
Product Description
Yokogawa SAI143-H53/A4D00 Safety Analog Input Module
The Yokogawa SAI143-H53/A4D00 is a high-performance 16-channel analog input module engineered for safety-critical applications in industrial automation and process control environments. This module seamlessly integrates with Yokogawa's ProSafe-RS safety instrumented systems, delivering SIL 3-certified reliability for demanding operational scenarios.
Technical Specifications
- Input Channels: 16 isolated analog inputs
- Signal Type: 4-20 mA DC current loop
- Communication Protocol: HART (Highway Addressable Remote Transducer)
- Safety Integrity Level: SIL 3 certified per IEC 61508
- Input Isolation: Channel-to-channel and channel-to-bus isolation
- Resolution: 16-bit A/D conversion for precision measurement
- Operating Temperature: -40°C to +70°C (-40°F to +158°F)
- Power Consumption: Optimized for distributed control architectures
Application Scenarios
This analog input module excels in emergency shutdown systems (ESD), fire and gas detection networks, and burner management systems (BMS) where continuous monitoring of process variables is mission-critical. Deploy the SAI143-H53/A4D00 in oil and gas refineries, chemical processing plants, power generation facilities, and pharmaceutical manufacturing lines to acquire real-time data from field transmitters measuring pressure, temperature, flow, and level.
Integration Solutions
The module's HART communication capability enables simultaneous process variable transmission and device diagnostics over the same two-wire connection, reducing installation costs while enhancing predictive maintenance strategies. Compatible with Yokogawa's CENTUM VP DCS and ProSafe-RS safety controllers, the SAI143-H53/A4D00 supports hot-swappable replacement without system shutdown, minimizing operational disruption during maintenance cycles.
Key Advantages
- Triple modular redundancy (TMR) architecture for fault-tolerant operation
- Comprehensive self-diagnostics with automatic fault detection and reporting
- Conformal coating protection against harsh industrial environments
- Compliance with international safety standards including IEC 61511 and ANSI/ISA 84.00.01
- Seamless integration with existing Yokogawa safety platforms
Related Products
| Product | Description | Link |
|---|---|---|
| Yokogawa SAI143-H03 | 16-Channel 4-20mA Analog Input Module (Standard Version) | View Product |
| Yokogawa SAI143-S53 | Analog Input Module for DCS I/O Applications | View Product |
| Yokogawa ASD533-S00 | 8-Channel Isolated Digital Output Module | View Product |
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