AAI141-H00

Overview

AAI141-H00 is a 16-channel analog input module from Yokogawa designed for 4–20 mA DC signals. It supports HART communication and is suitable for high-density, non-isolated input applications.

Model and Suffix Codes

Model: AAI141 – Analog Input Module (4–20 mA, 16-channel, Non-Isolated)
Suffix Codes:

• -H: With digital communication (HART protocol)

• 0: Always 0

• 0: Basic type

Input Specifications

• Channels: 16, non-isolated

• Input Signal: 4–20 mA DC

• Allowable Input Current: Up to 27 mA

• Input Resistance (Power ON): 400 Ω (at 20 mA) to 1000 Ω (at 4 mA)

• Input Resistance (Power OFF): ≥500 kΩ

• Accuracy: ±16 µA

Response Characteristics

• Data Update Period: 10 ms

• Step Response Time: 100 ms

Transmitter Support

• Transmitter Power Supply:

• ≥14.8 V (at 20 mA)

• ≤26.4 V (at 0 mA)

• Output Current Limit: 27 mA

• 2-/4-Wire Setting: Selectable per channel via setting pin

Temperature Characteristics

• Ambient Drift: ±16 µA / 10 °C

Power & Physical

• Max Current Consumption:

• 310 mA @ 5 V DC

• 450 mA @ 24 V DC

• Weight: 0.2 kg

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