Product Description
Product Overview
| Category | Details |
|---|---|
| Manufacturer | Yokogawa |
| Model/Part Number | SSB401-53 S9343FA |
| Description | ESB Bus Interface Slave Module designed for Yokogawa ProSafe-RS Safety Instrumented Systems, connecting safety node units to the ESB bus for safety-critical communication |
| Key Features | High-speed ESB bus communication, supports dual-redundant configuration, Style S3 revision, SIL 3 certified, hot-swappable, compatible with ProSafe-RS SNB10D safety nodes |
Technical Specifications
| Specification | Details |
|---|---|
| Model | SSB401-53 S9343FA |
| Product Type | ESB Bus Interface Slave Module |
| Series | ProSafe-RS |
| Communication Bus | Extended Serial Backplane (ESB) bus |
| Safety Integrity Level | SIL 3 (IEC 61508) |
| Power Supply | 24 VDC (via system backplane) |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Weight | Approx. 0.2-0.4 kg (0.44-0.88 lbs) |
External Connection Options
| Connection Type | Details |
|---|---|
| Supported Connections | ESB bus cable to SEC401/SEC402 coupler or optical ESB bus repeater, integrates with ProSafe-RS safety node units (SNB10D) |
Functional Features
| Feature | Details |
|---|---|
| Communication | Enables high-speed, reliable data transfer between safety nodes and control units |
| Redundancy | Supports dual-redundant ESB bus for fault tolerance |
| Hot-Swapping | Allows module replacement without system downtime |
| Compatibility | Works with ProSafe-RS safety node units (SNB10D) and CENTUM-integrated SIS |
Model and Configuration
| Category | Details |
|---|---|
| Base Model | SSB401 |
| Configuration | -53: Style S3 revision, S9343FA: Specific configuration or part code |
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