Description
Product Description
Overview
The Emerson 396657-01-0 is a high-performance CPU module designed for the DeltaV S-series platform, providing robust connectivity and control for distributed automation systems. It acts as a central hub for field device integration, enabling reliable communication and precise process management. Its horizontal form factor allows seamless installation in S-series carrier racks.
Key Features
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Hot-Swappable Module: Replace or upgrade the CPU without powering down the system.
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Redundancy Ready: Fully compatible with redundant configurations to prevent single-point failures.
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Advanced Diagnostics: Provides real-time health monitoring of both the module and connected I/O devices.
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Electrical Isolation: High-level galvanic isolation protects control logic from field-side surges and noise.
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Industrial Durability: Operates reliably in harsh environments, including extreme temperatures, vibration, and EMI exposure.
Technical Specifications
| Feature |
Details |
| Series |
DeltaV S-Series |
| Mounting |
Horizontal Carrier |
| Input Voltage |
12–24 VDC (typical via carrier) |
| Compatibility |
S-Series I/O modules and controllers |
| Environmental Rating |
ISA-S71.04 Class G3 (harsh environments), -40°C to 70°C operating range |
| Certifications |
CE, UL, CSA, ATEX (model dependent) |
| Diagnostics |
Real-time status, Bad Status reporting |
| Backplane Communication |
High-speed DeltaV S-series bus for low-latency data transfer |
Applications
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Central processing for process automation in chemical, oil & gas, and pharmaceutical plants.
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Redundant control systems requiring high reliability and zero downtime.
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Environments exposed to vibration, temperature swings, or EMI.
FAQ
Q: Is the module compatible with all DeltaV S-series I/O cards?
A: Yes, the 396657-01-0 integrates seamlessly with standard S-series modules and carriers.
Q: Can I replace this CPU while the system is running?
A: Yes, it supports hot-swapping, allowing maintenance without shutting down operations.
Q: What protection does it have against electrical surges?
A: The module includes galvanic isolation to safeguard control circuits from field-side disturbances.
Q: How do I confirm the part is correct for my system?
A: Verify the assembly number on the module casing matches your system documentation; 396657-01-0 is typically a sub-assembly identifier.
