The Yokogawa AAM21J is a versatile input module designed for industrial applications, conforming to IEC584-1995 and IEC751-1995 standards. It supports mV, thermocouple, and RTD inputs, making it suitable for various uses such as process control, machine control, environmental monitoring, and data acquisition.

Features of the Yokogawa AAM21J:

1. High Accuracy:

   • ±0.1% of span accuracy for mV and RTD inputs.
   • ±0.25% of span accuracy for thermocouple inputs.

2. Wide Input Range:

   • mV: Accepts signals from -10 V to +10 V.
   • Thermocouple: Supports types J, K, E, B, R, S, T, and N.
   • RTD: Compatible with Pt100, JPt100, Cu50, and Ni100.

3. Fast Response Time:

   • 0.5 seconds response time for mV and RTD inputs.
   • 2 seconds response time for thermocouple inputs.

4. Isolation:

   • Provides 2,500 V RMS isolation between channels and from the power supply, ensuring safety and reliability in industrial environments.

5. Mounting:

   • Designed for DIN rail mounting, facilitating easy installation and maintenance in industrial control panels.

Applications:

The AAM21J is particularly suitable for applications where accurate and reliable measurement of mV, thermocouple, and RTD signals is required. Its robust design enables it to operate effectively in harsh industrial environments, meeting the demands of process control, machine control, environmental monitoring, and data acquisition systems.