The Allen-Bradley 1771-DBMEM2 Memory Module is an essential enhancement for the PLC 5 1771-DB Basic Module, offering a 32-KB EEPROM designed to expand user memory capabilities. This module provides robust communication interfaces with RS-232, RS-422, and RS-485 devices, facilitating seamless integration with PLC-5 processors and supporting remote connectivity via DH-485 networks. With its 500V DC isolation voltage, 32-KB battery-backed RAM, and 24-KB user-available memory, the 1771-DBMEM2 ensures data integrity and reliability. Additionally, it efficiently handles complex calculations and remote device communications while featuring BASIC and C programming compatibility. Its block-transfer capability streamlines data transfers between the processor and the module, reducing programming overhead and enhancing operational efficiency.
