Product Description
The AAI143-H53 S1 is a high-density analog input module designed for the Yokogawa CENTUM VP and CS 3000 distributed control systems. Despite occasional misclassification, the AAI143 series is a true analog current input module, supporting 16 channels of 4–20 mA signals for large-scale field transmitter monitoring.
The H53 configuration provides HART digital communication and a pressure-clamp terminal interface, without explosion protection, making it suitable for standard industrial environments. As a Style S1 (hardware version 1) module, it delivers proven reliability in continuous process control applications where high channel density and HART diagnostics are required.
Technical Specifications
| Parameter | Description |
|---|---|
| Model | AAI143-H53 S1 |
| Signal Type | 4–20 mA DC (analog input) |
| Number of Channels | 16 channels |
| Communication Protocol | HART |
| Accuracy | ±16 µA |
| Input Impedance | 250 Ω (nominal) |
| Withstand Voltage | 500 V AC (input to system logic) |
| Dimensions (W × H × D) | 2.2 × 18.1 × 12.7 cm |
| Weight | 0.18 kg |
| Environmental Rating | Standard, non-explosion protected |
Application
The AAI143-H53 S1 is commonly used in centralized I/O cabinets for monitoring large numbers of field transmitters, including:
-
Pressure, temperature, and flow measurement systems
-
LNG terminals and tank farms
-
Refineries and chemical processing plants
Its 16-channel density minimizes I/O footprint, while HART support enables advanced diagnostics and predictive maintenance strategies.
Frequently Asked Questions
Is the AAI143-H53 S1 isolated between channels?
No. This is a non-isolated (common ground) module. For applications requiring point-to-point isolation, the AAI141 or AAI135 series should be selected.
Can the AAI143-H53 S1 be used in redundant configurations?
Yes. When installed on a compatible Yokogawa I/O unit baseplate, the module supports dual-redundant operation for high-availability systems.
| Quick Quotes | Receive price & availability FAST from our dedicated customer service team. |
|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
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| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
| Q: What Payment Methods Do We Accept? |
| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
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| A: We primarily use FedEx, DHL, UPS, and BRE for shipping. If you have an account with any of these carriers, you can handle shipping directly. We also offer free shipping to China-based freight forwarders. |
| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
| A: We ensure safe packaging with multiple layers of protection. Products are first placed in their original boxes and sealed with labels. A layer of bubble wrap is then added for collision protection during transit. Finally, the items are packed securely in durable boxes. |
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