Product Overview
The Yokogawa AAI143-H53/K4A00 is a high-performance 16-channel isolated analog input module designed for industrial process control applications. It supports 4 to 20 mA DC signals and includes HART communication capabilities. The model /fers channel-to-channel and system isolation, making it suitable for critical field signal acquisition with enhanced safety and accuracy.
Technical Specifications
| Parameter | Specification |
|---|---|
| 型号 | AAI143-H53/K4A00 |
| Input Channels | 16 (Isolated) |
| Input Signal | 4 to 20 mA DC |
| Allowable Input Current | 24 mA |
| Input Resistance (Power ON) | 270 Ω (at 20 mA) to 350 Ω (at 4 mA) |
| Input Resistance (Power OFF) | ≥500 kΩ |
| Accuracy | ±16 µA |
| Data Update Period | 10 ms |
| Step Response Time | 100 ms |
| Temperature Drift | ±16 µA/10°C |
| Withstanding Voltage | 1500 V AC for 1 min (input to system) |
| HART Communication | 支持ed (up to 16 HART devices) |
| Transmitter Power Supply | 19.0 V (at 20 mA), max 25.5 V (at 0 mA) |
| Max Current Consumption | 230 mA (5 V DC), 540 mA (24 V DC) |
| External Connection | MIL connector, KS cable, pressure clamp |
| Dimensions (W x D x H) | 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 & Gas processing
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Chemical and petrochemical plants
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Water treatment facilities
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Power generation systems
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Pharmaceutical manufacturing
Product Advantages
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HART-enabled: Enables digital communication with field devices.
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High Isolation: Ensures safe and noise-resistant signal acquisition.
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Compact Size: Space-saving module for high-density installations.
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Redundancy 支持: Suitable for dual-redundant systems.
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Fast Response: 10 ms update period for high-speed data capture.
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Wide Compatibility: Works with various field transmitters and FCS types.
FAQs
Q1: What type / signal does the AAI143 module support?
A1: It supports 4 to 20 mA DC analog input signals.
Q2: Is HART communication supported in the AAI143-H53/K4A00?
A2: Yes, it supports HART communication with up to 16 devices per module.
Q3: Can this module be used in redundant configurations?
A3: Yes, it supports dual-redundant system setups.
Q4: What is the input channel isolation specification?
A4: Each channel is isolated from the system with a withstanding voltage / 1500 V AC for 1 minute.
Q5: What is the primary difference between AAI143 and AAI141?
A5: AAI143 is isolated per channel, while AAI141 is non-isolated.
Q6: Does the module provide power to 2-wire transmitters?
A6: Yes, it provides 19.0 V at 20 mA with a current limit / 25 mA.
Q7: What connectors can be used for wiring?
A7: MIL connector cables, pressure clamp terminals, or KS cable are supported.
Q8: What is the accuracy level / this module?
A8: The input accuracy is ±16 µA.
Q9: Can this module handle field devices with high voltage isolation requirements?
A9: Yes, with 1500 V AC isolation, it’s suitable for high-isolation needs.
Q10: What is the temperature drift performance?
A10: The drift is ±16 µA per 10°C change.
Related Yokogawa 型号s (Same Series or Function)
| 型号 | Channels | Input Type | Isolation | HART | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|---|
| AAI141 | 16 | 4–20 mA | No | Yes | 107.5 × 32.8 × 130 | 0.2 kg |
| AAB141 | 16 | 1–5 V / 4–20 mA | No | Yes | 107.5 × 32.8 × 130 | 0.3 kg |
| AAV144 | 16 | -10 to +10 V | Yes | No | 107.5 × 32.8 × 130 | 0.2 kg |
| AAI135 | 8 | 4–20 mA | Yes | Yes | 107.5 × 32.8 × 130 | 0.3 kg |
| AAI543 | 16 | 4–20 mA (Output) | Yes | Yes | 107.5 × 32.8 × 130 | 0.4 kg |
| AAI841 | 8 in / 8 out | 4–20 mA | No | Yes | 107.5 × 32.8 × 130 | 0.3 kg |
Popular Yokogawa 型号s
| 型号 | Type | Channels | Key Feature | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|
| AAI143 | Analog Input Module | 16 | Isolated, 4–20 mA + HART | 107.5 × 32.8 × 130 | 0.3 kg |
| AAI543 | Analog Output Module | 16 | Isolated, 4–20 mA + HART | 107.5 × 32.8 × 130 | 0.4 kg |
| AAI141 | Analog Input Module | 16 | Non-isolated, 4–20 mA + HART | 107.5 × 32.8 × 130 | 0.2 kg |
| AAV144 | Voltage Input Module | 16 | Isolated, ±10 V | 107.5 × 32.8 × 130 | 0.2 kg |
| AAI135 | Analog Input Module | 8 | Channel-isolated, 4–20 mA | 107.5 × 32.8 × 130 | 0.3 kg |
| AAV544 | Analog Output Module | 16 | Isolated, ±10 V | 107.5 × 32.8 × 130 | 0.2 kg |
公司信息
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