The Yokogawa S2CP471 Processor Module is a high-reliability processor for ProSafe-RS safety control systems (SSC60 and S2SC70). It supports dual-redundant configurations, complies with SIL 3, and offers an upgrade path from older SCP461 modules.

Technical Specifications

Applications

• Safety instrumented systems in oil & gas plants

• Chemical and petrochemical process safety

• Emergency shutdown systems (ESD)

• Fire and gas detection systems

• High-integrity pressure protection systems (HIPPS)

Advantages

• Certified SIL 3 safety integrity

• Online replacement supported in redundant systems

• Backward compatibility with SCP461

• Lightweight and compact

• Long maintenance interval with replaceable battery

• Proven reliability in industrial environments

FAQ

Q1: What is the safety level of the S2CP471?

A1: SIL 3 certified.

Q2: How is the S2CP471 different from SCP461?

A2: The S2CP471 is the updated module with improved performance, supports the latest software versions, and allows for easier maintenance compared to the older SCP461

Q3: Does the S2CP471 support redundancy?

A3: Yes, dual-redundant operation is supported.

Q4: What is the supported software version?

A4: ProSafe-RS R3.01 or later (with patch if applicable).

Q5: Is the battery user-replaceable?

A5: Yes, using part number S9450FE.

Q6: Can it be used with explosion-protected systems?

A6: Yes, specific models are available for explosion protection.

Q7: How much does the S2CP471 weigh?

A7: About 0.7 kg.

Q8: What are the dimensions of the module?

A8: 199.5 × 146.5 × 32.8 mm.

Q9: Is online replacement possible?

A9: Yes, but only in redundant configurations.

Q10: Does it require additional hardware for installation?

A10: Yes, an upgrade kit (S2CP471KT) is required for upgrades.