Product Overview

The Honeywell 51202330-200 is a specialized RAM battery charging cable designed for the Series 8 Distributed Control System (DCS) hardware family. This critical interconnect serves a vital role in system reliability by ensuring that the volatile memory (RAM) of the controller retains its configuration and application logic during power interruptions. By facilitating a stable charge path for the backup battery system, the 51202330-200 prevents data loss and ensures that the Series 8 controller can perform a warm start without needing a full program reload from the server. Its precision-molded connectors and high-grade conductive materials are specifically optimized for the low-current, high-stability requirements of industrial processor memory modules.

Hardware Specifications and Functional Parameters

• Component Designation Battery RAM Charge Interconnect

• Model Identifier 51202330-200

• System Compatibility Honeywell Series 8 DCS / C300 Environments

• Functionality Memory backup power maintenance and charging

• Connector Integrity Gold-plated or high-conductivity contact surfaces

• Insulation Class Industrial-grade thermal and chemical resistance

• Installation Type Internal controller-to-battery assembly link

• Net Weight 0.06kg

• Physical Proportions 26cm x 7cm x 2cm

• Manufacturing Origin USA

• Tariff Code (HS) 8537101190

Industrial Deployment and Site Applications

The 51202330-200 is a standard requirement for mission-critical automation infrastructures in the petrochemical, power generation, and pharmaceutical sectors. In these environments, unplanned downtime due to memory corruption is a significant risk; this 0.06kg cable ensures that the Series 8 hardware maintains its "last known good" state even during cabinet-level power cycling or maintenance. Its slim profile and 26cm length are perfectly sized for the tight internal routing found in modern Series 8 I/O and controller cabinets. Maintenance engineers specify the 51202330-200 during periodic battery replacement cycles to ensure the physical link between the charger and the RAM module remains robust, as aging cables can develop high resistance that prevents proper backup charging. By following Honeywell's precision engineering standards, this cable minimizes the risk of cold-boot failures and ensures continuous operational longevity for the entire control network.

FAQ

Q: What is the primary purpose of the 51202330-200 cable?

A: It provides the electrical path required to charge the RAM backup battery and maintain memory power when the main system voltage is lost, preventing the controller from losing its programming.

Q: Is this cable compatible with legacy Series A or Series C hardware?

A: The 51202330-200 is specifically keyed and designed for the Series 8 hardware family. You should verify the part number against your legacy hardware documentation as connector types vary between Honeywell system generations.

Q: How do I know if the battery charge cable needs replacement?

A: If your DCS reports "Battery Low" or "RAM Backup Fault" despite a new battery being installed, it may indicate that the 51202330-200 has developed a fault or oxidized contacts that are preventing a full charge from reaching the module.

Q: Does the 0.06kg mass include the battery itself?

A: No, the 0.06kg weight applies only to the specialized cable assembly. The backup battery is a separate component that connects to this cable within the Series 8 controller assembly.

Q: Can this cable be used for standard Ethernet or data communication?

A: No, this is a dedicated power and charging link for internal memory support. It is not designed for data transmission or network communication protocols.