Product Introduction
The Yokogawa AAB841 Analog I/O Module is a high-performance industrial automation module designed for accurate and reliable analog signal processing in DCS (Distributed Control Systems), PLC (Programmable Logic Controllers), and SCADA (Supervisory Control and Data Acquisition) systems.
This module is specifically engineered for precise data acquisition and control, ensuring stable signal conversion between field devices and automation control systems. With high-resolution A/D and D/A conversion, the AAB841 provides enhanced accuracy, minimal signal distortion, and superior noise immunity.
Its robust design, flexible configuration options, and industrial-grade reliability make it an essential component for process industries, power plants, manufacturing automation, and oil & gas applications.
Product Specifications
| Parameter | Specification |
|---|---|
| Model | Yokogawa AAB841 |
| Function | Analog Input/Output Module |
| Number of Channels | 8 Analog Inputs, 8 Analog Outputs |
| Input Type | Voltage (±10V), Current (4-20mA) |
| Output Type | Voltage (0-10V), Current (4-20mA) |
| Resolution | 16-bit A/D & D/A Conversion |
| Sampling Rate | 1 ms per channel |
| Signal Accuracy | ±0.1% Full Scale |
| Communication Interface | RS-485, Modbus, Fieldbus |
| Power Supply | 24V DC |
| Power Consumption | 5W (Typical) |
| Operating Temperature | -10°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 10% to 90% (non-condensing) |
| Vibration Resistance | 1g, 10-500 Hz |
| Shock Resistance | 10g, 11ms duration |
| Mounting Type | DIN Rail / Panel Mount |
| Certifications | CE, UL, CSA |
| Protection Level | IP20 |
| Isolation Voltage | 1500V AC |
| Redundancy Support | Yes |
| Dimensions | 130 x 107.5 x 32.8 mm |
| Weight | 0.3 kg |
Applications
The Yokogawa AAB841 Analog I/O Module is widely used in industrial automation and process control applications, including:
- Process Industries – Provides accurate measurement and control of temperature, pressure, flow, and level.
- Power Plants – Supports real-time monitoring and control of turbines, generators, and substations.
- Manufacturing Automation – Ensures precise control of robotic arms, motors, and actuators.
- Oil & Gas Industry – Enhances monitoring and control of drilling, refining, and pipeline operations.
- Water Treatment Plants – Facilitates monitoring of flow rates, pH levels, and filtration processes.
- SCADA Systems – Enables remote monitoring and control of distributed industrial assets.
- HVAC & Building Automation – Ensures efficient control of heating, ventilation, and air conditioning systems.
Key Advantages
- High Precision Data Acquisition – 16-bit resolution ensures superior accuracy and stability.
- Fast Response Time – 1 ms sampling rate per channel guarantees real-time signal processing.
- Multiple Signal Compatibility – Supports both voltage and current input/output options.
- Robust Industrial Design – Temperature, vibration, and shock-resistant, suitable for harsh environments.
- Low Signal Distortion – High-quality A/D and D/A conversion ensures clean and precise signals.
- Redundant Configuration Support – Enables fail-safe operation for critical industrial processes.
- Flexible Communication Interfaces – Compatible with RS-485, Modbus, and Fieldbus protocols.
- Easy Installation and Configuration – DIN rail and panel mounting options for versatile deployment.
- High Isolation Voltage – 1500V AC isolation prevents electrical interference and enhances safety.
- Certified for Global Standards – CE, UL, and CSA certified for compliance with industrial regulations.
Latest News Titles
- “Yokogawa Introduces the AAB841 for High-Precision Analog Signal Processing”
- “Enhancing Industrial Automation with the Yokogawa AAB841 Analog I/O Module”
- “How the Yokogawa AAB841 Improves Accuracy in Process Control Applications”
- “New Innovations in Analog I/O: The Yokogawa AAB841 Series”
- “Yokogawa AAB841: The Future of High-Resolution Signal Conversion”
FAQs
-
What is the primary function of the Yokogawa AAB841?
- It is an Analog Input/Output Module designed for precise signal processing in industrial automation.
-
How many input and output channels does this module have?
- It has 8 analog input channels and 8 analog output channels.
-
What signal types does it support?
- It supports voltage signals (±10V, 0-10V) and current signals (4-20mA).
-
What industries typically use the AAB841?
- It is commonly used in power plants, manufacturing automation, oil & gas, and SCADA systems.
-
What is the accuracy of this module?
- It has a signal accuracy of ±0.1% full scale.
-
What is the isolation voltage?
- It features 1500V AC isolation, ensuring protection against electrical interference.
-
Is the module compatible with third-party control systems?
- Yes, it supports Modbus, RS-485, and Fieldbus communication protocols.
-
Can this module be used in outdoor environments?
- It is designed for indoor industrial environments, with an IP20 protection rating.
-
What are the mounting options for this module?
- It can be mounted using DIN rail or panel installation.
-
Is redundancy supported?
- Yes, the AAB841 supports redundant configuration for fail-safe operation.
Recommended 10 Related Models
| Model | Description |
|---|---|
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| AAB848 | Intelligent Analog Signal Conversion Module |
| AAB849 | Secure Data Transmission Analog Module |
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| AAB851 | High-Resolution Data Acquisition Module |
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|---|---|
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Company Information
E-mail: [email protected]
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Add: Alishan Building, 2 Lvling Rd, Siming District, Xiamen, Fujian, China, 361006
Our services
We are specialized in providing industrial automation parts with a one-year warranty. Our industrial automation parts are sold all over the world.
We can provide equipment and spare parts from different countries and manufacturers, solve your worries or quality problems in many places, and have a great price advantage.
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