Product Overview
The Yokogawa AAI143-H03/K4A00 is a 16-channel analog input module designed for high-precision, isolated current input measurement in field control systems. サポートing 4 to 20 mA input signals, this module ensures safe and stable operation in harsh industrial environments, including those with HART communication requirements.
Product Features
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16 isolated analog input channels
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Input signal range: 4 to 20 mA DC
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Integrated HART communication support
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Channel-wise configurable for 2-wire or 4-wire transmitters
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High accuracy and fast data update (10 ms)
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Designed for dual-redundant configurations
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Voltage isolation between field and system: 1500 V AC
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Equipped with KS Cable Interface Adapter (/K4A00)
Technical Specifications
| Parameter | Specification |
|---|---|
| モデル | AAI143-H03/K4A00 |
| Input Channels | 16 (Isolated) |
| Input Signal | 4 to 20 mA DC |
| Allowable Input Current | 24 mA |
| Input Resistance (Power ON) | 270 Ω (20 mA) to 350 Ω (4 mA) |
| Input Resistance (Power OFF) | ≥ 500 kΩ |
| Accuracy | ±16 µA |
| Temperature Drift | ±16 µA/10°C |
| Data Update Period | 10 ms |
| Transmitter Power Supply | 19.0 V (at 20 mA) to 25.5 V (at 0 mA) |
| Withstanding Voltage | 1500 V AC (Input to System) |
| External Connection | Pressure clamp terminal, MIL connector, KS1 |
| HART Communication | サポートed |
| Power Consumption | 230 mA (5 V DC), 540 mA (24 V DC) |
| Dimensions | 107.5 × 32.8 × 130 mm |
| 重量 | 0.3 kg |
Applications
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Distributed Control Systems (DCS)
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Oil and Gas Monitoring Systems
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Power Generation Facilities
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Pharmaceutical Manufacturing
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Water and Wastewater Treatment Plants
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Chemical Process Control
Key Advantages
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Electrical isolation ensures safe operation in critical environments
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Built-in HART support enables advanced device diagnostics
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Compact design optimizes cabinet space
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Reliable and quick signal processing
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サポートs both 2-wire and 4-wire transmitters
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Enhanced resilience with optional surge-absorbing terminal blocks
FAQs
Q1: How many input channels does the AAI143-H03/K4A00 support?
A1: It supports 16 isolated analog input channels.
Q2: What type / signals can the module receive?
A2: It is designed for 4 to 20 mA DC current input signals.
Q3: Is the AAI143-H03/K4A00 suitable for HART communication?
A3: Yes, it supports HART communication for each input channel.
Q4: Can this module be used in redundant configurations?
A4: Yes, it supports dual-redundant configurations for high availability systems.
Q5: What kind / transmitters does it support?
A5: It can be configured for both 2-wire and 4-wire transmitters per channel.
Q6: What is the voltage isolation rating / the module?
A6: 1500 V AC between input and system for 1 minute.
Q7: How frequently is the data updated?
A7: The data update cycle is every 10 milliseconds.
Q8: What is the module’s power consumption?
A8: 230 mA at 5 V DC and 540 mA at 24 V DC.
Q9: What connection types are supported?
A9: It supports pressure clamp terminal, MIL connector cable, and KS1 cable.
Q10: Can this module be used in intrinsically safe applications?
A10: Yes, but a Zener barrier cannot be used; an isolation barrier must be used instead.
Related Yokogawa Modules (Same Series)
| モデル | 説明 | Channels | Signal Type | Isolation | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|---|
| AAI141-H | Analog Input Module (Non-Isolated) | 16 | 4–20 mA | No | 107.5×32.8×130 | 0.3 kg |
| AAI135-H | Analog Input Module (Isolated Channels) | 8 | 4–20 mA | Yes | 107.5×32.8×130 | 0.3 kg |
| AAI543-H | Analog Output Module (Isolated) | 16 | 4–20 mA | Yes | 107.5×32.8×130 | 0.4 kg |
| AAI841-H | Analog I/O Module (Non-Isolated) | 8/8 | 4–20 mA in/out | No | 107.5×32.8×130 | 0.3 kg |
| AAV144 | Analog Input Module (Voltage Input) | 16 | 1–5 V / -10–10 V | Yes | 107.5×32.8×130 | 0.2 kg |
| AAV542 | Analog Output Module (Voltage Output) | 16 | -10 to +10 V | No | 107.5×32.8×130 | 0.2 kg |
Popular Yokogawa Modules
| モデル | 説明 | Channels | Signal Type | Isolation | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|---|
| AAR181 | RTD Input Module | 12 | RTD (Pt100) | Yes | 107.5×32.8×130 | 0.2 kg |
| AAT141 | Thermocouple/mV Input Module | 16 | TC/mV | Yes | 107.5×32.8×130 | 0.2 kg |
| AAI835-H | Analog I/O Module (Isolated Channels) | 4 in / 4 out | 4–20 mA | Yes | 107.5×32.8×130 | 0.3 kg |
| AAP135 | Pulse Input Module (Isolated) | 8 | お問い合わせ/Voltage | Yes | 107.5×32.8×130 | 0.3 kg |
| AAP849 | Pulse Input / Analog Output Module | 8 in / 8 out | Pulse / 4–20 mA | No | 107.5×32.8×130 | 0.3 kg |
| AAV544 | Analog Output Module (Voltage Output, Isolated) | 16 | -10 to +10 V | Yes | 107.5×32.8×130 | 0.2 kg |
会社情報
E-mail: [email protected]
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Add: 中国福建省廈門市思明区呂嶺路2号 阿里山ビル 〒361006
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