Product Overview
The Yokogawa AAI841-S00/K4A00 is a high-performance analog input/output (I/O) module designed for the CENTUM VP Distributed Control System (DCS). This module integrates 8 analog input and 8 analog output channels, supporting various input types including current, voltage, and thermocouples. Engineered for accurate data acquisition and control, it /fers advanced diagnostics, hot-swappable design, and robust operation for demanding industrial environments.
Key Features
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Combines 8 analog inputs and 8 analog outputs in a single module
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支持s input signals: 4–20 mA, 1–5 V, and thermocouples
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Outputs 4–20 mA DC current signals with high accuracy
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High-resolution 16-bit A/D conversion for inputs and 12-bit D/A conversion for outputs
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Comprehensive diagnostics including input/output status and fault detection
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Hot-swappable design allows maintenance without system downtime
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Compact and modular for efficient rack installation
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Fully compatible with Yokogawa CENTUM VP system
Technical Specifications
| Item | Specification |
|---|---|
| Product Type | Analog Input/Output Module |
| 型号 Number | AAI841-S00/K4A00 |
| 制造商 | 横河 Corporation |
| Input Channels | 8 analog input channels |
| Output Channels | 8 analog output channels |
| 支持ed Input Signals | 4–20 mA, 1–5 V, Thermocouple |
| Output Signal Type | 4–20 mA DC current output |
| Input Resolution | 16-bit |
| Output Resolution | 12-bit |
| Input Accuracy | ±0.1% / span |
| Output Accuracy | ±0.1% / span |
| Input Impedance | >250 Ω (current), >10 kΩ (voltage) |
| Isolation | Channel-to-channel and channel-to-ground |
| Diagnostics | Input/output status, fault detection, module health |
| Hot Swappable | Yes |
| Mounting | DIN rail or I/O baseplate |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -20°C to +70°C |
| Relative Humidity | 5% to 95% non-condensing |
| Dimensions | 107.5 × 32.8 × 130 mm |
| 重量 | 0.3 kg |
| Certifications | CE, UL, CSA, RoHS |
Industry Applications
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Chemical and Petrochemical Processing
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Power Generation and Utilities
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Oil and Gas Industry
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Pharmaceutical Manufacturing
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Food and Beverage Processing
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Water and Wastewater Treatment
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Pulp and Paper Industry
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Metals and Mining Automation
Product Advantages
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Combines analog input and output channels in one compact module
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High precision 16-bit and 12-bit conversion for accurate control
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Advanced diagnostics enable proactive maintenance
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Hot-swappable to reduce downtime during service
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Compact design optimizes rack space usage
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Seamless integration with Yokogawa CENTUM VP systems
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Durable and reliable under harsh industrial conditions
常见问题 (FAQ)
1. How many input and output channels does the AAI841-S00/K4A00 support?
It supports 8 analog input and 8 analog output channels.
2. What types / input signals are accepted?
4–20 mA, 1–5 V, and thermocouple inputs are supported.
3. What is the output signal type?
4–20 mA DC current output.
4. Is the module hot-swappable?
Yes, hot swapping is supported.
5. What are the input and output resolutions?
Inputs have 16-bit resolution; outputs have 12-bit resolution.
6. What diagnostics are available?
Input/output status, fault detection, and module health monitoring.
7. What are the physical dimensions / the module?
107.5mm × 32.8mm × 130 mm.
8. What is the operating temperature range?
0°C to +60°C.
9. What certifications does the module have?
Certified by CE, UL, CSA, and RoHS.
10. How can the module be mounted?
支持s DIN rail or I/O baseplate mounting.
Related Modules
| 型号 Number | 描述 |
|---|---|
| AAI141-S00 | Analog Input Module |
| AAI543-H50 | Analog Output Module |
| ADV151-E60 | Digital Input Module |
| ADV551-P13 | Digital Output Module |
Popular Yokogawa Modules
| 型号 Number | 描述 |
|---|---|
| AAI141-S00/A4S00 | Analog Input Module |
| AAI143-S53/A4S00 | Analog Input Module |
| AAI543-H50 S1 | Analog Output Module |
| AAI835-H00-S2 | Analog I/O Module |
| AAI835-S00 S2 | Analog I/O Module |
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