AAI143-S50/K4A00

Product Overview

AAI143-S50/K4A00 is a 16-channel analog input module from Yokogawa, supporting isolated 4–20 mA input signals. 

---

Input Characteristics

• Input Signal: 4 to 20 mA

• Transmitter Power Supply: 19.0 V or more (at 20 mA), 25.5 V or less (at 0 mA)

• Output Current Limit: 25 mA

• Transmitter Type Configuration: Per channel (2-wire or 4-wire via setting pin)

• Temperature Drift: ±16 µA per 10 °C

---

Electrical Requirements

• Maximum Current Consumption:

• 230 mA @ 5 V DC

• 540 mA @ 24 V DC

---

Communication & Interface

• HART Communication: Supported (*3)

• External Connections: Pressure clamp terminal, MIL connector, KS1 cable

---

Physical Characteristics

• Weight: 0.3 kg

---

Suffix Code Explanation

• -S: Standard type

• 5: No explosion protection

• 0: Basic type

• /K4A00: With KS Cable Interface Adapter for connecting AEA4D Terminal Board

• Adapter model: ATK4A-00

---