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The AMM52 S4 is a high-performance analog processor module engineered by Yokogawa for the Centum distributed control system. This module processes multiple analog signal streams, converting field instrumentation data into actionable logic for the DCS. Recognized for high-speed throughput and thermal stability, the AMM52 S4 maintains critical process variables with minimal signal drift in demanding industrial environments.
| Parameter | Specification |
|---|---|
| Module Identification | AMM52 S4 |
| Primary Function | Analog Signal Processing / I/O Control |
| Architecture | Multi-channel Analog Input/Output |
| Hardware Revision | S4 (Specific circuitry and firmware) |
| Signal Support | Standard industrial current (4–20 mA) and voltage ranges |
| Logic Integration | Compatible with Yokogawa Field Control Stations (FCS) |
| Mounting Profile | Vertical slot-in for Yokogawa nest assemblies |
| Diagnostic Features | On-board hardware integrity and signal fault monitoring |
| Physical Dimensions | 6.3 × 6.3 × 14.1 cm |
| Net Weight | 0.2 kg |
The AMM52 S4 is commonly deployed in:
Hydrocarbon processing
Power generation
Advanced manufacturing
It is optimized for analog loops associated with control valves, temperature transmitters, and pressure transducers. Its compact design and low power consumption make it ideal for high-density cabinet installations where heat management is critical.
What does the 'S4' suffix signify?
The 'S4' indicates the hardware revision. Matching this suffix is essential for replacement to ensure identical signal impedance and timing within the existing DCS.
Is this module considered a standalone PLC?
No. The AMM52 S4 functions as a specialized analog processor module within the Yokogawa Centum DCS, not as a standalone PLC.