CP461-50-S2 Yokogawa CENTUM VP Processor Module
Manufacturer: Yokogawa
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Part Number: CP461-50-S2
Condition：New with Original Package
Product Type: Processor Modules
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Country of Origin: Japan
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Yokogawa CP461-50-S2 CENTUM VP Processor Module
The Yokogawa CP461-50-S2, also cataloged as the CP461 Processor Module, operates as a dedicated hardware component for control logic execution and process data processing within Yokogawa CENTUM VP distributed control system platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | CP461-50-S2 |
| Brand | Yokogawa Electric Corporation |
| Origin | USA |
| Weight | 0.7 kg |
| Dimensions | 2.5 cm x 20.3 cm x 15.2 cm |
| Operating Temp | 0 to 55 deg C |
| Power Consumption | Dependent on complete FCU configuration |
| Product Type | Processor Module |
| Control System | CENTUM VP DCS |
| Compatible FCU | AFV30S / AFV30D |
| Communication Network | Vnet/IP |
| Bus Interface | ESB bus / Optical ESB bus |
| Max ESB Bus Node Units | Up to 13 per FCU |
| Max I/O Modules | Up to 8, configuration-dependent |
| Redundancy | Dual-redundant configuration supported |
| Memory Backup | Up to 72 hours (minimum 48 hours recharge time) |
| READY Contact Output | 30 VDC maximum, 0.3 A maximum |
Process Control & DCS Backplane Dynamics
Engineered for high-availability process automation, the processor module interfaces directly with the Vnet/IP control network and manages local expansion via the ESB bus architecture. To guarantee continuous measurement accuracy across multi-channel process loops, the internal processing engine handles deterministic data traffic while coordinating channel-to-channel isolation and integrated cold junction compensation (CJC) routines for field temperature measurements. The module also supports 4-20 mA HART loop protocol pass-through and fieldbus communication scheduling, preventing cycle time degradation during real-time data exchanges.
Frequently Asked Questions
Q: How does the module preserve main memory during main power interruptions?
A: An onboard battery backup circuit retains main memory contents for up to 72 hours, provided the module undergoes a minimum 48-hour continuous recharge cycle during regular operation.
Q: Can the CP461-50-S2 be replaced without shutting down the control system?
A: Hot-swap replacement is fully supported when installed in duplexed Field Control Units (AFV30D). In a dual-redundant configuration, the active processor maintains real-time control while the standby processor is exchanged.
Q: What are the electrical limits for the READY contact output terminal?
A: The solid-state READY contact output operates with a maximum voltage rating of 30 VDC and a maximum switching current of 0.3 A.
Field Installation Guidelines
Before inserting the module into the Field Control Unit (FCU) rack, apply a wrist strap grounded to field earth to eliminate electrostatic discharge risks. Slide the CP461-50-S2 along the card guides of the AFV30S or AFV30D slot until the rear connectors seat firmly into the backplane, then lock the top and bottom retaining levers. Connect all shielding ties directly to the system grounding bar using low-impedance conductors. Route network communication cables away from power lines and inductive loads to preserve noise immunity on the ESB bus.