Yokogawa SCP461-51 | Style S2 | CENTUM VP Enhanced Sequence Control Processor

Product Overview

The SCP461-51 (Model: SCP461-51) is a specialized Sequence Control Processor (SCP) designed for high-density logic execution within Yokogawa’s CENTUM VP and CS 3000 Distributed Control Systems (DCS). Operating primarily within SSC60S (Single) and SSC60D (Duplex) Field Control Stations, this Style S2 module is the preferred choice for batch process management, complex interlock systems, and high-speed sequential control strategies.

Engineered for industrial longevity, the SCP461-51 (Order Number: SCP461-51) features G3-compliant conformal coating, making it resistant to corrosive gaseous environments as per ISA Standard G3. The module integrates enhanced RFI shielding to ensure signal integrity in electrically noisy plant environments. For mission-critical operations, it supports 1:1 dual-redundancy, employing synchronized data mirroring to facilitate a bumpless transfer of control if the primary processor encounters a fault.

Detailed Technical Specifications

The SCP461-51 (Style S2) is built to provide deterministic performance for large-scale batch and sequence operations.

• Manufacturer: Yokogawa Electric Corporation (Japan)

• Model Number: SCP461-51

• Hardware Style: Style S2

• System Series: CENTUM VP, CENTUM CS 3000

• Field Control Station Compatibility: SSC60S, SSC60D, EB401

• Environmental Resistance: ISA Standard G3 Conformal Coating (Corrosion Protection)

• Electromagnetic Compatibility: Enhanced RFI (Radio Frequency Interference) Shielding

• Memory Protection: Onboard ECC (Error Correction Code) RAM for recipe data integrity

• Redundancy: Supports 1:1 Duplex configuration with synchronized mirroring

• Power Requirement: 24 VDC (Supplied via FCS internal backplane)

• Operational Temperature: 0°C to +60°C

• Storage Temperature: -20°C to +85°C

• Net Weight: 0.66 kg (1.45 lbs)

• Module Dimensions: Optimized for SSC60x series rack mounting