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Yokogawa AAI143-H00/A4S00 Analog Input Module
The Yokogawa AAI143-H00/A4S00 is a high-performance 16-channel analog input module designed for the CENTUM VP system. It offers precise analog signal acquisition, making it suitable for demanding industrial automation and process control environments.
Product Description
The AAI143-H00/A4S00 module provides 16 channels for analog input, supporting multiple signal types such as 4–20 mA. This model includes isolation and advanced diagnostics, ensuring reliable and secure data acquisition. It is commonly used in applications requiring robust and noise-resistant analog input processing.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | AAI143-H00/A4S00 |
| Type | Analog Input Module |
| Input Channels | 16 channels |
| Input Signal Type | 4–20 mA (DC) |
| Resolution | 16 bits |
| Input Impedance | Approx. 250 Ω |
| Accuracy | ±0.1% of span |
| Isolation | Channel-to-bus and channel-to-channel |
| Power Supply | Supplied from I/O base |
| Operating Temperature | 0 to 55°C |
| Storage Temperature | -20 to 70°C |
| Humidity | 5% to 95% RH (non-condensing) |
| Dimensions (H×W×D) | 107.5 × 32.8 × 130 mm |
| Weight | 0.3 kg |
Applications
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Distributed control systems (DCS)
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Chemical and petrochemical industries
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Power generation facilities
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Oil and gas refineries
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Pharmaceutical processing plants
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Water and wastewater treatment
Product Advantages
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High-density 16-channel input
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Excellent signal accuracy and stability
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Isolated input for noise immunity
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Seamless integration with CENTUM VP system
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Compact size for space-saving installations
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Low power consumption
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Extended temperature operating range
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Long lifecycle and high reliability
Frequently Asked Questions (FAQ)
Q1: What type of signals does the AAI143-H00/A4S00 support?
A1: It supports 4–20 mA DC analog signals.
Q2: How many input channels are available on this module?
A2: It has 16 analog input channels.
Q3: Is each input channel electrically isolated?
A3: Yes, it offers channel-to-channel and channel-to-bus isolation.
Q4: What is the resolution of the module?
A4: It provides 16-bit resolution for precise measurements.
Q5: Can this module be used in high-humidity environments?
A5: Yes, it supports 5% to 95% RH non-condensing environments.
Q6: What systems is the AAI143-H00/A4S00 compatible with?
A6: It is designed for Yokogawa’s CENTUM VP DCS.
Q7: What is the typical input impedance of the module?
A7: Approximately 250 ohms per channel.
Q8: Does the module require an external power supply?
A8: No, it is powered by the I/O base unit.
Q9: Is the module hot-swappable?
A9: No, power should be turned off before installation or removal.
Q10: What is the accuracy of the analog input measurement?
A10: ±0.1% of span.
Related Yokogawa Models
| Model | Description | Channels | Signal Type | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| AAI141-H00 | Analog Input Module | 8 | 4–20 mA | 107.5 × 32.8 × 130 | 0.3 kg |
| AAI141-H00/A4S00 | Analog Input Module | 8 | 4–20 mA | 107.5 × 32.8 × 130 | 0.3 kg |
| AAI143-H00 | Analog Input Module | 16 | 4–20 mA | 107.5 × 32.8 × 130 | 0.3 kg |
| AAI835-H00 | Analog Input Module | 16 | Voltage | 107.5 × 32.8 × 130 | 0.3 kg |
| AAI545-H00 | Analog Input Module | 16 | RTD | 107.5 × 32.8 × 130 | 0.3 kg |
| AAI841-H00 | Isolated Analog Input Module | 8 | mV, TC | 107.5 × 32.8 × 130 | 0.3 kg |
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|---|---|---|---|---|
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