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Product Overview
The Yokogawa AAT141-S03 TC/mV Input Module is a high-precision analog input module designed to measure thermocouple (TC) and millivolt (mV) signals in industrial automation systems. It offers exceptional temperature measurement accuracy, stability, and fast response times, making it ideal for process control applications requiring precise monitoring of temperature and low-level voltage signals.
Key Features
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Supports multiple thermocouple and mV input types
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High-accuracy and stable temperature measurement
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Fast response time for real-time process monitoring
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Excellent noise rejection for reliable signal processing
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Wide operating temperature range
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Designed for use in harsh industrial environments
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Compact design for easy installation and maintenance
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Seamless integration with Yokogawa control systems
Technical Specifications
| Item | Specification |
|---|---|
| Manufacturer | Yokogawa |
| Part Number | AAT141-S03 |
| Product Type | TC/mV Input Module |
| Input Type | Thermocouple (Type B, E, J, K, N, R, S, T) and mV signals |
| Number of Channels | 8 channels |
| Input Range | –10 mV to +100 mV (for mV inputs) |
| Accuracy | ±0.1% of reading or better |
| Resolution | 16-bit A/D conversion |
| Sampling Rate | 100 ms per channel typical |
| Isolation | Channel-to-channel and channel-to-system isolated |
| Operating Temperature | 0 °C to +55 °C |
| Storage Temperature | –20 °C to +70 °C |
| Power Supply | Supplied through I/O bus |
| Dimensions | 107.5 × 32.8 × 130 mm |
| Weight | 0.2 kg |
| Mounting | DIN rail or card rack installation |
| Applications | Temperature and low-voltage signal monitoring for process control |
Industry Applications
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Power generation and energy systems
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Oil and gas exploration and refining
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Chemical and petrochemical processing
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Manufacturing and production automation
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Water and wastewater treatment
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Pharmaceutical and biotechnology industries
Frequently Asked Questions (FAQ)
Q1: What types of signals does the AAT141-S03 support?
It supports both thermocouple (TC) and millivolt (mV) input signals.
Q2: How many input channels are available?
It provides 8 input channels for temperature and voltage measurements.
Q3: Which thermocouple types are compatible?
It supports Types B, E, J, K, N, R, S, and T.
Q4: What is the measurement accuracy?
The typical accuracy is ±0.1% of reading or better.
Q5: Does the module provide isolation?
Yes, it has channel-to-channel and channel-to-system isolation.
Q6: What is the operating temperature range?
0 °C to +55 °C.
Q7: Is the AAT141-S03 compatible with Yokogawa control systems?
Yes, it integrates seamlessly with Yokogawa control and safety systems.
Q8: Where is it typically used?
In industrial process control applications requiring precise temperature and mV monitoring.
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