Honeywell 51202705-153 CC-KREB02 Redundancy Extension Board Configured for redundancy communication and data synchronization in the Honeywell Experion PKS platform, the...
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Configured for redundancy communication and data synchronization in the Honeywell Experion PKS platform, the Honeywell 51202705-153 (CC-KREB02 Redundancy Extension Board) provides direct physical and electrical execution. It transfers synchronization data between redundant controller or I/O modules to support continuous hardware state replication and online module replacement.
Suffix Breakdown & Model Matrix
The available documentation identifies a single catalog number and does not define an official suffix matrix or ordering breakdown.
Parameter
Specification
Model
51202705-153 (CC-KREB02)
Brand
Honeywell
Origin
Not specified
Module Type
Redundancy Extension Board
System Compatibility
Honeywell Experion PKS, Series C I/O, C300 Controller architecture, TDC 3000
Function
Redundancy communication and synchronization between redundant modules
Data Transfer
High-speed, low-latency synchronization
Mounting
Direct chassis, IOLIM, or IOTA installation
Hot Swap
Supported for online replacement
Operating Temp
-40 deg C to +70 deg C
Storage Temp
-40 deg C to +85 deg C
Relative Humidity
5 % to 95 % RH, non-condensing
Conformal Coating
Optional configuration
Dimensions
Standard Honeywell Series C form factor
Weight
Not specified
Power Consumption
Not specified
Channel-to-Channel Isolation Considerations
Within the Experion Series C architecture, channel-to-channel isolation is implemented at the associated I/O subsystem where applicable rather than by the redundancy extension board itself. The CC-KREB02 exchanges synchronization data between redundant hardware while maintaining separation of redundancy communication from field signal processing. Field signal isolation characteristics remain dependent on the connected I/O modules and termination assemblies.
Frequently Asked Questions
Q: Does the CC-KREB02 support replacement while the control system remains in operation? A: Yes. The available documentation specifies hot-swap capability for online replacement when the system is configured for redundant operation and maintenance procedures are followed.
Q: Does the board process field analog or digital signals? A: No. Its primary function is redundancy communication and synchronization between redundant controller or I/O hardware. Field signal acquisition and output functions remain the responsibility of the associated I/O modules.
Q: Is a firmware upgrade required for installation of the board itself? A: The provided documentation does not specify a firmware requirement. Compatibility should be verified against the installed Experion PKS release and Series C hardware revision before installation.
Field Installation Guidelines
De-energize the affected hardware unless online replacement is permitted by the installed redundancy configuration and maintenance procedure.
Verify the catalog number and hardware revision before inserting the board into the designated chassis or termination assembly.
Ensure connectors are fully seated and locking mechanisms are engaged before restoring normal operation.
Route redundancy communication cables separately from high-energy power wiring to minimize electromagnetic interference.
Follow plant grounding practices and terminate cable shields according to the Experion Series C installation documentation.
After installation, confirm redundancy synchronization and hardware status using the system diagnostic interface before returning the equipment to service.
