Yokogawa CP330D S3 DCS Processor Module

Overview

The CP330D S3 is a high-capacity processor module engineered by Yokogawa for the CENTUM VP and CENTUM CS distributed control systems. Installed at the core of compatible Field Control Units (FCUs), it executes real-time control logic, manages deterministic communications, and coordinates I/O data processing under demanding industrial conditions.

Designed for continuous operation, the CP330D S3 supports duplex CPU architectures, enabling seamless fault tolerance and maintenance without interrupting plant operation. Its hardware design meets ISA G3 environmental requirements, making it suitable for electrically harsh and mission-critical installations.

System Compatibility

The CP330D S3 is designed specifically for Yokogawa FCU platforms, including:

• AFV30

• AFV40

• A2FV50

• A2FV70

It operates as the primary control processor within these units and interfaces directly with I/O modules, Vnet/IP communication networks, and system engineering tools.

Functional Characteristics

• Dual CPU redundancy support for high system availability

• Online replacement capability in redundant configurations

• Deterministic real-time control execution

• Integrated system diagnostics and watchdog supervision

• Support for CENTUM VP software revisions requiring dedicated patches (R5.01–R6.04)

Technical Specifications

• Model: CP330D S3

• Product Category: DCS CPU / Processor Module

• Control Platform: CENTUM VP, CENTUM CS

• Redundancy Mode: Duplex (active/standby)

• Installation Location: FCU chassis slot

• Environmental Compliance: ISA G3 (with applicable suffix)

• Explosion-Protected Variant: Available (-1 suffix)

• Weight: 0.5 kg

Environmental & Reliability Design

The CP330D S3 is built for long-term operation in process environments subject to temperature variation, electrical noise, and continuous duty cycles. Conformal coating and industrial-grade components enhance resistance to corrosion and airborne contaminants when used in G3-classified environments.

Typical Applications

• High-availability process control systems

• Continuous and batch control in oil & gas facilities

• Power generation and utilities

• Large-scale chemical and petrochemical plants

• Manufacturing lines requiring deterministic control execution

FAQ

Can the CP330D S3 be replaced while the system is running?

Yes. When installed in a duplex configuration, the CP330D S3 supports online replacement without stopping the control process.

Is this module compatible with older CENTUM systems?

The CP330D S3 is intended for CENTUM VP and CENTUM CS platforms. Compatibility with specific software versions depends on applied system patches.

What is the difference between standard and “-1” versions?

The “-1” suffix indicates an explosion-protection specification suitable for hazardous area installations.