51400910-100 | Honeywell EMEM 1MW Memory Board

Product Overview

The Honeywell 51400910-100 is an EMEM 1MW Memory Board (Enhanced Memory, 1 Megaword) for the Honeywell TDC 3000 distributed control system. It provides expanded memory capacity for EMPU CPU boards and enhanced operator stations, supporting larger process databases and historical data storage.

Key Specifications

• Manufacturer: Honeywell
• Part Number: 51400910-100
• Product Type: EMEM Memory Board
• System Compatibility: Honeywell TDC 3000, TPS
• Memory Capacity: 1 MW (Megaword)
• Function: Expanded memory for EMPU and enhanced stations
• Also Known As: PWB, EMEM 1MW

Applications

• Enhanced operator station memory expansion
• Large process database storage
• Historical data and trend buffering
• EMPU CPU memory complement

FAQ

Q: Is this board compatible with all TDC 3000 CPU boards?
A: It is designed primarily for EMPU CPU configurations. Verify compatibility with your specific CPU model before ordering.

Q: Can multiple EMEM boards be installed for additional memory?
A: System limitations apply; consult the TDC 3000 hardware manual for maximum memory configuration.

Q: Does memory content persist after power loss?
A: The EMEM board uses volatile memory; ensure battery backup or UPS protection for critical data retention.

Installation Guide

1. Power down the chassis and discharge static electricity.
2. Locate the memory expansion slot adjacent to the EMPU CPU.
3. Insert the 51400910-100 board carefully into the slot.
4. Secure the board and verify proper seating.
5. Power up and confirm memory recognition in system diagnostics.

Selection Tips

• Pair with the 51400901-100 EMPU CPU for optimal performance.
• Assess your process database size to determine if 1 MW is sufficient.
• For larger memory requirements, consider the QMEM series (e.g., 51401072-300).
• Ensure battery backup is functional to protect memory contents.