Yokogawa AAV141 Module – Product Overview
製品紹介
The Yokogawa AAV141 is a highly reliable Analog Output module used primarily in the CENTUM CS 3000 or CENTUM VP distributed control systems. As part / Yokogawa’s field-proven I/O subsystem, the AAV141 /fers precise and stable analog signal transmission from the control system to field devices, such as actuators, control valves, or other analog-driven equipment.
Equipped with 8 analog output channels (usually voltage or current signals), this module ensures high accuracy and minimal signal drift, making it ideal for industrial environments that require long-term operational stability. With its robust hardware design and intelligent diagnostics, the AAV141 plays a crucial role in achieving efficient process automation.
Technical Specifications
| Parameter | Value |
|---|---|
| モデル Number | AAV141 |
| メーカー | 横河電機 Corporation |
| Function | Analog Output Module (AO) |
| Number / Channels | 8 channels |
| Output Signal Type | 4–20 mA DC / 1–5 V / 0–10 V (varies by configuration) |
| Output Accuracy | ±0.1% / F.S. |
| Resolution | 12-bit D/A conversion |
| Isolation | Channel-to-ground: Optically isolated |
| Response Time | <100 ms |
| Diagnostic Functions | Output failure detection, channel status, watchdog timer |
| Operating Temperature | 0 to 50°C (32 to 122°F) |
| Storage Temperature | -20 to 70°C (-4 to 158°F) |
| Relative Humidity | 5% to 95% RH (non-condensing) |
| Dimensions | 107.5 × 130 × 32.8 mm |
| 重量 | 0.2 kg |
| Mounting | Mounted on N-type I/O base (e.g., ANB10D) |
| Power Supply | Supplied via base, typically 24 VDC |
| Certifications | CE, UL, CSA |
Product Applications
The AAV141 module is typically used in process industries where high-quality analog output signals are essential for closed-loop or open-loop control systems. Common applications include:
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Oil & Gas Refineries – Regulating valve positioners and flow controls
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Chemical Processing Plants – Delivering analog signals to reactors, mixers
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Water Treatment Facilities – Controlling dosing pumps or flow gates
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Pharmaceutical Manufacturing – Managing clean room HVAC or pressure systems
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Power Generation Plants – Interfacing with turbine governors and feedwater control
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Pulp & Paper Industry – Driving analog actuators in paper thickness or coating control
Product Advantages
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High Signal Precision: The AAV141 provides accurate analog output with fine resolution, suitable for sensitive control loops.
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Stable Output Performance: The module is engineered to operate reliably over long durations in demanding industrial settings.
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Compact Design: Despite /fering 8 output channels, its slim pr/ile allows for dense mounting in control cabinets.
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Integrated Diagnostics: Built-in monitoring helps identify channel faults or connection failures in real-time, reducing downtime.
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Robust Isolation: Optical isolation between channels and ground provides safety and reduces signal interference.
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Flexible Configuration: サポートs various output signal types (current/voltage), enhancing adaptability in different system designs.
よくある質問 (FAQ)
Q1: What type / signal does the AAV141 output?
A: The AAV141 outputs analog signals, typically 4–20 mA DC. It can also be configured for voltage output like 1–5V or 0–10V.
Q2: Can I use the AAV141 with a CENTUM VP system?
A: Yes. The AAV141 is fully compatible with Yokogawa’s CENTUM VP and CS 3000 control systems.
Q3: How many channels does the AAV141 have?
A: It /fers 8 independent analog output channels.
Q4: Is the output signal isolated?
A: Yes. Each output is optically isolated from ground to prevent signal interference and ensure safety.
Q5: What kind / base does the AAV141 need for installation?
A: It is installed on Yokogawa’s N-type I/O base 台s, such as the ANB10D or ANB11D.
Q6: Can it detect channel faults automatically?
A: Yes, the AAV141 includes self-diagnostic functions that detect open circuits, signal loss, and other failures.
Q7: What is the response time / the module?
A: The typical response time is under 100 milliseconds.
Q8: Is the AAV141 suitable for safety instrumented systems (SIS)?
A: While it is highly reliable, it is not a certified SIS module. Yokogawa /fers specific safety modules for SIS use.
Q9: How is it powered?
A: Power is supplied through the base 台, typically at 24 VDC.
Q10: Does it require maintenance?
A: Minimal maintenance is needed. Periodic inspection for signal output consistency is recommended.
Recommended モデルs from the Same Series or Related Modules
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AAV142 – Analog Output Module with HART communication
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ADV151 – Analog Input Module, 8 channels
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ADV141 – Analog Input Module, 16 channels
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AAI141 – Isolated Analog Input Module (current type)
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AAI143 – Voltage-type Analog Input Module
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AAI835 – High-density analog input module for FOUNDATION Fieldbus
Popular Yokogawa Modules (Same ブランド)
| モデル | Function | Channels | Signal Type | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|
| AAV141 | Analog Output Module | 8 | 4–20 mA / Voltage | 27.5 × 130 × 176 | 0.45 kg |
| AAV142 | AO Module w/ HART | 8 | 4–20 mA + HART | 27.5 × 130 × 176 | 0.46 kg |
| ADV151 | Analog Input Module | 8 | 1–5V / 4–20 mA | 27.5 × 130 × 176 | 0.45 kg |
| AAI143 | Voltage Input Module | 16 | 1–5V / 0–10V | 27.5 × 130 × 176 | 0.44 kg |
| AAI141 | Isolated Current Input Module | 16 | 4–20 mA | 27.5 × 130 × 176 | 0.44 kg |
| AAI835 | FOUNDATION Fieldbus AI Module | 8 | Digital (FF) | 27.5 × 130 × 176 | 0.42 kg |
| AAI841 | HART Analog Input Module | 8 | 4–20 mA + HART | 27.5 × 130 × 176 | 0.45 kg |
| ADV161 | High-Speed Analog Input Module | 8 | 4–20 mA / Voltage | 27.5 × 130 × 176 | 0.46 kg |
会社情報
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