module compatible with SLC 5/05 processors?  A: Yes, it integrates with SLC 5/05 processors and supports extended user memory.

Comparison with Similar Models

• 1747-M11: 8 KB EEPROM flash memory, program backup capability

• 1747-M13: Larger memory capacity, extended program storage

• 1747-M12: Mid-range option with moderate memory size