AAI143-S50 Analog Input Module Yokogawa

Yokogawa AAI143-S50 Analog Input Module

Core Technical Specifications

• Brand & Model: This is the AAI143-S50 module from Yokogawa, a basic type analog input unit.
• Input Channels: It offers 16 fully isolated input channels for connecting multiple field devices.
• Signal & Range: Each channel accepts 4 to 20 mA signals, with an allowable input up to 24 mA.
• Isolation & Safety: The module provides strong 1500 V AC isolation between input and system for 1 minute.
• Accuracy & Speed: It achieves high ±16 µA accuracy with a fast 10 ms data update period.
• Input Resistance: Operating resistance is 270 Ω to 350 Ω; it measures 500 kΩ or larger when powered off.
• Transmitter Power: It supplies 19.0 V to 25.5 V to connected transmitters with a 25 mA current limit.
• Configuration: You can set each channel individually for 2-wire or 4-wire transmitter operation.
• Temperature Stability: Drift is limited to ±16 µA per 10 °C change in ambient temperature.
• Power Requirements: Maximum current consumption is 230 mA at 5V DC and 540 mA at 24V DC.
• Physical Details: The module weighs approximately 0.3 kg and connects via pressure clamp terminal or MIL connector.

Frequently Asked Questions (FAQ)

• Is this a genuine Yokogawa product?
  Yes, we supply only 100% new and original Yokogawa AAI143-S50 modules.
• How many analog inputs does this module have?
  It provides 16 isolated input channels for 4-20 mA current signals.
• What is the isolation voltage rating?
  The module withstands 1500 V AC for 1 minute between input and system.
• What is the measurement accuracy?
  Accuracy is specified at ±16 µA for reliable process monitoring.
• Can I power transmitters from this module?
  Yes, it provides 19.0 V to 25.5 V transmitter power supply with current limiting.
• Is this item currently in stock?
  Yes, the AAI143-S50 is available from our inventory for fast shipping.
• What is your typical shipping time?
  Orders are processed and shipped within 5 business days via express couriers.

For technical support or pricing details on the Yokogawa AAI143 series, please contact our team.

Partner NexAuto Technology Limited.

Contact Information Inquiries: sales@nex-auto.com, +86 153 9242 9628