



Introduction — Smart HART-Enabled Analog Output
The Yokogawa AAI543-H00 S1 Analog Output Module is a high-performance HART-enabled solution designed for modern distributed control systems. With 16 isolated channels delivering precise 4–20 mA output, this module ensures accurate control of valves, actuators, and field devices. The “S1” variant features enhanced configuration and diagnostics support, making it ideal for mission-critical industrial environments where both reliability and smart instrumentation capabilities are required.
Technical Specifications — Performance & Physical Profile
| Specification | Description |
|---|---|
| Module Type | 16-channel Isolated Analog Output Module (HART-enabled, S1 variant) |
| Output Signal | 4–20 mA DC per channel |
| Number of Channels | 16 isolated outputs |
| Load Resistance | 0–750 Ω per channel |
| Open Circuit Detection | < 0.65 mA |
| Accuracy | ±48 µA (~0.1% of span) |
| Update Rate | ~10 ms per channel |
| Isolation Voltage | 1500 V AC (output-to-system) |
| Power Supply | 24 V DC nominal |
| Operating Temperature | –25°C to +75°C |
| Dimensions | 130 mm × 25 mm × 180 mm |
| Weight | ~0.35 kg |
| Communication Protocol | HART (two-way digital communication over analog loops) |
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