Yokogawa AAI141-H50 Analog Input Module Trusted supplier Trusted supplier

Brand：Yokogawa Electric

Item No.：Yokogawa AAI141-H50

Product origin：Japan

Dimensions:107.5 × 32.8 × 130 mm

Weight:0.2 kg

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Product Introduction：

Overview

The Yokogawa AAI141-H50 is an analog input module designed for use with Yokogawa’s CENTUM CS 3000 and CENTUM VP distributed control systems. It provides high-accuracy signal conversion from analog process inputs to digital signals for process monitoring and control. The module is engineered for reliability in demanding industrial environments such as oil and gas, petrochemical, and power generation plants.

General Information

Part Number: AAI141-H50

Manufacturer: Yokogawa Electric Corporation

Series: AAI (Analog Input Module Series)

Type: Analog Input Module (AI)

Number of Channels: 16 isolated analog input channels

Signal Type: 4–20 mA DC (current input)

Country of Origin: Japan

Mounting: Installed on a VNet or FIO base plate within the control cabinet

Technology: High-speed A/D conversion with signal isolation, digital filtering, and noise suppression for industrial control systems

Power Specifications

Power Supply Voltage: 24 V DC (supplied from the I/O base)

Power Consumption: Approximately 6.5 W

Input Power Source: Through the backplane connection

Isolation: Channel-to-channel and channel-to-ground isolation

Protection: Overvoltage, reverse polarity, and noise suppression circuitry

Communication & Interface

Interface Type: Field I/O (FIO) bus communication

Communication Protocol: VNet / VNet-IP system network

Input Range: 4–20 mA DC

Resolution: 16-bit A/D conversion

Accuracy: ±0.1% of reading or better

Diagnostics: Built-in self-diagnostics and LED status indicators for channel condition, communication, and power

Configuration: Software-configured via Yokogawa’s engineering tools (such as CENTUM CS 3000 system builder)

Environmental

Operating Temperature: 0 °C to +60 °C

Storage Temperature: −20 °C to +70 °C

Humidity: 10% to 90% RH, non-condensing

Vibration Resistance: 10–60 Hz, 0.075 mm amplitude

Protection Rating: IP20 (for control cabinet installation)

Maximum Altitude: 2000 m

Dimensions & Weight

Dimensions (L × W × H): 107.5 × 32.8 × 130 mm

Weight: 0.2 kg

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