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| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Introduction
The Yokogawa AIP423-S1 is a high-performance analog input module engineered for use within the Yokogawa CENTUM CS3000 and CENTUM VP Distributed Control Systems (DCS). This module serves as a critical interface for acquiring precise analog signal data from field instruments and delivering it to the control system for processing and monitoring. With its 16-channel design and robust diagnostic capabilities, the AIP423-S1 provides excellent reliability and flexibility for a wide range of industrial automation applications.
Manufactured with meticulous quality standards and advanced signal conditioning technology, the AIP423-S1 enables high-speed, noise-resistant, and accurate signal acquisition. It is designed to support standard 4–20 mA current loops and includes HART communication capability, allowing for seamless integration with smart field devices.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | AIP423-S1 |
| Manufacturer | Yokogawa Electric Corporation |
| Module Type | Analog Input Module (AI) |
| Input Channels | 16 channels |
| Signal Type | 4–20 mA DC (2-wire or 4-wire transmitters) |
| HART Protocol Support | Yes |
| Input Accuracy | ±0.1% of span |
| Resolution | 16-bit A/D converter |
| Isolation | Channel-to-channel and channel-to-bus |
| Input Impedance | 250 Ω (nominal) |
| Power Supply Voltage | Supplied via I/O rack |
| Diagnostic Functionality | Open loop detection, short detection |
| Operating Temperature | 0 to 50°C |
| Storage Temperature | -20 to 70°C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Dimensions | 76 x 254 x 279 mm |
| Weight | 1.0kg |
| Mounting | Mounted on N-IO base or terminal block |
| Hot Swap Support | Yes |
| Approvals/Certifications | CE, CSA, ATEX, FM, IECEx |
Applications
The AIP423-S1 analog input module is used across a wide range of industries that rely on accurate and stable analog signal acquisition. It is particularly valuable in:
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Petrochemical Plants: For monitoring pressure, flow, and level signals from transmitters in hazardous zones.
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Power Generation: For collecting temperature and steam flow data in turbine systems.
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Water & Wastewater Treatment: For real-time monitoring of pH, DO, turbidity, and other water quality indicators.
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Food & Beverage Processing: To ensure consistent quality control via sensor inputs across various processing stages.
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Pharmaceutical Manufacturing: For GMP-compliant process monitoring and integration with smart field devices.
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Mining & Metals: For rugged process environments where signal integrity is critical.
Product Advantages
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High Accuracy and Stability: Delivers precision data conversion, ensuring process control systems maintain optimal performance.
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Integrated HART Communication: Allows for easy integration with smart field instruments, improving diagnostics and configuration.
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Compact Design: Its slim profile conserves space in I/O racks while supporting high-density installation.
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Enhanced Reliability: Industrial-grade build quality, along with channel and bus isolation, minimizes signal interference and increases durability.
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Flexible Signal Handling: Compatible with both 2-wire and 4-wire field devices, enhancing system compatibility.
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Hot Swap Capability: Enables field replacement without shutting down the system, improving system availability.
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Advanced Diagnostics: In-built capabilities like open/short detection support predictive maintenance and faster troubleshooting.
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Wide Environmental Range: Reliable operation in challenging industrial environments with varied temperatures and humidity levels.
10 Frequently Asked Questions (FAQs)
Q1: What is the main function of the AIP423-S1 module?
A1: It acquires 4–20 mA analog signals from field transmitters and converts them into digital signals for use in Yokogawa’s control systems.
Q2: Does the AIP423-S1 support smart transmitters using the HART protocol?
A2: Yes, the module fully supports HART communication, allowing access to advanced transmitter diagnostics and configuration.
Q3: How many input channels are available on this module?
A3: The AIP423-S1 offers 16 input channels for current-based analog signals.
Q4: Can this module be hot-swapped during operation?
A4: Yes, it supports hot swapping, which allows for replacement without system downtime.
Q5: What kind of isolation does this module provide?
A5: The module provides both channel-to-channel and channel-to-bus isolation for improved signal integrity and safety.
Q6: What are the installation requirements for this module?
A6: It is designed to be mounted on a dedicated I/O base or terminal block within the Yokogawa DCS infrastructure.
Q7: What is the typical accuracy of the input signal?
A7: The AIP423-S1 provides an accuracy of ±0.1% of the full signal span.
Q8: Is this module suitable for use in hazardous areas?
A8: Yes, with appropriate barriers or when installed in certified systems, it is suitable for hazardous environments. It holds ATEX, IECEx, and FM certifications.
Q9: What is the lifespan or typical MTBF of this module?
A9: Yokogawa designs these modules with long operational life in mind, often exceeding 10 years with an MTBF above 250,000 hours.
Q10: What happens if a sensor wire becomes disconnected?
A10: The module has built-in diagnostic features to detect open circuits and generate alarms for immediate attention.
6 Related or Compatible Models
| Model | Description | Channels | Signal Type | HART Support |
|---|---|---|---|---|
| AIP411 | 8-Channel Analog Input Module | 8 | 4–20 mA DC | Yes |
| AIP413 | 16-Channel Analog Input (Non-HART) Module | 16 | 4–20 mA DC | No |
| AIP421 | High-Density AI Module with Diagnostics | 32 | 4–20 mA DC | Yes |
| AIP822 | Universal Input (Voltage/Current/Thermocouple) | 8 | Multi-signal | No |
| NFAI143-S50 | FOUNDATION Fieldbus AI Module | 8 | FF protocol | N/A |
| AAM50C-S1 | Analog Input Module for I/O Node | 16 | 4–20 mA | Yes |
6 Popular Yokogawa Models
| Model | Function | Module Type | Application | HART Support |
|---|---|---|---|---|
| CP451-50 | Processor Module | Control Processor | CENTUM VP DCS | N/A |
| NFDV161-P50 | Digital Output Module | FF DO Module | FOUNDATION Fieldbus Systems | N/A |
| AAI543-H50 | Analog Input HART | AI Module | General Process Control | Yes |
| ADV151-P03 | Digital Output (Relay) | DO Module | Batch and Discrete Control | No |
| PW482-10 | Power Supply Module | System Power | Redundant System Powering | N/A |
| F3LE11-0T | Remote I/O Communication | Serial Interface Module | FA-M3 PLC Remote Communication | N/A |
