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The Yokogawa AAI143-S03 S1 is an advanced analog input module engineered for precise and reliable measurement of 4–20 mA current signals. Part of the highly regarded AAI100 series, this module offers superior performance in industrial automation and process control environments. It is designed to seamlessly interface with Distributed Control Systems (DCS) and safety instrumented systems, providing stable and accurate data acquisition over multiple channels.
The “S1” variant typically denotes a specific firmware or hardware revision that enhances compatibility with the latest control system platforms and diagnostic features. This model excels in demanding industrial settings where accuracy, reliability, and maintainability are critical.
| Parameter | Value |
|---|---|
| Model Number | AAI143-S03 S1 |
| Product Type | Analog Input Module |
| Number of Channels | 16 channels (4–20 mA current input) |
| Input Signal Type | DC current (4–20 mA) |
| Signal Range | 4–20 mA standard current loop |
| Resolution | 16-bit |
| Input Impedance | Approximately 250 Ω |
| Isolation | Channel-to-channel and channel-to-ground isolation |
| Power Supply | 24 V DC (via base unit) |
| Accuracy | ±0.1% full scale |
| Diagnostics | Enhanced loop and hardware diagnostics (S1 firmware) |
| 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 |
| Certifications | CE, RoHS, CSA, UL |
Oil and Gas: Monitoring flow, pressure, and level sensors in upstream, midstream, and downstream operations.
Chemical and Petrochemical: Precise measurement for control of reactors, distillation columns, and blending processes.
Power Generation: Data acquisition from thermal sensors, pressure transmitters, and flow meters in power plants.
Water and Wastewater Treatment: Reliable input from pH, turbidity, and other analog sensors in treatment systems.
General Manufacturing: Monitoring and control of analog signals in automated production lines and assembly processes.
High-Density Channel Input: 16 analog inputs per module maximize rack space efficiency.
Superior Accuracy: ±0.1% full scale accuracy ensures precise and reliable data.
Robust Isolation: Individual channel isolation prevents interference and signal distortion.
Advanced Diagnostics: S1 firmware provides enhanced diagnostics, including loop check and hardware status for proactive maintenance.
Wide Environmental Tolerance: Operates reliably in industrial temperature and humidity ranges.
Seamless Integration: Compatible with leading DCS platforms ensuring straightforward system integration and configuration.
Brand: Yokogawa
Product Series: AAI100 Series
Category: Analog Input Modules
Industry Focus: Process automation and industrial control systems
| Model | Channels | Input Type | Resolution | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| AAI143-S00 | 16 | 4–20 mA | 16-bit | 27 x 130 x 130 | 0.28 |
| AAI143-S03 | 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 |
| AAI145-S00 | 16 | RTD | 16-bit | 27 x 130 x 130 | 0.32 |
| AAI135-S00 | 8 | Thermocouple | 16-bit | 27 x 130 x 130 | 0.30 |
| Model | Function | Channels | Signal Type | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| ADV551-P00 | Analog Output Module | 8 | 4–20 mA | 27 x 130 x 130 | 0.29 |
| CP451-10 | CPU Module | — | — | 45 x 130 x 130 | 0.50 |
| SCP451-50 | Power Supply Module | — | — | 45 x 130 x 130 | 0.48 |
| ADM52C | Digital Input Module | 32 | Dry Contact | 27 x 130 x 130 | 0.27 |
| AAR181-S00 | RTD Input Module | 8 | RTD | 27 x 130 x 130 | 0.30 |
A1: It accepts 4–20 mA DC current signals, the industry standard for analog sensor outputs.
A2: The module supports 16 analog input channels.
A3: The accuracy is ±0.1% of full scale.
A4: Yes, it provides channel-to-channel and channel-to-ground isolation.
A5: It includes enhanced loop diagnostics and hardware monitoring to help detect faults early.
A6: The module operates within 0°C to 55°C.
A7: It receives 24 V DC power supplied through the base unit.
A8: Yes, it supports both DIN rail and baseplate mounting.
A9: It is compatible with CENTUM VP and ProSafe-RS control systems.
A10: Dimensions are 27 mm (W) x 130 mm (H) x 130 mm (D), with a weight of approximately 0.28 kg.