Original Industrial Spare Part
Yokogawa AAI143-S50/K4A00 16-Channel Analog Input Module
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- SKUAAI143-S50/K4A00
- CategoryDCS Distributed Control Systems
- BrandYokogawa
- SupportAvailability, lead time, condition, and shipping coordination
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Yokogawa AAI143-S50/K4A00 16-Channel Isolated Analog Input Module
The Yokogawa AAI143-S50/K4A00 represents precision-engineered analog signal acquisition for mission-critical process control environments. This 16-channel isolated analog input module combines robust 4-20mA current loop interfacing with the K4A00 terminal board assembly, delivering exceptional measurement accuracy and noise immunity for CENTUM VP and CENTUM CS 3000 distributed control systems across petrochemical, pharmaceutical, power generation, and advanced manufacturing operations.
Core Technical Parameters
- Input Channels: 16 individually isolated analog inputs
- Signal Type: 4-20mA DC current loop (industry standard)
- Isolation: Channel-to-channel and channel-to-system galvanic isolation
- Terminal Board: K4A00 configuration with screw terminals
- Resolution: 16-bit A/D conversion for superior measurement fidelity
- Accuracy: ±0.1% of span (typical) under calibrated conditions
- Update Rate: 100ms per channel scan cycle
- Operating Range: -40 °C to +70 °C ambient temperature
- Power Consumption: Low-power design for cabinet thermal management
- Compliance: CE, UL, CSA certified for global deployment
Industrial Application Scenarios
Deploy the AAI143-S50/K4A00 for continuous monitoring of critical process variables including temperature transmitters, pressure sensors, flow meters, level instruments, and analytical devices. The module excels in applications demanding high channel density with individual isolation protection deal for multi-zone reactor monitoring, distillation column profiling, boiler feedwater control, and batch recipe execution where cross-channel interference must be eliminated to preserve measurement integrity and regulatory compliance.
System Integration & Engineering Solutions
Seamlessly integrate with Yokogawa CENTUM architecture through standardized I/O bus protocols. The K4A00 terminal board provides field-proven screw terminal connectivity, simplifying installation and maintenance workflows while supporting hot-swappable module replacement without system shutdown. Each channel features independent signal conditioning, linearization, and diagnostic capabilities accessible through engineering workstations. Built-in self-diagnostics continuously monitor loop integrity, detecting open circuits, short circuits, and out-of-range conditions with automatic alarm generation.
Distinctive Engineering Advantages
- Galvanic isolation eliminates ground loop interference and enhances personnel safety
- K4A00 terminal board ensures reliable field wiring with industrial-grade screw terminals
- 16-bit resolution captures subtle process variations for advanced control strategies
- Hot-swappable architecture minimizes mean time to repair (MTTR) during maintenance
- Proven Yokogawa reliability with extensive installed base across global industries
- Compatible with HART protocol devices for intelligent field device configuration
- Conformal coating protects against moisture, dust, and corrosive atmospheres
Related Yokogawa Analog Input Solutions
| Product Model | Description | Link |
|---|---|---|
| AAI143-S50/K4S00 | Yokogawa 16-Channel Analog Input Module (K4S00 terminal variant) | View Product |
| AAI143-H53/K4A00 | Yokogawa 16-Channel Analog Input Module (H53 high-density configuration) | View Product |
| AAI143-S50 | Yokogawa 16-Channel Isolated Analog Input Module (base model) | View Product |
© 2025 NINERMAS COMPANY LIMITED. All rights reserved.
Original Source: https://ninermas.com
Contact: sales@ninermas.com | +0086 187 5021 5667
| Product Series | Centum CS3000 / VP |
|---|---|
| Country of Origin | JP |
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