Yokogawa AAT145 TC/RTD Input Modules Brand New In Stock

Overview

Yokogawa AAT145 TC/RTD Input Modules are specialized devices designed to receive and process signals from thermocouples (TC) and Resistance Temperature Detectors (RTD). These modules play a crucial role in industrial automation and control systems, enabling accurate temperature measurement and control.

Input Specifications

• Number of Input Channels: 16 isolated channels.
• Input Signal Types:
  • Thermocouple (TC): JIS C1602:1995 (*1), IEC584:1995 Types J, K, E, B (*2), R, S, T, N.
  • Millivolt (mV): -100 to 150 mV, -20 to 80 mV.
• Switching Input Signals: TC/mV can be set individually for channels CH1 to CH16.

Electrical Characteristics

• Allowable Input Voltage: ±5 V.
• Withstanding Voltage:
  • Between input and system: 500 V AC (for single card: 1500 V AC) for 1 minute.
  • Between input channels: 200 V AC for 1 minute.
• Input Resistance:
  • Power ON: 1 MΩ or larger.
  • Power OFF: 1 MΩ or larger.

Accuracy and Performance

• Accuracy: ±40 µV.
• Allowable Total Resistance: Signal source plus wiring, 1000 Ω or less.
• Effect of Allowable Signal Source Resistance: ±20 µV for 1000 Ω.
• Reference Junction Compensation Accuracy: ±1 °C (*5) (6).

Data Update and Burn-out Features

• Data Update Period: 1 second.
• Burn-out Function:
  • All channels can be set together.
  • Setting: Not available/Available (UP/DOWN).
  • Detection time: 60 seconds.

Temperature Drift and Power Requirements

• Temperature Drift: ±80 µV/10 °C.
• Maximum Current Consumption: 350 mA (5 V DC).

Additional Specifications

• Weight: 0.3 kg.
• External Connection: Dedicated cable (KS1).

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