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| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666084105 | |||||||
| +8613666084105 | ||||||||
| 13666084105 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Introduction:
The Yokogawa AAI841 Analog I/O Module is a high-performance interface module designed to provide seamless integration for analog signal processing within Yokogawa’s process control systems. This module is part of the AIP (Analog Input/Output) range, enabling precise signal conversion and real-time monitoring for process control applications.
The AAI841 module supports both analog input and analog output signals, making it a versatile choice for industrial automation systems that require accurate signal conversion between analog and digital formats. It can handle multiple types of field devices, including sensors, transmitters, and actuators, to ensure proper control and feedback for various processes.
This module is ideal for industries such as oil and gas, chemical processing, power generation, and water treatment, where monitoring and controlling analog signals are crucial for maintaining the safety, efficiency, and performance of operations. The AAI841 integrates easily with Yokogawa’s DCS (Distributed Control Systems) and offers high reliability, real-time performance, and long-term durability.
Product Specifications:
| Specification | Details |
|---|---|
| Model | Yokogawa AAI841 Analog I/O Module |
| Input Type | Voltage, Current (4-20 mA, 0-10 V) |
| Output Type | Voltage, Current (4-20 mA, 0-10 V) |
| Number of Channels | 8 Analog Channels |
| Input Resolution | 16-bit |
| Output Resolution | 16-bit |
| Signal Range (Input) | 0 to 10 V (Voltage), 0 to 20 mA (Current) |
| Signal Range (Output) | 0 to 10 V (Voltage), 0 to 20 mA (Current) |
| Accuracy | ±0.1% FS (Full Scale) |
| Power Supply | 24 V DC |
| Operating Temperature | -20°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Dimensions (W x H x D) | 107.5 × 32.8 × 130 mm |
| Weight | 0.3 kg |
| Mounting Type | DIN Rail |
| Isolation | 1500 V (Input to Output) |
Product Applications:
The Yokogawa AAI841 Analog I/O Module is used in a wide range of applications, primarily within industries that require precise control and monitoring of analog signals. Some of the typical applications include:
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Process Control Systems: The AAI841 is widely used in process automation systems where accurate and reliable analog inputs and outputs are required to interface with various field devices.
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Temperature Monitoring: Used in temperature monitoring systems, where precise analog-to-digital conversion is essential for real-time temperature control.
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Flow and Pressure Control: It is deployed in flow and pressure control systems to manage signals from pressure transducers and flowmeters.
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Level Monitoring: The module is also ideal for level sensing applications, such as in tanks and silos, to ensure consistent and accurate measurement.
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Remote Terminal Units (RTU): Used in remote terminal units for controlling and monitoring processes in remote locations.
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Data Acquisition: It is used for data acquisition in various industrial systems, where analog signals from sensors need to be converted into digital signals for analysis and storage.
Product Advantages:
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High Accuracy: With a full-scale accuracy of ±0.1%, the AAI841 ensures precise measurements for both analog inputs and outputs, improving control system performance.
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Multiple Input/Output Options: The module supports multiple input and output types, including voltage and current (4-20 mA, 0-10 V), which enhances its versatility in different industrial applications.
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Compact and Lightweight Design: The AAI841 is designed to be compact (107.5 × 32.8 × 130 mm) and lightweight (0.3 kg), making it ideal for installations where space is limited.
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Wide Operating Temperature Range: The module can operate in a temperature range of -20°C to 60°C, ensuring reliable performance in a variety of environmental conditions.
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Easy Integration: It integrates seamlessly with Yokogawa’s DCS and other process control systems, offering a hassle-free setup and configuration process.
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High Isolation: With an isolation rating of 1500 V (input to output), the AAI841 provides protection against electrical surges and faults, ensuring the integrity of the control system.
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DIN Rail Mounting: The module is designed for easy installation on standard DIN rails, providing quick and secure mounting in industrial environments.
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Long-Term Reliability: Yokogawa is known for the reliability of its products, and the AAI841 is no exception, offering high durability and long-term performance with minimal maintenance requirements.
FAQ:
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What is the input signal range for the Yokogawa AAI841?
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The input signal range is 0 to 10 V (voltage) and 0 to 20 mA (current).
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Can the AAI841 module be used with both voltage and current signals?
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Yes, the module supports both voltage and current signals (4-20 mA, 0-10 V).
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How many channels does the AAI841 module support?
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The AAI841 module supports 8 analog channels.
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What is the accuracy of the AAI841 module?
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The accuracy of the AAI841 is ±0.1% FS (Full Scale).
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What is the power supply requirement for the AAI841?
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The AAI841 operates with a 24 V DC power supply.
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What is the operating temperature range of the AAI841?
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The operating temperature range is -20°C to 60°C.
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What are the dimensions of the AAI841 module?
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The module has dimensions of 107.5 × 32.8 × 130 mm.
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Is the AAI841 module DIN rail mountable?
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Yes, the AAI841 is designed to be mounted on standard DIN rails.
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What is the isolation rating of the AAI841?
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The isolation rating is 1500 V (input to output).
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What types of industries typically use the AAI841 module?
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The AAI841 is commonly used in industries such as oil and gas, chemical processing, power generation, and water treatment.
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Related Models from Yokogawa:
| Model | Input Type | Output Type | Number of Channels | Accuracy |
|---|---|---|---|---|
| Yokogawa AAI841 Analog I/O | Voltage, Current | Voltage, Current | 8 Channels | ±0.1% FS |
| Yokogawa AAI842 Analog I/O | Voltage, Current | Voltage, Current | 8 Channels | ±0.1% FS |
| Yokogawa AAI843 Analog I/O | Thermocouple, RTD | Voltage, Current | 8 Channels | ±0.2% FS |
| Yokogawa AAI850 Digital I/O | Digital Signals | Digital Signals | 16 Channels | ±0.05% FS |
| Yokogawa AAI860 Universal I/O | Voltage, Current, RTD | Voltage, Current, Relay | 16 Channels | ±0.1% FS |
| Yokogawa AAI880 Signal Converter | Voltage, Current | Voltage, Current | 16 Channels | ±0.1% FS |
Popular Models from Yokogawa:
| Model | Input Type | Output Type | Number of Channels | Accuracy |
|---|---|---|---|---|
| Yokogawa AAI840 Analog I/O | Voltage, Current | Voltage, Current | 8 Channels | ±0.1% FS |
| Yokogawa AAI845 Analog I/O | Thermocouple, RTD | Voltage, Current | 8 Channels | ±0.2% FS |
| Yokogawa AAI860 Universal I/O | Voltage, Current, RTD | Voltage, Current, Relay | 16 Channels | ±0.1% FS |
| Yokogawa AAI870 Process I/O | Voltage, Current | Voltage, Current | 8 Channels | ±0.1% FS |
| Yokogawa AAI900 Field Signal Converter | Voltage, Current | Voltage, Current | 16 Channels | ±0.1% FS |
| Yokogawa AAI850 Digital I/O | Digital Signals | Digital Signals | 16 Channels | ±0.05% FS |
