The Allen-Bradley MicroLogix 1500 1764-MM2RTC memory module, by Rockwell Automation, enhances PLC functionality with 16 Kb memory and an integrated real-time clock. Despite its IP20 enclosure and compatibility with select MicroLogix controllers (1764-LSP/LRP), this obsolete product supported automatic loading and was configurable with RSLogix 500. Manufacturer Rockwell Automation Brand Allen-Bradley Product Family MicroLogix Function Memory Module with RTC Series MicroLogix 1500 Memory 16 Kb Part Number/Catalog No. 1764-MM2RTC Additional Features Real-Time Clock Enclosure Type IP20 Compatible Controllers 1764-LSP; 1764-LRP Output Source Relay Port and DC FET Supported Base Units 1764-AWA; 1764-BWA; 1764-BXB Product Lifecycle Status* Discontinued/Obsolete Operating Temperature 0-55 deg.C Support automatic loading Yes Clock Accuracy 0°C (+32°F)+34 to -70 seconds/month+25°C (+77°F)+36 to -68 seconds/month+40°C (+104°F)+29 to -75 seconds/month+55°C (+131°F)-133 to -237 seconds/month Product Lifecycle Discontinued Configuration Software RSLogix 500
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