Description
YOKOGAWA CP401-10 S1 Product Overview
The YOKOGAWA CP401-10 S1 is an enhanced version of the standard CP401-10 communication processor module, specifically designed for Yokogawa’s CENTUM VP distributed control systems. This advanced communication gateway incorporates additional security features and improved processing capabilities to meet the demands of modern industrial automation networks in critical infrastructure applications.
As a key component in Yokogawa’s industrial control ecosystem, the CP401-10 S1 provides secure, high-speed data exchange between the DCS and various field devices, safety systems, and enterprise networks. The “S1” designation indicates its upgraded security protocols and enhanced cyber protection features, making it particularly suitable for operations requiring heightened network security.
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | CP401-10 S1 |
| Manufacturer | YOKOGAWA |
| Product Type | Secure Communication Processor |
| CPU Architecture | 32-bit RISC with security co-processor |
| Memory Capacity | 1GB RAM, 2GB Flash (encrypted) |
| Communication Ports | 2 × Gigabit Ethernet (with MACsec), 1 × RS-232C (secure) |
| Protocol Support | Vnet/IP, Modbus TCP/IP (secure), OPC UA |
| Security Standards | IEC 62443-3-3, NIST SP 800-82 |
| Data Throughput | 15,000 points/second (encrypted) |
| Operating Temperature | 0°C to +55°C (extended range optional) |
| Power Supply | 24V DC (redundant inputs) |
| Dimensions | 200mm (W) × 130mm (H) × 80mm (D) |
| Certifications | CE, UL, ATEX Zone 2 |
Yokogawa CP401-10 S1
Main Features and Advantages
Enhanced Cybersecurity:
Hardware-based encryption for all communication channels
Secure boot with firmware validation
Role-based access control with multi-factor authentication
Continuous monitoring for anomalous network behavior
Improved Performance:
50% faster data processing than standard CP401-10
Dual Gigabit Ethernet ports with MACsec encryption
Dedicated security processor for cryptographic operations
Secure logging of all communication events
Reliability Features:
Redundant power inputs with failover
Hot-swappable design for maintenance
Secure remote firmware update capability
Comprehensive diagnostic functions with tamper evidence
Application Field
The CP401-10 S1 is specifically designed for:
Critical Infrastructure Protection:
Oil & gas refineries with heightened security requirements
Power generation and transmission facilities
Chemical plants handling hazardous materials
Pharmaceutical manufacturing requiring data integrity
Secure Network Integration:
Connection between OT and IT networks
Integration with safety instrumented systems
Data exchange with enterprise resource planning (ERP) systems
Cloud connectivity for remote monitoring
Yokogawa CP401-10 S1
Related Products
CP401-20 S1: Redundant secure communication processor
CP451-S: Advanced security gateway
FCS401-S: Secure field control station
HIS-Secure: Hardened operator workstations
YPS100-S: Secure power supply unit
ALR121-S: Alarm management with security logging
Installation and Maintenance
Installation Requirements:
Must be installed by certified Yokogawa security engineers
Requires secure storage for cryptographic keys
Physical tamper-proof mounting recommended
Network segmentation according to security zone model
Maintenance Procedures:
Regular security audits and penetration testing
Cryptographic key rotation every 12 months
Secure backup of configuration data
Firmware updates via signed packages only
Continuous monitoring of security event logs
Product Guarantee
Yokogawa provides:
36-month comprehensive warranty
Security updates for minimum 5 years
24/7 emergency security response
Regular vulnerability assessments
On-site security audits available
Compliance certification support
The CP401-10 S1 is designed to meet the most stringent industrial security requirements while maintaining the high reliability expected from Yokogawa control system components. Its enhanced protection features make it ideal for operations where cybersecurity is as critical as operational reliability.
