Description
Product Specifications
| Attribute | Specification |
|---|---|
| Model Number | CP333D-S3 |
| Product Type | Processor Module |
| Redundancy | Supported (Dual-redundant configuration) |
| Memory | Main memory 8 MB |
| Power Consumption | 5 V DC, 0.5 A |
| Dimensions (W x H x D) | 130 mm x 130 mm x 20 mm |
| Weight | Approx. 0.35 kg |
| Origin | Japan |
| Operating Temperature | 0 to 50°C |
Application Fields

The YOKOGAWA CP333D-S3 is a core component used in the CENTUM CS 3000 and CENTUM VP Distributed Control Systems (DCS). It is widely applied in heavy industrial sectors such as:
- Petrochemical and Chemical processing
- Oil and Gas refineries
- Power generation plants
- Iron and Steel manufacturing
- Water and Wastewater treatment facilities
Product Instructions
- Installation: Ensure the Field Control Unit (FCU) power is turned off before inserting the module. Align the PCB board with the guide rails of the slot and push firmly until the locking mechanisms engage.
- Configuration: After physical installation, use the System View software to define the module within the project I/O tree and download the control logic.
- Maintenance: This module supports hot-swapping in redundant configurations. Always check the status LEDs (RUN, ERR, ALM) on the front panel to verify operational health.
- Handling: Handle the module by the edges to prevent electrostatic discharge (ESD) damage to the surface-mounted components.
Product Q&A
Q1: Does the CP333D-S3 support redundant operation? A1: Yes, the CP333D-S3 is designed for high-availability systems and can be paired in a dual-redundant configuration to ensure continuous process control.
Q2: Is this module compatible with older CENTUM systems? A2: The CP333D-S3 is primarily used in CENTUM CS 3000 systems. Please check your specific firmware version and rack type for backward compatibility.
Q3: What should I do if the “ERR” LED is lit? A3: An “ERR” light indicates a hardware or configuration fault. You should check the system maintenance alarm list in the DCS software to identify the specific error code.
Related Product Models
- YOKOGAWA CP345
- YOKOGAWA CP451-10
- YOKOGAWA CP461-50
- YOKOGAWA CP471-11
- YOKOGAWA CP934D

