AAI143-S53/A4S00

Overview

AAI143-S53/A4S00 is a Yokogawa 16-channel analog input module with isolated channels for 4–20 mA signals.

Suffix & Option Codes

• -S: Standard type

• 5: No explosion protection

• 3: ISA Standard G3 option with temperature range -20 to 70 °C

• /A4S00: Pressure Clamp Terminal Block (Model ATA4S-00)

Input Configuration

• Channels: 16, isolated

• Input Signal: 4–20 mA

• Allowable Input Current: 24 mA

• Data Update Period: 10 ms

• 2-wire / 4-wire Transmitter: Configurable per channel

Voltage & Resistance

• Withstanding Voltage: Input to system 1500 V AC, 1 min

• Input Resistance:

• Power ON: 270–350 Ω

• Power OFF: ≥500 kΩ

Accuracy & Performance

• Accuracy: ±16 µA

• Drift: ±16 µA / 10 °C

• Transmitter Power Supply: 19–25.5 V, max 25 mA output

Power & Communication

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

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

• HART Support: Yes

• Weight: 0.3 kg

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