Overview

The Yokogawa AAI841-S00 is an 8-channel input/output module designed for industrial automation, offering both current and voltage input/output with non-isolated channels. It is commonly used in applications that require precise analog signal handling in control systems.

Technical Specifications

• Input Types:

  • Current Input: 4-20 mA
  • Voltage Input: 1-5 V (with common mode voltage of ±1 V)

• Output Type:

  • Current Output: 4-20 mA

• Allowable Input Current/Voltage:

  • Current Input: 25 mA
  • Voltage Input: ±7.5 V

• Input Resistance:

  • Current Input: 290 Ω (at 20 mA) to 450 Ω (at 4 mA)
  • Voltage Input: 1 MΩ or larger

• Accuracy:

  • Input: ±16 µA (current input)
  • Output: ±48 µA

• Data Update Period: 10 ms

• Response Time:

  • Input Step: 100 ms
  • Output Step: 40 ms

Power Requirements

• Transmitter Power Supply:

  • At 20 mA: 14.8 V or higher
  • At 0 mA: 26.4 V or less

• Maximum Current Consumption:

  • 5 V DC: 310 mA
  • 24 V DC: 500 mA

Environmental and Performance Details

• Temperature Drift: ±0.1% per 10°C

• External Connections:

  • Pressure clamp terminal
  • KS cable
  • MIL connector cable

• HART Communication: Available for current input/output

Dimensions and Weight

• Weight: 0.3 kg