AAV141-S50 Yokogawa 16-Channel Analog Input Module for Industrial PLC

Product Overview

The AAV141-S50 by Yokogawa is a 16-channel analog input module for high-precision industrial signal acquisition. It accepts 1–5 V DC differential signals. 

Technical Specifications

• Brand: Yokogawa
• Model: AAV141-S50
• Module Type: Analog Input Module
• Series: AAV141
• Number of Channels: 16 differential, non-isolated
• Input Signal: 1 to 5 V DC
• Allowable Common Mode Voltage: ±1 V
• Allowable Input Voltage: ±7.5 V
• Input Resistance: 1 MΩ (Power ON), 340 kΩ (Power OFF)
• Accuracy: ±4 mV
• Data Update Period: 10 ms
• Step Response Time: 100 ms
• Temperature Drift: ±4 mV / 10°C
• Maximum Current Consumption: 350 mA (5 V DC)
• External Connection: Pressure clamp terminal, KS cable, MIL connector cable
• HART Communication: Not supported
• Weight: 0.2 kg

Configuration Breakdown

• Model Suffix:
  • AAV141 = 16-channel analog input module, 1–5 V, non-isolated
  • -S = Standard type
  • 5 = No explosion protection
  • 0 = Basic type

Installation & Operation Guidance

• Mount on standard PLC rack with correct orientation.
• Connect input signals via differential channels using KS or MIL cables.
• Ensure common mode voltage remains within ±1 V.
• Verify update period settings for high-speed applications.

Maintenance & Diagnostic Ease

• Periodically inspect connectors for secure attachment.
• Calibrate input channels after installation for optimal accuracy.
• Monitor drift under varying temperature conditions.

Compatibility & Applications

• Designed for Yokogawa DCS and PLC systems.
• Ideal for industrial automation, process control, and data acquisition.
• Supports vibration, pressure, and analog sensor inputs in real-time monitoring.
• Enables reliable diagnostic analysis of critical control loops.

Packaging & Warranty

• New & Original in Factory Packing
• Includes module and standard connectors
• Factory Warranty: 12 Months
• Shipping: FedEx, UPS, DHL with 24–48 hours dispatch

Global PLC Spare HUB's Insight

• The AAV141-S50 provides precision analog signal acquisition for critical industrial processes.
• It improves system reliability by maintaining low drift and high update rates.
• Engineers recommend it for high-density PLC systems needing non-isolated input channels.

FAQ

• Q: Can the module handle input signals above 5 V?
• A: No, ensure inputs remain within 1–5 V DC for accuracy.
• Q: How to select between standard and basic types?
• A: Standard (-S) is recommended for most industrial installations due to reliability.
• Q: Can it be used in hazardous environments?
• A: The AAV141-S50 has no explosion protection; use in safe areas only.
• Q: What maintenance ensures optimal performance?
• A: Regularly inspect terminals, recalibrate channels, and monitor temperature drift.
• Q: How to integrate with Yokogawa PLCs?
• A: Connect via KS or MIL cables and configure channels in the DCS input module setup.

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