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Overview
The Yokogawa AAI543-S50/ATK4A-00 is a high-precision 16-channel isolated analog output module for CENTUM VP and CS 3000 distributed control systems. It converts digital control signals into stable 4–20 mA analog outputs for actuators, control valves, and other field devices. Designed with strong isolation and dual-redundancy support, this module ensures reliable performance in critical industrial environments.
Technical Specifications
| Feature | Specification |
|---|---|
| Model | AAI543-S50/ATK4A-00 |
| Module Type | Analog Output Module |
| Number of Channels | 16 isolated channels |
| Output Signal | 4–20 mA DC |
| Load Resistance | 0–600 Ω |
| Accuracy | ±0.1% of span |
| Resolution | 12-bit digital-to-analog conversion |
| Isolation Voltage | 1500 V AC between output and system for 1 minute |
| Operating Temperature | -20 to +60 °C |
| Redundancy Support | Dual-redundant configuration capable |
| Dimensions | 107.5 × 32.8 × 130 mm |
| Weight | 0.3 kg |
| Terminal Option | ATK4A-00 terminal board for secure wiring |
Key Features
- High-precision analog outputs for accurate actuator and valve control
- Channel isolation to prevent interference and maintain signal integrity
- Redundancy-ready for critical process and safety applications
- Compact, lightweight design for standard control cabinet installation
- ATK4A-00 terminal board enables secure and flexible wiring
Applications
Ideal for oil & gas, petrochemical, power generation, and water treatment industries where precise control of actuators and valves is required. Fully compatible with CENTUM VP and CS 3000 control systems.
FAQ
Q: Can this module be used in a redundant system?
A: Yes, it supports dual-redundant configurations for high-reliability installations.
Q: What devices can this module drive?
A: It can control actuators, control valves, and other 4–20 mA field devices.
Q: Is the ATK4A-00 required for operation?
A: The ATK4A-00 is an optional terminal board for secure wiring. The module can function with standard connections as well.
Q: How does it compare to the standard AAI543-S50?
A: The ATK4A-00 version includes the terminal board for improved wiring flexibility and installation security.
