Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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The Yokogawa AAI143-S03 is a high-performance analog input module designed to ensure reliable and precise measurement of current signals within industrial automation and control systems. It belongs to the AAI100 series, a trusted line of analog input modules widely used in Distributed Control Systems (DCS). The module specializes in processing 4–20 mA current signals across multiple channels, delivering accuracy and stability essential for process monitoring in complex industrial environments.
This module offers enhanced functionality for process control with improved isolation and built-in diagnostics, ensuring reduced downtime and accurate data acquisition in critical applications.
| Parameter | Value |
|---|---|
| Model Number | AAI143-S03 |
| Product Type | Analog Input Module |
| Number of Channels | 16 channels (4–20 mA input) |
| Input Signal Type | DC current (4–20 mA) |
| Signal Range | 4–20 mA standard current loop |
| Resolution | 16-bit |
| Input Impedance | Approx. 250 Ω |
| Isolation | Channel-to-channel and channel-to-ground isolation |
| Power Supply | 24 V DC (provided via base unit) |
| Accuracy | ±0.1% full scale |
| Diagnostics | Built-in loop diagnostics |
| Mounting | DIN Rail or Baseplate |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | -20°C to 70°C |
| Relative Humidity | 5% to 95% (non-condensing) |
| Dimensions (W x H x D) | 27 x 130 x 130 mm |
| Weight | 0.28 kg |
| Series | AAI100 Series |
| Compatible Systems | CENTUM VP / ProSafe-RS |
| Certification | CE, RoHS, CSA, UL |
Oil & Gas: Precise input monitoring for field instruments controlling fluid and gas flow.
Chemical Processing: Accurate analog signal acquisition for chemical concentration and temperature measurement.
Power Industry: Interface for sensors measuring pressure, temperature, and flow rates.
Water Treatment: Reliable measurement of analog sensor signals in filtration and distribution.
General Manufacturing: Integration with control systems to monitor analog sensors and optimize processes.
High Channel Density: Supports 16 analog inputs in one compact module, saving space and cost.
Accurate Signal Processing: 16-bit resolution and ±0.1% accuracy for precise measurement.
Robust Isolation: Minimizes electrical interference and cross-talk between channels.
Built-In Diagnostics: Enables early detection of signal anomalies and reduces maintenance efforts.
Wide Operating Conditions: Suitable for various industrial environments with temperature and humidity tolerance.
Seamless Integration: Compatible with advanced control systems for easy deployment.
Brand: Yokogawa
Product Line: AAI100 Series
Category: Analog Input Modules
Industry Focus: Industrial Automation and Process Control
| Model | Channels | Input Type | Resolution | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| AAI143-S00 | 16 | 4–20 mA | 16-bit | 27 x 130 x 130 | 0.28 |
| AAI141-S00 | 8 | 4–20 mA | 16-bit | 27 x 130 x 130 | 0.28 |
| AAI135-S00 | 8 | Thermocouple | 16-bit | 27 x 130 x 130 | 0.30 |
| AAI145-S00 | 16 | RTD (Resistance Temperature Detector) | 16-bit | 27 x 130 x 130 | 0.32 |
| AAI531-S00 | 8 | 4–20 mA with HART | 16-bit | 27 x 130 x 130 | 0.34 |
| Model | Function | Channels | Signal Type | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| ADV551-P00 | Analog Output | 8 | 4–20 mA | 27 x 130 x 130 | 0.29 |
| SCP451-50 | Power Supply Module | — | — | 45 x 130 x 130 | 0.48 |
| CP451-10 | CPU Module | — | — | 45 x 130 x 130 | 0.50 |
| ADM52C | Digital Input | 32 | Dry Contact | 27 x 130 x 130 | 0.27 |
| AAR181-S00 | RTD Input | 8 | RTD | 27 x 130 x 130 | 0.30 |
A1: It accepts 4–20 mA DC current signals, which are standard for analog industrial sensors.
A2: It has 16 analog input channels.
A3: The module provides ±0.1% full-scale accuracy.
A4: Yes, each channel is isolated from others and from ground.
A5: It has built-in loop diagnostics to detect wiring and signal issues.
A6: The module operates between 0°C and 55°C.
A7: Yes, it supports DIN rail and baseplate mounting.
A8: It requires 24 V DC power, supplied through the base unit.
A9: Yes, it integrates with CENTUM VP and ProSafe-RS control systems.
A10: Dimensions are 27 mm (W) x 130 mm (H) x 130 mm (D), weighing approximately 0.28 kg.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.