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Technical specifications for CP451-10 S2
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Manufacturer:Yokogawa
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Product Category:DCS Systems
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Spare Part Number:CP451-10 S2
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Estimated shipping dimensions:3.2x14.4x19.9cm
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Weight:0.74 kg
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Tariff Code:8537101190
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Counliy of origin:Japan
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Processor module:CP451
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Host FCU:AFV10S / AFV10D
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Processor:VR5432, 133 MHz
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Main memory:32 Mbyte
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Memory backup:Battery; maximum 72 hours
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Battery recharge:Minimum 48 hours
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Redundant configuration:Two CP451 modules
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Vnet/IP interface:Dual-redundant
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Maximum node units:14 per FCU
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Maximum ESB node units:9 per FCU
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Style requirement for SEM:Style 2 or later
Information
Overview
Manuals
Common Applications
Product Precautions
CP451-10 S2 provides the processor function for an AFV10-series CENTUM VP Field Control Unit and supports a two-module redundant configuration.
- Executes the CENTUM VP field-control application
- Supports a two-processor redundant FCU arrangement
- Coordinates configured ESB and ER bus node-unit communications
- Maintains battery-backed control memory during an approved outage
The processor operates with the AFV10S or AFV10D FCU, associated power modules and configured ESB or ER bus interfaces. Commissioning includes identity, partner-module state, control software, Vnet/IP path, node-unit recognition and controlled process-function verification.
Important Notice: Confirm CP451-10 S2, AFV10S or AFV10D host, processor partner, hardware style, power modules, Vnet/IP network, ESB/ER interfaces, CENTUM VP software and database versions, time synchronization, SEM requirement and controlled process-test results before commissioning.
Apter Power CP451-10 S2 Manuals and Guides
- Apter Power CP451-10 S2 Processor and FCU Technical Reference PDF
- Apter Power CP451-10 S2 Redundancy and Commissioning Workbook PDF
Use these Apter Power reference materials with current manufacturer instructions and installed-system records. Confirm model, document revision and scope; a guide or blank workbook is not evidence that the offered unit has passed inspection.
CENTUM VP process-control execution
Runs field-control strategies for an AFV10-series control station.
Redundant controller maintenance
Restores one CP451 processor position while preserving the approved partner state.
Distributed I/O coordination
Coordinates configured ESB or ER bus node units through the FCU architecture.
Sequence-of-events support
Supports SEM use when the installed FCU hardware meets the documented style requirement.
Read the applicable Yokogawa installation instructions before work. Verify CP451-10 S2, the installed host system and all configured field interfaces before isolation, wiring or commissioning.
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Confirm the full CP451-10 S2 marking, hardware style and assigned AFV10 FCU.
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Place the controlled process and redundant partner in the approved maintenance state.
3
Back up the CENTUM VP control database and record active diagnostics.
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Use ESD controls and isolate the affected processor position according to Yokogawa procedure.
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Inspect the FCU connector and verify the partner CP451 module identity.
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Restore the approved software, database and communication configuration.
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Verify redundant synchronization, Vnet/IP paths and all configured node units.
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Complete controlled loop, sequence and diagnostic tests before process release.
Technical notes
Install CP451-10 S2 in the assigned AFV10S or AFV10D processor position and match the partner module, FCU configuration and CENTUM VP software release. After replacement, verify redundant synchronization, Vnet/IP communications, node-unit status and the retained control application before process release.
FAQ View All FAQ
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What exact function does CP451-10 S2 perform as a CENTUM VP Field Control Unit Processor Module?It executes the CENTUM VP field-control application and participates in the documented redundant processor pair.
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Which host system must be confirmed before installing CP451-10 S2?Confirm the documented Yokogawa CENTUM VP AFV10S / AFV10D Field Control Unit host and the complete CP451-10 S2 marking before work.
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Which connection checks are required for CP451-10 S2?Verify the FCU processor connector, partner module and ESD-controlled replacement procedure.
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How should the installed configuration for CP451-10 S2 be preserved?Restore the approved CENTUM VP project, database, network and node-unit definitions.
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Which diagnostic evidence should be reviewed for CP451-10 S2?Review processor redundancy, Vnet/IP, node-unit, memory and application diagnostics.
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What must be recorded before replacing CP451-10 S2?Record the complete marking, style, partner identity, software/database releases and diagnostic baseline.
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How should CP451-10 S2 be commissioned after installation?Synchronize the processor pair, prove communications and complete controlled process-function tests.
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Which model-specific limitation applies to CP451-10 S2?SEM use requires AFV10-series hardware at style 2 or later.
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