Description
Product Description
Overview
The Yokogawa AAI143-S53/K4A00 is a high-performance 16-channel analog input module designed for precise measurement and signal acquisition in industrial control systems. Each input channel is fully isolated, ensuring reliable operation in complex environments and minimizing interference between signals. This module supports both 2-wire and 4-wire transmitters, configurable per channel.
Technical Specifications
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Number of Input Channels: 16, fully isolated
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Input Signal Range: 4 to 20 mA
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Maximum Allowable Input Current: 24 mA
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Input Resistance:
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Accuracy: ±16 microamperes
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Data Update Rate: 10 milliseconds
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Transmitter Power Supply: 19.0 V minimum at 20 mA, 25.5 V maximum at 0 mA, output current limited to 25 mA
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Transmitter Wiring Configuration: Each channel selectable for 2-wire or 4-wire using setting pins
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Temperature Drift: ±16 microamperes per 10 degrees Celsius
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Maximum Current Consumption: 230 mA at 5 V DC, 540 mA at 24 V DC
Applications
Ideal for process control, data acquisition, and industrial monitoring systems. Supports a wide range of transmitters in chemical, manufacturing, and utility plants. The module’s high isolation and precise current input measurement make it suitable for critical applications requiring high reliability and signal integrity.
FAQ
Q: Can this module work with 2-wire and 4-wire transmitters simultaneously?
A: Yes, each channel can be individually configured via setting pins.
Q: What is the update speed for input readings?
A: Input data is refreshed every 10 milliseconds, providing near real-time monitoring.
Q: Is the module suitable for harsh temperature environments?
A: Yes, the module maintains a maximum drift of ±16 microamperes per 10 degrees Celsius.
