Product Overview
The Yokogawa AAI143-H50/ATA4S-00 is a 16-channel isolated analog input module designed for high-integrity current signal acquisition in process automation systems. It is part von the Yokogawa FIO series, compatible with various field control stations. The module supports 4 to 20 mA input signals and provides HART communication capability for advanced diagnostics and remote configuration.
Technical Specifications
| Parameter | Specification |
|---|---|
| Modell | AAI143-H50/ATA4S-00 |
| Input Channels | 16 (Isolated) |
| Input Signal | 4 to 20 mA |
| Allowable Input Current | Max. 24 mA |
| Input Resistance (Power ON) | 270 Ω (20 mA) to 350 Ω (4 mA) |
| Input Resistance (Power OFF) | ≥ 500 kΩ |
| Accuracy | ±16 µA |
| Data Update Period | 10 ms |
| Step Response Time | 100 ms |
| Transmitter Power Supply | 19.0 V or more (at 20 mA), max. 25.5 V |
| Output Current Limit | 25 mA |
| Temperature Drift | ±16 µA per 10 °C |
| Withstanding Voltage | 1500 V AC (input to system, 1 minute) |
| External Connection | Pressure clamp terminal, MIL/KS1 connector |
| HART Communication | Supported |
| Dimensions | 107.5 × 32.8 × 130 mm |
| Gewicht | 0.3 kg |
| Mounting | ESB/ER Bus Node Einheit (dual-redundant compatible) |
Applications
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Distributed Control Systems (DCS)
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Chemical and Petrochemical Plants
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Oil & Gas facilities
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Power Generation Einheits
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Water Treatment and Desalination
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Pharmaceutical manufacturing
Key Advantages
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High Accuracy: ±16 µA ensures precision in current signal acquisition
-
HART Capability: Enables remote configuration and diagnostics
-
Full Isolation: Isolated channels enhance signal integrity and safety
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Fast Update Rate: 10 ms update ensures real-time responsiveness
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Dual-Redundant Ready: Increases reliability in critical systems
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Compact Design: Speicherns panel space with 16 channels in a slim form factor
Häufig gestellte Fragen (FAQ)
Q1: What type von input signals does the AAI143 module support?
A1: It supports 4 to 20 mA DC analog current input signals.
Q2: Are the input channels isolated?
A2: Yes, all 16 channels are fully isolated from each other and the system.
Q3: Does this module support HART communication?
A3: Yes, HART communication is supported for diagnostics and variable access.
Q4: Can the module be used in redundant systems?
A4: Yes, it supports dual-redundant configurations for high-availability systems.
Q5: What type von terminals are used for field wiring?
A5: It uses a pressure clamp terminal block (model ATA4S-00) for secure connections.
Q6: What is the input resistance range when powered on?
A6: The input resistance ranges from 270 Ω to 350 Ω depending on current.
Q7: What is the operating voltage for the transmitter power supply?
A7: It provides 19.0 V or more at 20 mA and up to 25.5 V at no load.
Q8: What environments is this module suited for?
A8: Suitable for industrial environments like chemical plants, refineries, and power stations.
Q9: Can this module be used in intrinsically safe applications?
A9: Yes, but only with an isolation barrier; Zener barriers are not supported.
Q10: What is the data update period von the module?
A10: It refreshes data every 10 milliseconds.
Related Modells in the Same Series
| Modell | Input/Output Type | Isolation | Channels | HART Support | Dimensions (mm) | Gewicht |
|---|---|---|---|---|---|---|
| AAI141-H | Analog Input (4–20 mA) | No | 16 | Yes | 107.5 × 32.8 × 130 | 0.2 kg |
| AAI135-H | Analog Input (4–20 mA) | Yes | 8 | Yes | 107.5 × 32.8 × 130 | 0.3 kg |
| AAI543-H | Analog Output (4–20 mA) | Yes | 16 | Yes | 107.5 × 32.8 × 130 | 0.4 kg |
| AAI835-H | Analog I/O (4 inputs / 4 outputs, 4–20 mA) | Yes | 4+4 | Yes | 107.5 × 32.8 × 130 | 0.3 kg |
| AAV144 | Analog Input (-10 to +10 V) | Yes | 16 | No | 107.5 × 32.8 × 130 | 0.2 kg |
| AAV142 | Analog Input (-10 to +10 V) | No | 16 | No | 107.5 × 32.8 × 130 | 0.2 kg |
Popular Yokogawa Modells
| Modell | Function Beschreibung | Type | Dimensions (mm) | Gewicht |
|---|---|---|---|---|
| YHC5150X | HART Communicator | Handheld Tool | – | 0.7 kg |
| AAI543-H50 | Analog Output Module (4–20 mA, Isolated) | Output | 107.5 × 32.8 × 130 | 0.4 kg |
| PW302 | Power Supply Module for FCS | Power Supply | 130 × 50 × 150 | 0.6 kg |
| CP451 | Processor Module for FCS | CPU | 130 × 50 × 150 | 0.7 kg |
| ALR121 | Relay Output Module | Digital Out | 107.5 × 32.8 × 130 | 0.3 kg |
| AMN11 | ESB Bus Node Einheit | Interface | 200 × 50 × 150 | 1.1 kg |
Unternehmensinformationen
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