Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613666033393 | ||
| +8613666033393 | |||
| 13666033393 | |||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China |
1. Product Specifications
| Parameter | Specification |
|---|---|
| Model | AAB841 |
| Number of Channels | 8 input channels / 8 output channels, non-isolated |
| Input Signal | 1 to 5 V DC (allowable common mode voltage ±1 V or less) |
| Output Signal | 4 to 20 mA |
| Input Resistance (Power ON) | Voltage input: 1 MΩ or larger, Current input: 290 Ω (at 20 mA) to 450 Ω (at 4 mA) |
| Input Resistance (Power OFF) | Voltage input: 340 kΩ or larger, Current input: 500 kΩ or larger |
| Allowable Load Resistance | 0 to 750 Ω |
| Circuit Open Detection | Less than 0.65 mA |
| Accuracy | Voltage input: ±4 mV, Current input: ±16 μA, Output: ±48 μA |
| Data Update Period | 10 ms |
| Input Step Response Time | 100 ms |
| Output Step Response Time | 40 ms |
| Transmitter Power Supply | 14.8 V or higher (at 20 mA), 26.4 V or less (at 0 mA) |
| Temperature Drift | ±0.1 %/10 °C |
| Maximum Current Consumption | 310 mA (5 V DC), 250 mA (24 V DC) |
| External Connection | KS cable |
| HART Communication | Available (at current input and output) |
| Dimensions (mm) | 107.5 × 32.8 × 130 |
| Weight | 0.3 kg |
2. Product Introduction
The Yokogawa AAB841 Analog I/O Module is a high-performance module designed for precise signal conversion in industrial automation systems. It supports 8 input and 8 output channels with non-isolated differential input, allowing smooth signal transmission for voltage (1 to 5 V DC) and current (4 to 20 mA DC).
The module is optimized for field control units and can be used with Yokogawa’s CENTUM and ProSafe-RS systems, ensuring seamless integration into process control applications. With HART communication compatibility, it allows enhanced field device monitoring and diagnostics.
3. Applications
The AAB841 is widely used in various industrial control applications, including:
- Process Control Systems – Used in oil & gas, power plants, and chemical processing for monitoring and control.
- Manufacturing Automation – Ensures precise signal input and output for automated systems.
- Water Treatment Plants – Used in remote monitoring and control of water treatment processes.
- Pharmaceutical Industry – Provides accurate signal conversion for process monitoring.
- Energy Management Systems – Supports real-time monitoring of energy consumption.
4. Product Advantages
- High Accuracy – Ensures precise analog signal measurement and conversion.
- Dual Redundant Configuration – Increases system reliability and minimizes downtime.
- HART Communication Support – Enables advanced diagnostics and remote configuration.
- Compact and Lightweight – 107.5 × 32.8 × 130 mm, 0.3 kg, making installation easy.
- Fast Response Time – 10 ms data update period for real-time applications.
- Versatile Compatibility – Works with various Yokogawa field control units (AFV30, AFV40, AFF50, etc.).
- Wide Temperature Range – Operates effectively in industrial environments.
5. Latest News on AAB841
- “Yokogawa Enhances Field Control Systems with AAB841 Analog I/O Module”
- “Improving Industrial Process Efficiency with Yokogawa AAB841”
- “HART-enabled Analog Modules Revolutionizing Process Automation”
6. Recommended Related Models
| Model | Description |
|---|---|
| AAI841 | Analog I/O Module, 4-20mA input/output, 8 channels, non-isolated |
| AAB842 | Analog I/O Module, 1-5V/4-20mA input, 4-20mA output, 8 channels, non-isolated |
| AAI135 | Analog Input Module, 4-20mA, 8 channels, isolated |
| AAI143 | Analog Input Module, 4-20mA, 16 channels, isolated |
| AAI835 | Analog I/O Module, 4-20mA input/output, 4 channels, isolated |
| AAI543 | Analog Output Module, 4-20mA, 16 channels, isolated |
| AAV141 | Analog Input Module, 1-5V, 16 channels, non-isolated |
| AAV144 | Analog Input Module, -10V to +10V, 16 channels, isolated |
| AAV542 | Analog Output Module, -10V to +10V, 16 channels, non-isolated |
| AAT141 | TC/mV Input Module, 16 channels, isolated |
7. Popular Yokogawa Models
| Model | Description |
|---|---|
| Yokogawa DCS CENTUM VP | Distributed Control System for industrial automation |
| Yokogawa ProSafe-RS | Safety Instrumented System (SIS) |
| Yokogawa STARDOM | Network-based control system |
| Yokogawa EJX110A | High-performance differential pressure transmitter |
| Yokogawa AXF Magnetic Flowmeter | Advanced magnetic flowmeter for liquid measurement |
| Yokogawa YS1000 Series | Programmable single-loop controllers |
| Yokogawa FA-M3 | High-speed PLC for industrial automation |
| Yokogawa OpreX | Comprehensive industrial automation and control solution |
| Yokogawa WT3000 Precision Power Analyzer | High-precision power measurement device |
| Yokogawa AQ6370 Optical Spectrum Analyzer | High-performance optical spectrum analyzer |
FAQ
FAQs (Frequently Asked Questions)
Q1: What is the function of the Yokogawa AAB841?
A1: The AAB841 is an Analog I/O Module that converts analog voltage (1-5V) input signals into 4-20mA current output signals for process control applications.
Q2: Is the AAB841 module compatible with HART communication?
A2: Yes, it supports HART communication for current input and output, allowing remote diagnostics and configuration.
Q3: Can the AAB841 be used in safety systems?
A3: The module is primarily used for process control but can be integrated into safety systems when used with compatible Yokogawa safety controllers.
Q4: What is the update period for data transmission?
A4: The AAB841 has a 10 ms data update period, ensuring fast and accurate data transfer.
Q5: How many channels does the AAB841 have?
A5: It has 8 input and 8 output channels, supporting both voltage and current signals.
Q6: What is the size and weight of the module?
A6: The module’s dimensions are 107.5 × 32.8 × 130 mm, and it weighs 0.3 kg.
Q7: What kind of power supply does it require?
A7: It operates on 5V DC (310 mA) and 24V DC (250 mA).
Q8: Can it be used in redundant configurations?
A8: Yes, the module supports dual-redundant configurations for increased reliability.
Q9: What industries commonly use this module?
A9: It is widely used in oil & gas, power plants, manufacturing, water treatment, and pharmaceuticals.
Q10: Does the AAB841 support high-temperature environments?
A10: Yes, it is designed to operate reliably in industrial temperature conditions.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
