Yokogawa AAR145-S03 RTD/POT Input Module 16-Channel

Yokogawa AAR145-S03: RTD/POT Input Module

The Yokogawa AAR145-S03 provides 16 isolated channels for temperature and resistance measurement. This module accepts both RTD and Potentiometer (POT) inputs. It offers high accuracy and compliance with measurement standards. The module is ideal for precise industrial monitoring applications.

Core Specifications

• Model: AAR145-S03 RTD/POT Input Module
• Channels: 16 isolated input channels
• Input Types: Selectable RTD or Potentiometer (POT)
• Input Range: ±5 Volt measurement range
• Compliance: Meets established measurement standards

Measurement Accuracy

• RTD Accuracy: ±150 mΩ precision
• POT Accuracy: ±0.2% of Full Scale (FS)
• Wiring Resistance: Max 150 Ω per wire allowed
• Excitation Current (RTD): 1 mA standard supply

Temperature Characteristics

• RTD Temp Coefficient: ±0.3 Ω per 10°C change
• POT Temp Coefficient: ±0.4% per 10°C change
• Operating Temp (-S03): -20°C to 70°C (ISA G3 compliant)

Electrical & Physical Details

• Power Consumption: 350 mA at 5V DC typical
• Dedicated Cable: KS8/AKB335 connection cable required
• Isolation: 16-channel isolated design

Model Suffix Options

• -S: Standard module type
• 5: No explosion protection variant
• E: With explosion protection option
• 0: Basic model type
• 3: ISA Standard G3 with extended temperature range

Package Contents

• One (1) AAR145-S03 RTD/POT Input Module
• Installation and configuration documentation
• (Note: KS8/AKB335 cable typically sold separately)

Installation Guide

• Install in compatible Yokogawa system backplane
• Connect KS8/AKB335 dedicated cable to module
• Configure each channel as RTD or POT via software
• Ensure wiring resistance does not exceed 150 Ω per wire
• Verify operation within specified temperature range

Shipping Information

• Shipping weight: Approximately 0.8 kg (with packaging)
• FedEx, UPS, DHL shipping available globally
• Protective packaging ensures safe delivery

Frequently Asked Questions

What inputs does this module accept?

• The AAR145-S03 accepts either Resistance Temperature Detector (RTD) or Potentiometer (POT) inputs, selectable per channel.

What is the accuracy of the RTD measurement?

• RTD measurement accuracy is ±150 mΩ, with a temperature coefficient of ±0.3 Ω per 10°C change.

What does the -S03 model suffix indicate?

• The -S03 suffix indicates a Standard type module with ISA G3 compliance and an extended operating temperature range of -20°C to 70°C.

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