Product Details
Product Description
The AAI143-H00/K4A00 from Yokogawa is a robust analog input module designed for distributed control systems. It provides 16 isolated input channels capable of handling 4–20 mA DC signals, ensuring accurate and stable data acquisition in industrial automation environments.
This model supports HART communication, enabling remote diagnostics and transmitter configuration. The suffix codes define its configuration: “H” indicates HART protocol support, “0” denotes the basic type, and “/K4A00” specifies the inclusion of a KS cable interface adapter (ATK4A-00) for connecting to terminal boards.
Technical Specifications
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Model / Order Number: AAI143-H00/K4A00
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Manufacturer: Yokogawa Electric Corporation
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Type: Analog Input Module
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Channels: 16 isolated analog inputs
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Signal Range: 4–20 mA DC
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Allowable Input Current: Up to 24 mA
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Input Resistance:
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Power ON: 270 Ω (20 mA) to 350 Ω (4 mA)
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Power OFF: ≥500 kΩ
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Accuracy: ±16 µA
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Temperature Drift: ±16 µA per 10°C
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Data Update Period: 10 ms
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Transmitter Power Supply: 19.0–25.5 V (current limit 25 mA)
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Isolation Voltage: 1500 V AC between input and system (1 minute)
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Current Consumption: 230 mA (5 V DC), 540 mA (24 V DC)
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External Connections: Pressure clamp terminal, MIL connector cable, KS cable
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Weight: Approx. 0.3 kg
Application Scenarios
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Signal acquisition from field transmitters in process industries
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Integration into Yokogawa CENTUM VP and CS 3000 systems
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Environments requiring HART communication for diagnostics and configuration
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Safety‑critical monitoring in petrochemical, oil & gas, and power generation
FAQ
Q: How many channels does the AAI143-H00/K4A00 support? A: It provides 16 isolated analog input channels.
Q: What does the /K4A00 option mean? A: It indicates the module is supplied with a KS cable interface adapter (ATK4A-00).
Q: Does the module support HART communication? A: Yes, the “H” suffix confirms HART protocol compatibility.
Q: What is the accuracy of this module? A: ±16 µA across the rated input range.
Q: Is the module explosion‑proof? A: No, the suffix “5” specifies that it is a non‑explosion protected type.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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