製品紹介
The Yokogawa AAT141 is a high-precision Thermocouple/millivolt Input Module designed for use in Yokogawa’s CENTUM VP and CS 3000 production control systems. It enables accurate temperature and voltage measurement through thermocouple or direct millivolt signal inputs. The module is part / Yokogawa’s advanced N-IO (Network I/O) platform, enabling high-density analog input interfacing with field devices. Its modularity, diagnostic capabilities, and signal isolation features make it a valuable component in modern industrial control and monitoring architectures. Designed with robustness and reliability in mind, the AAT141 suits demanding industrial environments, especially where process safety and data accuracy are paramount.
製品仕様
| Parameter | Specification |
|---|---|
| Product Type | Thermocouple/mV Analog Input Module |
| Input Channels | 8 isolated channels |
| Input Type | Thermocouple (Types B, E, J, K, N, R, S, T, etc.), mV |
| Input Range | -10 mV to +100 mV (depends on thermocouple type) |
| Cold Junction Compensation | Built-in (automatic) |
| Isolation | Channel-to-channel and channel-to-ground isolation |
| Resolution | 16-bit or better (typical) |
| Accuracy | ±0.1% / full scale |
| Signal Update Rate | 100 ms per channel (typical) |
| Burnout Detection | 対応可能 (high/low configurable) |
| Diagnostics | Open circuit, wiring error, and signal loss detection |
| Power Supply | Supplied via base 台 (typically 24 VDC) |
| Operating Temperature Range | -20°C to +55°C |
| Storage Temperature Range | -40°C to +70°C |
| Relative Humidity | 5% to 95% RH (non-condensing) |
| Mounting | DIN rail or baseplate mounting |
| Dimensions (W x H x D) | 32.8 × 130 × 107.5 mm |
| 重量 | 0.2 kg |
| Compatibility | CENTUM VP, CS 3000, N-IO platform |
| Certifications | CE, CSA, ATEX, FM (varies by configuration) |
Applications
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Petrochemical Plants – For precise temperature control in reactors and distillation columns.
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Power Generation – Monitoring turbine temperatures and heat exchanger performance.
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Pharmaceutical Manufacturing – Maintaining strict temperature regulation for batch processing.
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Food and Beverage Industry – Used in pasteurization and sterilization processes.
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Water Treatment Facilities – For monitoring chemical dosing temperatures and boiler controls.
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Oil & Gas Facilities – For upstream and downstream thermal measurements.
Advantages
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High Input Density: サポートs up to 8 isolated channels, minimizing hardware footprint.
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Versatile Compatibility: Accepts multiple thermocouple types and mV signals.
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Built-in Isolation: Ensures electrical safety and minimizes cross-channel interference.
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Advanced Diagnostics: Early detection / signal loss, wiring errors, and open circuits.
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Seamless Integration: Designed for Yokogawa’s CENTUM VP/CS 3000 systems, ensuring native compatibility.
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Flexible Mounting: Compact DIN rail form factor for easy cabinet integration.
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Reliable Cold Junction Compensation: Ensures accurate temperature readings under varying environmental conditions.
よくある質問 (FAQ)
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What types / thermocouples are supported by the AAT141?
The AAT141 supports multiple types including B, E, J, K, N, R, S, and T. -
Is cold junction compensation included in the module?
Yes, it features built-in cold junction compensation to ensure accurate readings. -
Can the AAT141 module detect open or broken thermocouple wires?
Yes, it has built-in diagnostics to detect open circuits and signal errors. -
How many input channels are available on one module?
The module has 8 independent and electrically isolated input channels. -
Can the module be used for mV input other than thermocouples?
Yes, it accepts direct mV signals in addition to thermocouple inputs. -
What is the module’s signal resolution?
It typically /fers 16-bit resolution, ensuring precise signal capture. -
Is the module compatible with CENTUM VP systems?
Yes, it is fully compatible with Yokogawa’s CENTUM VP and CS 3000 platforms. -
What type / mounting is supported?
It supports DIN rail and baseplate mounting configurations. -
What is the update rate per channel?
Typical update rate is 100 milliseconds per channel. -
Does the module comply with international safety certifications?
Yes, it complies with CE, CSA, ATEX, and FM standards (based on configuration).
Recommended モデルs from the Same Series or Related モデルs
| モデル | 説明 |
|---|---|
| AAI141 | Analog Input Module (4–20 mA, 16 Channels) |
| AAI143 | High-density Analog Input Module (4–20 mA, 32 Channels) |
| AAT145 | TC/mV Input Module with Extended Diagnostics |
| ADV151 | Digital Input Module (24VDC, 16 Channels) |
| AAI841 | Foundation Fieldbus AI Module |
| AAR181 | Relay Output Module (8 Channels) |
Popular Yokogawa Modules from the Same ブランド
| モデル | 説明 |
|---|---|
| AAI141-H50 | High-speed AI Module for Fast Loop Applications |
| AAI543 | Analog Input Module with HART Communication |
| AOA141 | Analog Output Module (4–20 mA, 8 Channels) |
| ADV551 | Digital Output Module (24VDC, 16 Channels) |
| AAM50 | Multiplexer Communication Module |
| AAI835 | HART AI Module for Enhanced Diagnostics |
会社情報
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