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| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Overview
The Yokogawa AAI135-H50 is a high-performance analog input module designed for industrial automation systems. It features 8 isolated input channels, each capable of handling 4 to 20 mA signals, making it ideal for precise data acquisition from various field instruments. The module supports the HART protocol, enabling enhanced communication with smart devices. Its robust design ensures reliable operation in demanding industrial environments.
Product Specifications
Below are the detailed specifications of the AAI135-H50 module:
| Specification | Details |
|---|---|
| Model Number | AAI135-H50 |
| Number of Channels | 8-channel input, isolated channels |
| Input Signal Range | 4 to 20 mA |
| Allowable Input Current | Up to 25 mA |
| Withstanding Voltage | – Between input and system: 500 V AC for 1 minute – Between input channels: 500 V AC for 1 minute |
| Input Resistance | – Power ON: 290 Ω (at 20 mA) to 450 Ω (at 4 mA) – Power OFF: 500 kΩ or larger |
| Accuracy | ±16 µA |
| Power Consumption | – 5 V DC: ≤ 360 mA – 24 V DC: ≤ 450 mA |
| Data Update Period | 10 ms |
| Operating Temperature | -20°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Dimensions (W x H x D) | 107.5×32.8×130 mm |
| Weight | 0.3 kg |
Applications
The AAI135-H50 module is utilized in various industrial applications, including:
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Process Control Systems: Capturing analog signals from sensors and transmitters to monitor parameters such as temperature, pressure, and flow rate.
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Distributed Control Systems (DCS): Integrating with DCS architectures to provide real-time data acquisition and control.
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Safety Instrumented Systems (SIS): Ensuring safe operation by monitoring critical process variables and initiating safety protocols when necessary.
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Manufacturing Automation: Facilitating precise control in automated manufacturing processes by accurately reading analog inputs.
Advantages
The AAI135-H50 offers several benefits:
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High Accuracy: Ensures precise data acquisition with an accuracy of ±16 µA.
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Channel Isolation: Each channel is isolated, preventing interference and enhancing signal integrity.
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HART Protocol Support: Enables enhanced communication with smart field devices for diagnostics and configuration.
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Robust Design: Operates effectively in harsh industrial environments with a wide operating temperature range and high withstanding voltage.
Frequently Asked Questions (FAQ)
1. What is the primary function of the Yokogawa AAI135-H50 module?
The AAI135-H50 is an analog input module designed to convert analog signals from field instruments into digital data for processing within industrial control systems.
2. How many input channels does the AAI135-H50 provide?
It offers 8 isolated input channels, allowing for the simultaneous acquisition of multiple analog signals.
3. What types of signals can the AAI135-H50 module accept?
The module is designed to accept 4 to 20 mA current input signals, commonly used in industrial instrumentation.
4. Is each input channel on the AAI135-H50 isolated?
Yes, each channel is electrically isolated to prevent signal interference and ensure accurate data acquisition.
5. What is the accuracy specification of the AAI135-H50 module?
The module provides high-precision measurements with an accuracy of ±16 µA.
6. Can the AAI135-H50 operate in harsh industrial environments?
Yes, it is designed to function within a temperature range of -20°C to +70°C and can withstand storage temperatures from -40°C to +85°C.
7. What are the power requirements for the AAI135-H50 module?
The module requires a 5 V DC power supply with a maximum current consumption of 360 mA and a 24 V DC power supply with a maximum current consumption of 450 mA.
8. Does the AAI135-H50 support HART communication?
Yes, the module supports the HART protocol, enabling enhanced communication with smart field devices.
9. What are the physical dimensions of the AAI135-H50 module?
The module measures 107.5×32.8×130 mm, with a weight of 0.3 kg.
10. How does channel isolation benefit the AAI135-H50?
Each input channel is individually isolated, which prevents signal interference, enhances measurement accuracy, and improves system reliability by reducing the risk of electrical noise affecting signal readings.
Related Models in the Same Series
| Model Number | Description | Features |
|---|---|---|
| AAI135-H00 | Analog Input Module (4–20mA, 8-ch, non-isolated) | Standard analog input module with high accuracy |
| AAI135-H20 | Analog Input Module (4–20mA, 8-ch, isolated) | Provides full channel isolation for signal protection |
| AAI135-H30 | Analog Input Module (0–5V, 8-ch, isolated) | Handles voltage-based analog input signals |
| AAI143-H50 | High-Density Analog Input Module (16-ch) | Double the input capacity compared to AAI135-H50 |
| AAI835-H50 | Low Power Analog Input Module | Optimized for energy-efficient industrial systems |
| ADV151-P00 | AI Module with Built-in Signal Processing | Integrated processing for direct control applications |
| AAR145-S50 | High-Speed Analog Input Module | Provides ultra-fast signal acquisition |
| AAI841-H00 | Multipurpose Analog Input Module | Supports multiple input signal types |
| AAI841-S50 | Enhanced Performance AI Module | Offers improved signal accuracy and processing speed |
| AAT145-H50 | Temperature AI Module | Specifically designed for precise temperature measurement |
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|---|---|---|
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