YOKOGAWA AAI143-S50 Analog Input Module

Description

The YOKOGAWA AAI143-S50 acts as a high-performance interface between field sensors and control systems in industrial automation setups. It efficiently collects analog signals from various sensors, such as thermocouples, pressure transmitters, and flow meters, processes them through advanced filtering and conditioning algorithms, and converts them into digital data that can be easily interpreted by DCS or PLC systems. This module is seamlessly integrated into Yokogawa’s automation ecosystem, leveraging the brand’s proprietary backplane technology to ensure fast and stable data transmission.

AAI143-S50

What makes the YOKOGAWA AAI143-S50 stand out is its ability to handle a wide range of input signal types without the need for hardware modifications, offering engineers great flexibility in system design and configuration.

AAI143-S50

Technical specifications:
Model Number AAI143-S50 
Brand Yokogawa
Type Analog Input Module
Input Voltage 24V DC ±10%
Operating Temp Range -20°C to +70°C
Mounting Style Rack-mounted (3U standard)
Dimensions 125mm (W) x 185mm (H) x 210mm (D)
Weight 0.45kg
Interface/Bus Yokogawa Universal Backplane
Compliance CE, RoHS, UL 508
Supported Protocols MODBUS RTU, HART (pass-through)
Typical Power Draw 6W

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AAI143-S50

Main features and advantages:

Choosing the YOKOGAWA AAI143-S50 brings significant advantages to industrial operations. Its high-resolution analog-to-digital conversion (16-bit) ensures that even the smallest changes in process parameters are accurately captured, which is crucial for maintaining tight process control and product quality consistency. The module’s robust design, including conformal coating on circuit boards, enables it to operate reliably in dusty, humid, and vibration-prone environments, significantly reducing the risk of unplanned downtime. With 16 isolated input channels, the YOKOGAWA AAI143-S50 prevents cross-talk between different signal sources, ensuring measurement accuracy even in electrically noisy industrial environments. Additionally, its low power consumption helps reduce overall energy costs in large-scale automation systems.

AAI143-S50

Application areas:

The YOKOGAWA AAI143-S50 is widely used in various industrial applications where precise analog signal acquisition is essential. In petrochemical refineries, it monitors the temperature and pressure of distillation columns, ensuring optimal reaction conditions and preventing safety hazards. In metallurgical plants, the module collects data from sensors measuring molten metal temperatures and furnace pressures, supporting efficient production processes and ensuring product quality. In water treatment facilities, it plays a key role in monitoring pH levels, turbidity, and flow rates of water streams, helping meet strict environmental discharge standards. In each of these applications, the YOKOGAWA AAI143-S50 demonstrates its ability to perform reliably under continuous operation, even in challenging industrial conditions.

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