Yokogawa | AAI143-S03 | Current Input Modules Isolated

Description

Model: AAI143-S03

Input & Electrical Characteristics

• Number of input channels: 16, isolated
• Input signal: 4 to 20 mA
• Allowable input current: 24 mA
• Withstanding voltage: 1500 V AC, for 1 minute (between input and system)
• Input resistance:
  • Power ON: 270 Ω (20 mA) to 350 Ω (4 mA)
  • Power OFF: 500 kΩ or larger
• Accuracy: ±16 µA

Performance & Environment

• Data update period: 10 ms
• Drift due to ambient temperature change: ±16 µA/10 ˚C

Power Requirements

• Transmitter power supply:
  • 19.0 V or higher (at 20 mA)
  • 25.5 V or less (at 0 mA)
  • Output current limit: 25 mA
• Maximum current consumption:
  • 230 mA (5 V DC)
  • 540 mA (24 V DC)

Installation & Communication

• Setting for 2-wire or 4-wire transmitter: For each channel by setting pin
• External communication: Pressure clamp terminal, MIL connector cable, dedicated cable (KS1)
• HART communication: Available

Physical Characteristics

• Weight: 0.3 kg