Yokogawa AAR181 | 16-Channel RTD/TC Input Module Hot Items

Overview

The Yokogawa AAR181 is a high-precision input module designed to monitor RTD (resistance temperature detector) and thermocouple signals. It supports up to 16 isolated channels and offers dependable performance in industrial automation systems.

General Information

Part Number : AAR181
Manufacturer: Yokogawa Electric Corporation
Brand / Country of Origin: Yokogawa / Japan
Series : AAR181 (Analog Input Module)
Type : RTD/TC Input Module
Mounting: Rack- or panel-mounted inside Yokogawa I/O racks
Function : Converts field RTD and thermocouple signals into digital data for the system.

Power Specifications

Supply Voltage : Typically powered via rack backplane.
Power Consumption : Low (refer to system documentation).
Protection : Channel-to-channel and channel-to-system isolation for safety.
Indicators : Module status and channel fault indicators supported by the system.

Communication & Interface

Interface Type : Yokogawa I/O backplane interface.
Input Channels : 16 isolated channels supporting RTD sensors and thermocouples.
Diagnostics : Supports fault detection per channel and status reporting to control system.
Compatibility : Compatible with Yokogawa analog I/O racks and field control systems.

Environmental

Operating Temperature : −20 °C to +70 °C
Storage Temperature : −40 °C to +85 °C
Humidity : Up to 95% RH, non-condensing
Protection Rating : IP20 when mounted in enclosure
Cooling : Passive

Dimensions & Weight

Dimensions (L × W × H): 107.5 × 130 × 32.8 mm
Weight: Approx. 0.20 kg

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