AAI543-H50/A4S00 Yokogawa Analog Input Module

Description

Yokogawa AAI543-H50/A4S00 – Product Description & Technical Specifications
Product Description
The Yokogawa AAI543-H50/A4S00 is a 16-channel isolated analog current output module, designed to integrate with Yokogawa CENTUM VP DCS. It converts digital control signals into stable 4–20 mA analog outputs to drive valves, actuators and field instruments, and is suitable for various industrial environments with high precision, strong anti-interference capability and reliable performance.
Basic Information
Brand: Yokogawa
Model: AAI543-H50/A4S00
Product Type: 16-channel Isolated Analog Output Module
Weight: Approximately 0.4 kg (standard version)
Dimensions: Approximately 32 mm × 106 mm × 130 mm, fits standard 19-inch racks or Yokogawa DCS guide rails
Country of Origin: Japan
HS Code: 8538900000 (for reference)
Temperature Specifications
Operating Temperature: -10 °C to +60 °C
Storage Temperature: -25 °C to +70 °C
Temperature Drift: ±16 μA per 10 °C
Input Specifications
Power Input: 5 V DC (max. 230 mA); 24 V DC (max. 540 mA)
Bus Interface: Compatible with ESB/ER bus node units
Input Signal: Digital control signals from Yokogawa DCS
Input Resolution: 12-bit
Output Specifications
Number of Output Channels: 16 (fully isolated)
Output Signal: 4–20 mA DC (primary)
Load Resistance: 0–750 Ω
Isolation Voltage: 1500 V AC (output to system), 500 V AC (between channels)
Data Update Period: 10 ms per channel
Open-circuit Detection: < 0.65 mA
Physical & Environmental Parameters
Isolation: Channel-to-channel and field-to-system galvanic isolation
Vibration Resistance: 10–500 Hz
Humidity: 5%–95% RH (non-condensing)
Protection Level: IP20 (standard), up to IP55 (industrial-grade)
Power Supply: 24 V DC ±10%, power consumption ≤10 W (full load)
Key Features
1. 16 isolated output channels, space-saving design
2. High precision and low temperature drift for stable output signals
3. Strong anti-interference capability with reliable isolation performance
4. Compatible with Yokogawa DCS, supports fast data update
5. Easy maintenance and rugged industrial design for harsh environments

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