
Product Description
Yokogawa AAI835-H50 Analog I/O Module - Advanced Process Control Solution
The Yokogawa AAI835-H50 is a high-performance 4-channel analog I/O module engineered for mission-critical industrial automation applications. Featuring integrated HART communication protocol, this module delivers precise 4-20mA current signal processing with exceptional reliability in redundant control architectures.
Technical Specifications
- Channels: 4 analog I/O channels
- Signal Type: 4-20mA current loop
- Communication Protocol: HART (Highway Addressable Remote Transducer)
- System Compatibility: Yokogawa CENTUM VP, ProSafe-RS DCS platforms
- Redundancy Support: Dual-redundant configuration capable
- Isolation: Channel-to-channel and channel-to-bus isolation
- Accuracy: ±0.1% of full scale
- Operating Temperature: -40°C to +70°C
Application Scenarios
This module excels in demanding process industries where continuous operation and data integrity are paramount. Deploy the AAI835-H50 in:
- Oil & Gas: Offshore platform monitoring, pipeline pressure control, flow measurement systems
- Chemical Processing: Reactor temperature control, batch process management, distillation column monitoring
- Power Generation: Boiler control systems, turbine monitoring, emissions tracking
- Water Treatment: pH control loops, chlorine dosing systems, filtration process automation
Engineering Solutions & Benefits
The AAI835-H50 addresses complex automation challenges through intelligent design. HART communication enables simultaneous analog signal transmission and digital device diagnostics without interrupting the control loop. This dual-channel capability reduces wiring costs while providing real-time asset health monitoring.
Redundant system support ensures zero-downtime operation during maintenance or component failure. Hot-swappable architecture allows field replacement without process shutdown, minimizing production losses. Advanced signal conditioning circuitry filters electrical noise in harsh industrial environments, maintaining measurement integrity even in high-EMI zones.
Integration & Compatibility
Seamlessly integrates with Yokogawa's distributed control systems and third-party HART-enabled field devices. The module's universal mounting design fits standard DIN rails and Yokogawa I/O racks. Configuration via DTM (Device Type Manager) software simplifies commissioning and reduces engineering time by up to 40%.
Related Products You May Need
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| Yokogawa AAI835-H53 | 4-channel analog I/O with enhanced diagnostics | View Product |
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Quality Assurance
Every AAI835-H50 module undergoes rigorous factory testing including burn-in cycles, calibration verification, and environmental stress screening. Backed by Yokogawa's ISO 9001 certified manufacturing processes and comprehensive technical support.
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