The Yokogawa AAI143-S50 Analog Input Module is a high-reliability input device designed for distributed control systems (DCS). It provides secure and accurate acquisition of analog signals, ensuring dependable monitoring and control in safety-critical and process automation environments.
Key Technical Specifications
Model / Part Number:AAI143-S50
Manufacturer: Yokogawa
Product Type: Analog Input Module
Input Type: Analog signals (voltage/current)
Channels: Multi-channel input (typically 16 channels in AAI series)
Isolation: Galvanic isolation between channels and system logic
Signal Range: Standard analog ranges (e.g., 4–20 mA, ±10 VDC)
Diagnostics: Built-in self-check and fault detection
Compatibility: Yokogawa CENTUM and ProSafe-RS systems
Weight: ~0.8 kg
Application Scenarios
Oil & gas process automation
Power generation and distribution systems
Chemical and petrochemical industries
Industrial manufacturing requiring precise analog input monitoring
FAQ
Q: How many channels does the AAI143-S50 support? A: Typically 16 analog input channels, depending on system configuration.
Q: What types of signals are supported? A: Standard analog signals such as 4–20 mA current loops and ±10 VDC voltage inputs.
Q: Does the module provide isolation? A: Yes, galvanic isolation ensures safe and reliable signal acquisition.
