Yokogawa AAR181-S50 RTD Input Module

Frequently Asked Questions (FAQ)

Q1: What types of input signals does the AAR181 module support?
A1: The AAR181 module supports RTD (Pt100, 3-wire type) input signals.

Q2: How many input channels does the AAR181 have?
A2: The AAR181 module has 12 input channels, all isolated.

Q3: What is the input voltage range for this module?
A3: The input voltage range is ±5 V.

Q4: What is the withstanding voltage of the AAR181 module?
A4: The withstanding voltage between input and system is 1500 V AC for 1 minute.

Q5: What is the input resistance of the AAR181 module?
A5: The input resistance is 2 MΩ or higher when powered on, and 2 MΩ or higher when powered off.

Q6: What is the maximum current consumption of this module?
A6: The maximum current consumption is 450 mA (5 V DC).

Q7: What is the reference junction compensation accuracy of the AAR181 module?
A7: The reference junction compensation accuracy is ±1 °C, depending on the temperature environment.

Q8: What is the temperature drift for the AAR181 module?
A8: The temperature drift for RTD signals is ±120 mΩ/10°C.

AAR181-S50 RTD Input Module Yokogawa

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