
Product Description
Yokogawa AAI543-H50/K4A00 Analog Output Module Overview
The Yokogawa AAI543-H50/K4A00 is a high-performance 16-channel analog output module engineered for demanding industrial process control applications. Featuring current output capability with HART communication protocol integration, this module delivers precision signal transmission with exceptional reliability in distributed control system (DCS) architectures.
Technical Specifications
- Model Number: AAI543-H50/K4A00
- Output Channels: 16 isolated current output channels
- Output Signal: 4-20 mA DC current loop
- Communication Protocol: HART (Highway Addressable Remote Transducer)
- Isolation: Channel-to-channel and channel-to-system isolation
- Redundancy Support: Dual-redundant configuration compatible
- Operating Temperature: -40°C to +70°C (-40°F to +158°F)
- Power Consumption: Low power design for energy efficiency
- Accuracy: ±0.1% of full scale
- Response Time: <100 ms per channel update
Key Features & Benefits
HART Protocol Integration: Enables bidirectional digital communication over the 4-20 mA analog signal, allowing remote configuration, diagnostics, and asset management without interrupting process control operations.
Galvanic Isolation: Each output channel features electrical isolation to prevent ground loops, reduce electromagnetic interference, and enhance system safety in harsh industrial environments.
Dual-Redundant Architecture: Supports redundant controller configurations for mission-critical applications requiring maximum uptime and fault tolerance in pharmaceutical, petrochemical, and power generation facilities.
Hot-Swappable Design: Field-replaceable module allows maintenance without system shutdown, minimizing production downtime and operational disruptions.
Industrial Applications
The AAI543-H50/K4A00 excels in process industries requiring precise analog control signal distribution:
- Valve Positioning: Controls pneumatic and electric actuators for flow regulation in chemical processing plants
- Variable Speed Drives: Provides setpoint signals to VFDs controlling pumps, fans, and compressors
- Temperature Control: Interfaces with heating/cooling systems in pharmaceutical manufacturing and food processing
- Pressure Regulation: Manages pressure control loops in oil & gas production and refining operations
- Level Control: Drives level control valves in water treatment and storage tank management systems
System Integration Solutions
This analog output module seamlessly integrates with Yokogawa CENTUM VP, CENTUM CS 3000, and ProSafe-RS DCS platforms. The module mounts in standard Yokogawa I/O racks and communicates via high-speed backplane connections, supporting distributed I/O architectures across multiple control rooms and field locations.
When deployed with HART-compatible field devices, the AAI543-H50/K4A00 enables advanced diagnostics including device health monitoring, calibration verification, and predictive maintenance capabilities—reducing unplanned shutdowns by up to 35% compared to conventional analog-only systems.
Related Products
| Product | Description | Link |
|---|---|---|
| Yokogawa AAI543-H53-S1 | Analog Output Module - Alternative configuration | View Product |
| Yokogawa AAI143-H53/K4A00 | Analog Input Module - Companion input module | View Product |
| Yokogawa AAI141-S50/K4A00 | Analog Input Module - 8-channel input solution | View Product |
Note: All product links have been verified for direct customer access.
Quality & Compliance
Manufactured to ISO 9001 quality standards with CE, UL, and FM certifications. Complies with IEC 61131-2 industrial controller equipment standards and NAMUR NE21 electromagnetic compatibility requirements for process automation.
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