Configured for internal bus signal transmission in Yokogawa CENTUM CS 3000 and CENTUM VP systems, the Yokogawa AMN12T-S2 (AMN12T Nested Bus Interface Module) provides direct physical and electrical execution for node unit and field control station communication paths.
Hardware Specifications
Parameter
Specification
Model
AMN12T-S2
Brand
Yokogawa Electric Corporation
Origin
Japan
Weight
0.35 kg
Operating Temp
0 deg C to +50 deg C
Power Consumption
Approx. 3.5 W to 5 W (Max)
System Compatibility
CENTUM CS 3000 / CENTUM VP
Module Type
Nested Bus Interface Module
Communication Interface
Internal DCS Bus (Vnet/IP or SB Bus depending on system architecture)
Power Supply
24 VDC internal backplane bus powered
Redundancy Support
Single or dual redundant configuration
Mounting Method
Dedicated Yokogawa Nest Baseplate slot
Operating Humidity
10% to 90% RH, non-condensing
Vibration Resistance
10 to 150 Hz, 4.9 m/s2
Shock Resistance
147 m/s2, 11 ms duration
CENTUM Nested Bus Communication Characteristics
The AMN12T-S2 provides internal bus interface processing between Yokogawa CENTUM node structures, local control units, and field control stations. The module supports deterministic communication within the DCS internal bus architecture and provides electrical isolation characteristics for signal integrity in industrial control installations.
The module supports redundant bus configurations where applicable, allowing communication paths to be configured without a single communication interface failure point. The hot-swappable design permits module replacement within supported Yokogawa rack configurations without shutting down the complete control system.
Frequently Asked Questions
Q: What system platforms are compatible with the AMN12T-S2? A: The AMN12T-S2 is designed for Yokogawa CENTUM CS 3000 and CENTUM VP Distributed Control System architectures.
Q: Is the AMN12T-S2 powered through an external field supply? A: No. The module receives power through the internal backplane bus with a 24 VDC supply arrangement.
Q: Does the module support redundant configurations? A: The AMN12T-S2 supports single and dual redundant communication configurations according to the installed CENTUM system architecture.
Field Installation Guidelines
Install the module only in the designated Yokogawa Nest Baseplate slot specified for the CENTUM node configuration.
Verify that the backplane connector is correctly aligned before insertion to prevent mechanical damage.
Maintain separation between communication wiring and high-voltage power cables to reduce electromagnetic interference.
Connect cable shields according to the site grounding standard and avoid multiple uncontrolled shield grounding points.
Confirm the installed firmware and hardware revision compatibility with the target CENTUM system configuration before replacement.
Use supported hot-swap procedures when replacing the module during active system operation.
Answer 1: PLC DCS Pro Ltd. collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.
Question 2: What Is The Warranty Period?
Answer 2: We offer a standard one-year warranty for all new and original items.
Question 3: What Payment Methods Do We Accept?
Answer 3: We accept 100% T/T (Telegraphic Transfer) before shipping. For items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. If you have an agent in China, please contact us for RMB transfer.
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Answer 4: We primarily utilize carriers such as FedEx, DHL, UPS, BRE, etc. If you have an account with any of these carriers, you can arrange the shipping yourself. Additionally, we offer free shipping to China freight forwarders.
Question 5: What Is Our Delivery Time?
Answer 5: Typically, delivery takes around 1-3 days after receiving the advance payment. For items with a quoted lead time, delivery will occur as per the specified lead time.
Question 6: How Do We Package The Goods?
Answer 6: Our packaging process involves multiple layers of protection. Initially, the product is placed in its original box, sealed with a label. Then, we add a layer of bubble wrap to safeguard against collisions during transportation. Finally, all products are securely packed in sturdy boxes for further protection.
Question 7: How Can Customers Contact Us And Request A Quote?
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Warranty Conditions
At PLC DCS Pro Ltd., we are committed to ensuring the quality of our products. Our one-year warranty provides coverage for any defects in material or workmanship, excluding damages caused by deliberate misuse.
🛡️Coverage Details:
This warranty encompasses all instances of product malfunction or failure due to inherent manufacturing flaws, with the exception of intentional damage.
📝Claim Process:
To avail of warranty services, please notify us of any quality-related issues within the warranty period. We may conduct online troubleshooting and examination as needed.
🚚Shipping Assistance:
We understand the importance of prompt service. Therefore, we cover return shipping costs for warranty-related returns within the first month of supply. Within three months of supply, we cover one-way shipping costs for warranty-related returns. After three months, the customer is responsible for shipping costs both ways.
🚫Exclusions:
Unauthorized modifications, repairs, or misuse of the product.
