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- Yokogawa
- AAI841-S50
- Analog Input/Output (I/O) Module
- Japan
- 50 mm × 130 mm × 160 mm
- 0.6kg
- Xiamen, China
- New & In Stock
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
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Product Overview: Yokogawa AAI841-S50
Brand and Series
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Brand: Yokogawa Electric Corporation
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Series: AAI841 Analog Input/Output Module Series
Product Introduction
The AAI841-S50 is a high-performance analog input/output module designed for distributed control systems (DCS) and industrial automation environments. It features 8 analog input channels and 8 analog output channels, supporting standard 4–20 mA current signals. This non-isolated module offers high reliability and stability, optimized for process monitoring and control in various industrial applications.
Equipped with the K4A00 terminal block interface, it enables easy wiring and maintenance. Its compact and rugged design ensures compatibility with a wide range of industrial control racks and systems.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | AAI841-S50 |
| Number of Input Channels | 8 |
| Number of Output Channels | 8 |
| Input Signal Type | 4–20 mA DC |
| Output Signal Type | 4–20 mA DC |
| Input Accuracy | ±0.1% of span |
| Output Accuracy | ±0.1% of span |
| Input Impedance | 250 Ω (current input) |
| Output Impedance | 500 Ω (current output) |
| Isolation | Non-isolated |
| Mounting | DIN rail or I/O base |
| Operating Temperature | -20°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Relative Humidity | 5% to 95%, non-condensing |
| Dimensions (W×D×H) | 50 mm × 130 mm × 160 mm |
| Weight | 0.6 kg |
| Power Supply | 24 V DC nominal |
| Power Consumption | 7 W |
| Update Rate | 100 ms for all channels |
| HART Communication | Not supported |
Applications
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Chemical Process Control: Monitoring flow, pressure, and temperature signals.
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Power Generation: Supervisory control and data acquisition in power plants.
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Oil and Gas Industry: Automation of upstream and downstream processes.
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Water and Wastewater Treatment: Control of water quality and treatment processes.
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Food and Beverage Manufacturing: Reliable analog signal processing for production lines.
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Pharmaceutical Production: Precise environmental and process control.
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Pulp and Paper Industry: Control of production line parameters.
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Metals and Mining: Automation in mineral processing and extraction.
Advantages
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Cost-effective: Accurate analog signal handling without the added cost of HART support.
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High Precision: Maintains ±0.1% accuracy for both input and output signals.
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Reliable Signal Interface: Standard 4–20 mA current loop ensures broad compatibility with sensors and actuators.
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Robust Design: Built to withstand harsh industrial environments with temperature and humidity resilience.
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Easy Installation: K4A00 terminal block simplifies wiring and maintenance.
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Compact Size: Saves valuable panel space while delivering ample I/O capacity.
Related or Same Series Models
| Model | Input Channels | Output Channels | HART Support | Terminal Interface |
|---|---|---|---|---|
| AAI841-S50 | 8 | 8 | No | K4A00 |
| AAI841-H50 | 8 | 8 | Yes | K4A00 |
| AAI841-S53 | 8 | 8 | No | K4A00 |
| AAI841-H53 | 8 | 8 | Yes | K4A00 |
| AAI841-H00 | 8 | 8 | Yes | A4S00 |
Popular Models from the Same Brand
| Model | Type | Channels | Signal Type | HART Support | Mounting |
|---|---|---|---|---|---|
| AAI543-H50/A4S00 | Analog Output | 16 | 4–20 mA | Yes | DIN Rail |
| AAI143-H50/K4A00 | Analog Input | 16 | 4–20 mA | Yes | DIN Rail |
| AAI141-H50/K4A00 | Analog Input | 8 | 4–20 mA | Yes | DIN Rail |
| AAI835-H00 | Analog Input | 32 | 4–20 mA | No | DIN Rail |
| AAI543-H00 | Analog Output | 16 | 4–20 mA | No | DIN Rail |
Frequently Asked Questions (FAQ)
Q1: What type of input signals does the AAI841-S50 support?
A1: It supports 4–20 mA DC analog input signals.
Q2: How many input and output channels does the module have?
A2: The module has 8 input channels and 8 output channels.
Q3: Does the AAI841-S50 support HART communication?
A3: No, this model does not support HART communication.
Q4: What is the input and output accuracy?
A4: Both input and output signals have an accuracy of ±0.1% of span.
Q5: What are the dimensions and weight of this module?
A5: Dimensions are 50 mm (W) × 130 mm (D) × 160 mm (H), and it weighs 0.6 kg.
Q6: What is the operating temperature range?
A6: It operates from -20°C to +70°C.
Q7: What type of mounting does the module support?
A7: It supports DIN rail mounting or installation on an I/O base.
Q8: Is the module isolated?
A8: No, the AAI841-S50 is a non-isolated module.
Q9: What power supply is required?
A9: It requires a 24 V DC nominal power supply.
Q10: What is the update rate for the channels?
A10: The update rate for all channels is 100 milliseconds.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.