AAT141-S50

Overview

• Model: AAT141-S50

• Manufacturer: Yokogawa

• Type: TC/mV input module (16-channel, isolated)

• Application: Multi-channel thermocouple and millivolt input acquisition for Yokogawa control systems

Input Specification

• Number of Input Channels: 16 (isolated)

• Input Signal Types:

  • Thermocouple (TC): JIS C1602:1995, IEC584:1995 (Types J, K, E, B, R, S, T, N)

  • Millivolt (mV): -100 to 150 mV, -20 to 80 mV

• Channel Configuration: TC/mV can be set individually for CH1 to CH16

• Allowable Input Voltage: ±5 V

• Input Resistance: ≥ 2 MΩ (Power ON/OFF)

Accuracy & Performance

• Accuracy:

  • TC: ±30 µV

  • mV: ±80 µV (span -100 to 150 mV)

  • mV: ±30 µV (span -20 to 80 mV)

• Data Update Period: 1 s

• Burn-out Detection: All channels can be set together (UP/DOWN); detection time 60 s

Isolation Specification

• Withstanding Voltage: 1500 V AC between input and system (for 1 minute)

Electrical Specification

• Maximum Current Consumption: 450 mA (5 V DC)

Mechanical Specification

• Dimensions: Standard Yokogawa I/O module size

• Weight: 0.2 kg

• Mounting: Rack/base installation

Suffix Code Breakdown

• -S: Standard type

• 5: With no explosion protection

• 0: Basic type

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