Yokogawa AAI141‑S00/A4S00 Analog Input Module

Description

The Yokogawa AAI141‑S00/A4S00 Analog Input Module provides 16 isolated analog input channels for precise signal acquisition in CENTUM VP and ProSafe‑RS systems. Designed for high accuracy and robust isolation, it ensures reliable measurement and secure integration in demanding industrial automation environments.

Specifications

• Manufacturer: Yokogawa

• Product Number: AAI141‑S00/A4S00

• Module Type: Analog Input Module

• Input Channels: 16 isolated inputs

• Input Signal: 4–20 mA

• Allowable Input Current: 24 mA

• Withstanding Voltage: 1500 V AC (input to system, 1 min)

• Input Resistance:

  • Power ON: 270 Ω (20 mA) to 350 Ω (4 mA)

  • Power OFF: ≥500 kΩ

• Accuracy: ±16 µA

• Data Update Period: 10 ms

• Transmitter Power Supply: 19.0 V (20 mA) to 25.5 V (0 mA), limit 25 mA

• Transmitter Type: Configurable per channel (2‑wire or 4‑wire)

• Temperature Drift: ±16 µA per 10 °C

• Current Consumption: 230 mA (5 V DC), 540 mA (24 V DC)

• External Connection: Pressure clamp terminal, MIL connector cable, KS1 dedicated cable

• Terminal Block: A4S00 with pressure clamp terminal block

• Weight: 0.3 kg (module), 1.5 kg shipping

Features

• Isolated Inputs: Ensures secure signal separation and system protection

• High Accuracy: ±16 µA precision for reliable process measurement

• Fast Response: 10 ms update period for real‑time control

• Flexible Transmitter Support: Configurable for 2‑wire or 4‑wire devices

• Robust Isolation: 1500 V withstand voltage enhances safety and reliability

• Industrial Durability: Designed for continuous duty in harsh environments

• Secure Connectivity: Multiple external connection options for flexible installation