Product Overview
The Yokogawa AAI143-S00/K4A00 is a 16-channel, isolated analog input module designed for precise current signal acquisition in control systems. It supports 4 to 20 mA DC input signals and /fers HART communication functionality for enhanced device diagnostics and configuration. This module is typically used in field control systems requiring high signal integrity and electrical isolation.
Technical Specifications
| Parameter | Specification |
|---|---|
| モデル | AAI143-S00/K4A00 |
| Input Channels | 16 (Isolated) |
| Input Signal | 4 to 20 mA DC |
| Input Resistance (Power ON) | 270 Ω (20 mA) to 350 Ω (4 mA) |
| Input Resistance (Power OFF) | ≥ 500 kΩ |
| Allowable Input Current | Max. 24 mA |
| Accuracy | ±16 µA |
| Temperature Drift | ±16 µA/10°C |
| Data Update Period | 10 ms |
| Withstanding Voltage | 1500 V AC (1 min) between input and system |
| Transmitter Power Supply | 19.0 V (min at 20 mA), 25.5 V (max at 0 mA), limit 25 mA |
| Maximum Current Consumption | 230 mA (5 V DC), 540 mA (24 V DC) |
| HART Communication | サポートed |
| External Connection | Pressure clamp terminal, MIL connector, KS cable |
| Dimensions (W × H × D) | 107.5 × 32.8 × 130 mm |
| 重量 | 0.3 kg |
Applications
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Process control systems in refineries and petrochemical plants
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Power generation plants (including renewables and fossil fuel)
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Water and wastewater treatment facilities
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Pulp and paper manufacturing
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Pharmaceutical and biotechnology automation
Product Advantages
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Channel Isolation: Improves signal integrity and prevents ground loop issues.
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High Accuracy: ±16 µA accuracy for precision analog measurement.
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HART Protocol サポート: Enables real-time device diagnostics and configuration.
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Wide Compatibility: Compatible with multiple FCS systems such as AFV, AFG, AFF series.
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Flexible Terminal Options: サポートs KS cable and pressure clamp terminals.
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Redundancy サポート: Operates in dual-redundant configurations.
FAQs
Q1: How many input channels does the AAI143-S00/K4A00 module support?
A1: It supports 16 isolated current input channels.
Q2: What type / input signals can it handle?
A2: It handles 4 to 20 mA DC current signals.
Q3: Is HART communication supported?
A3: Yes, it supports HART communication for enhanced field device integration.
Q4: What is the power consumption / the module?
A4: It consumes 230 mA at 5 V DC and 540 mA at 24 V DC.
Q5: Can this module be used with 2-wire transmitters?
A5: Yes, each channel supports 2-wire or 4-wire transmitters via pin setting.
Q6: Is the module suitable for hazardous area applications?
A6: Yes, when used with an isolation barrier (Zener barriers are not allowed).
Q7: What is the update rate / the data from this module?
A7: Data is updated every 10 milliseconds.
Q8: What systems is this module compatible with?
A8: Compatible with Yokogawa field control 台s like AFV30, AFV40, AFF50, and AFG series.
Q9: What’s the isolation voltage rating?
A9: 1500 V AC between input and system for one minute.
Q10: How is the module connected externally?
A10: Via pressure clamp terminal block, MIL connector, or KS cable interface.
Related or Same-Series モデルs
| モデル | Input Type | Channels | Isolation | HART サポート | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|---|
| AAI135 | 4–20 mA Current | 8 | Yes | Yes | 107.5×32.8×130 | 0.3 kg |
| AAI141 | 4–20 mA Current | 16 | No | Yes | 107.5×32.8×130 | 0.2 kg |
| AAB141 | 1–5 V / 4–20 mA | 16 | No | Yes | 107.5×32.8×130 | 0.3 kg |
| AAI841 | 4–20 mA (I/O) | 8/8 | No | Yes | 107.5×32.8×130 | 0.3 kg |
| AAV144 | -10 to +10 V | 16 | Yes | No | 107.5×32.8×130 | 0.2 kg |
| AAI543 | 4–20 mA Output | 16 | Yes | Yes | 107.5×32.8×130 | 0.4 kg |
Popular Yokogawa モデルs
| モデル | 説明 | Type | Channels | HART | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|---|
| AAI143 | Analog Input Module (Isolated) | Analog Input | 16 | Yes | 107.5×32.8×130 | 0.3 kg |
| AAI543 | Analog Output Module (Isolated) | Analog Output | 16 | Yes | 107.5×32.8×130 | 0.4 kg |
| AAV144 | Voltage Input Module (Isolated) | Analog Input | 16 | No | 107.5×32.8×130 | 0.2 kg |
| AAT141 | Thermocouple/mV Input Module | TC/mV Input | 16 | No | 107.5×32.8×130 | 0.2 kg |
| AAI135 | Analog Input Module (Isolated Channels) | Analog Input | 8 | Yes | 107.5×32.8×130 | 0.3 kg |
| AAI835 | Analog I/O Module (Isolated Channels) | Analog I/O | 4/4 | Yes | 107.5×32.8×130 | 0.3 kg |
会社情報
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