
|
BRAND |
YOKOGAWA |
|
Model Number |
AMM12 S3 |
|
Descripution |
|
|
The Yokogawa AMM12 S3 is an industrial Voltage Input Multiplexer Module utilized primarily within Yokogawa's legacy Distributed Control Systems (DCS), including the Centum CS, Centum VP, and CS3000 platforms. |
|

Installation Restrictions for I/O Module Nest
Model AMN12 High-Speed Nest for Analog I/O Module Nest
• Always install in Nest No. 1. (Figures 1, 2, 5)
• Do not install any I/O module nests in any of the nests No. 1 to No. 4. (Figures 1, 2, 5)
• When installing I/O Module Nests other than Model AMN12 with Model AMN12, always install in Nest No.5. (Figures 2, 5 )
• For 19" Rack Mountable type, the I/O Expansion Rack is required. (Figure 5 )
Multiplexer Module
These modules receive up to 16 points from DC voltage, mV, thermocouple and RTS. Measuring inputs can be specified per point.

|
Model |
AMM12T |
|
Input signa |
DC voltage |
|
Input range |
-10 to 10 V DC-30 to 30 V DC |
|
Allowable input voltage |
-30 to 30 V DC |
|
Input resistance |
1 MΩ |
|
Data update period |
1 s |
|
Accuracy |
±4 mV |
|
Allowable common mode voltage |
200 V AC |
Yokogawa AMM12 S3 FAQ
Q1. How does the Yokogawa AMM12 S3 enhance communication efficiency within a CENTUM distributed control system architecture?
A: The Yokogawa AMM12 S3 is designed to provide dependable communication between system components, enabling stable data transmission and coordinated information exchange that support continuous process control in CENTUM-based applications.
Q2. Why is the Yokogawa AMM12 S3 regarded as a pivotal communication module for high-availability industrial automation systems?
A: The Yokogawa AMM12 S3 delivers reliable communication performance with high operational stability, helping maintain uninterrupted data flow and improving overall system resilience in mission-critical process environments.
Q3. What engineering considerations should be evaluated before deploying the Yokogawa AMM12 S3 in an existing control infrastructure?
A: Before installing the Yokogawa AMM12 S3, engineers should verify system compatibility, firmware revision, rack configuration, communication interfaces, power supply specifications, and network architecture to ensure seamless integration and dependable long-term operation.
Q4. Which technical capabilities distinguish the Yokogawa AMM12 S3 from conventional communication interface modules?
A: The Yokogawa AMM12 S3 is optimized for industrial communication within Yokogawa control systems, offering robust data exchange, excellent interoperability, and dependable performance in demanding process automation applications.
Q5. In what types of industrial facilities does the Yokogawa AMM12 S3 deliver the greatest operational and maintenance advantages?
A: The Yokogawa AMM12 S3 is ideally suited for industries such as oil and gas, petrochemical, power generation, chemical processing, and water treatment, where reliable communication, continuous system availability, and long-term operational stability are essential.
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About us
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