Yokogawa AAI143-S50/A4800 16-Ch Analog Input Module

Yokogawa AAI143-S50/A4800 16-Channel Analog Input Module

The Yokogawa AAI143-S50/A4800 is a high-performance 16-channel isolated analog input module engineered for demanding distributed control system (DCS) environments. Designed to deliver exceptional signal accuracy and reliability, this module serves as a critical interface between field instrumentation and control systems in process industries including oil & gas, chemical processing, power generation, and pharmaceutical manufacturing.

Technical Specifications

• Input Channels: 16 isolated analog inputs
• Signal Range: 4-20mA DC current loop (standard industrial range)
• Isolation: Channel-to-channel and channel-to-system isolation for noise immunity
• Accuracy: ±0.1% of span (typical), ensuring precise measurement
• Conversion Resolution: 16-bit A/D conversion for superior signal fidelity
• Update Rate: 100ms per channel (configurable)
• Operating Temperature: 0°C to 55°C ambient
• Power Consumption: Low power design for energy-efficient operation
• Redundancy Support: Compatible with redundant controller configurations
• Compliance: CE, UL, FM, CSA certified for global deployment

Application Scenarios

This versatile analog input module excels in multiple industrial automation contexts:

• Process Monitoring: Real-time acquisition of temperature, pressure, flow, and level measurements from transmitters across production facilities
• Quality Control Systems: Precision data collection for batch processing, blending operations, and recipe management in pharmaceutical and food industries
• Energy Management: Integration with power monitoring systems to track consumption patterns and optimize operational efficiency
• Safety Instrumented Systems (SIS): Reliable input processing for critical safety loops requiring high availability and fault tolerance
• Environmental Monitoring: Continuous tracking of emissions, effluent quality, and ambient conditions for regulatory compliance

Innovative Solutions & Integration Benefits

The AAI143-S50/A4800 incorporates advanced diagnostic capabilities that enable predictive maintenance strategies. Built-in self-diagnostics continuously monitor signal integrity, detecting open circuits, short circuits, and out-of-range conditions. The module's hot-swappable design minimizes downtime during maintenance, while its compact form factor optimizes cabinet space utilization in crowded control rooms.

Seamless integration with Yokogawa's CENTUM VP and CENTUM CS 3000 DCS platforms ensures plug-and-play deployment. The module supports both conventional and fieldbus architectures, providing flexibility for brownfield upgrades and greenfield installations. Advanced filtering algorithms suppress electrical noise from variable frequency drives (VFDs) and high-voltage equipment, maintaining signal integrity in electrically harsh environments.

Related Products

Expand your DCS capabilities with these complementary Yokogawa modules:

• Yokogawa SAI143-H53/A4S00 Analog Input Module - Enhanced safety-rated analog input solution
• Yokogawa AAM11 S2 Analog Input Module - Compact multi-channel analog input interface
• Yokogawa AAI143-S50/K4S00 Analog Input Module - Alternative configuration for specialized applications

Why Choose Industrial Control Hub?

We specialize in authentic Yokogawa automation components with comprehensive technical support, fast global shipping, and competitive pricing. Our team of automation engineers provides application assistance to ensure optimal system performance.

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