Product Overview

The Honeywell CC-SCMB05 is a specialized safety and data integrity component engineered specifically for the Experion PKS C300 controller series. This Memory Backup Module functions as a high-reliability energy reservoir, ensuring that the controller’s volatile memory—containing critical process strategies, runtime variables, and configuration data—is preserved during primary power interruptions. Unlike standard consumer batteries, the CC-SCMB05 is an industrial-grade assembly designed for seamless integration into the C300 hardware stack, providing the deterministic protection required for Distributed Control Systems (DCS) in high-stakes process environments.

(Note: While some legacy documentation erroneously conflates this with pressure transmitters, the CC-SCMB05 is strictly a memory preservation module for Series C control hardware.)

Critical Hardware Parameters and System Specifications

• Model Identification: CC-SCMB05

• System Compatibility: Honeywell Experion PKS C300 Controllers

• Functional Role: Non-volatile data retention and RAM backup

• Installation Type: Plug-in module for Series C I/O and Controller rows

• Operating Temperature Range: -40°C to +70°C

• Hardware Lifecycle: Active support for legacy and modern DCS architectures

• Product Weight: 0.4 kg

• Physical Dimensions: 24 x 18.8 x 6.5 cm

• HS Code: 8537101190

• Country of Origin: USA

Industrial Reliability and Operational Use Cases

In the event of a total plant power failure or a localized cabinet electrical fault, the CC-SCMB05 serves as the final line of defense for the controller's logic state. It is primarily deployed in oil refineries, chemical plants, and pharmaceutical facilities where a "cold start" (loss of memory) could result in hours of downtime or hazardous process conditions. By maintaining the RAM contents, the module allows the C300 controller to perform a "warm start" once power is restored, resuming control exactly where it left off. Its robust design is vibration-resistant, ensuring that it remains securely connected even in the high-frequency environments of heavy machinery rooms or offshore platforms.

FAQ

Q: How often should the CC-SCMB05 module be replaced?

A: To ensure maximum reliability, Honeywell typically recommends a proactive replacement cycle every 3 to 5 years, depending on the ambient temperature of the control cabinet.

Q: Will the C300 controller trigger an alarm if this module fails?

A: Yes, the Experion PKS system monitors the health of the CC-SCMB05. If the backup capacity drops below a safe threshold, a "Battery Low" or "Backup Module Fault" alarm will be generated in the operator’s HMI.

Q: Is the CC-SCMB05 hot-swappable?

A: Yes, the module can be replaced while the controller is powered by the primary supply. However, care should be taken to ensure the system is not in a power-fail state during the swap, as the memory will not be protected while the module is removed.

Q: Does this module require specialized configuration software?

A: No, the CC-SCMB05 is a hardware-level backup device. Once plugged into the C300 interface, it is automatically recognized and managed by the controller’s internal power management firmware.

Q: Can this module be used with Series A or Series M hardware?

A: No, the CC-SCMB05 is specifically keyed and designed for the Series C form factor used by the C300 and associated PKS hardware.