YOKOGAWA AS-S9231DB-00 AS-S9230DB-00 AS-S9230 AS-S9231 S9231DB-00

Description:

The Yokogawa AS-S9231DB-00 / AS-S9230DB-00 PCB Card is used in distributed control systems as an I/O interface board for communication between safety or control modules and field devices. Commonly installed in Yokogawa CENTUM DCS cabinets and safety system racks for signal interfacing and system integration. Maintenance teams and system integrators use this part for replacing interface boards, maintaining system communication, or ensuring reliable signal transfer within process control systems.

Applications:

The Yokogawa S9230/S9231 series PCB cards are commonly used in industrial automation environments where reliable interface between safety I/O modules and control systems is required. They are frequently applied in oil & gas, chemical plants, and power generation systems to support communication over Yokogawa proprietary safety buses. These cards help manage signal routing and system coordination, ensuring stable operation of safety and control subsystems.

Technical Specifications:

• Manufacturer: Yokogawa
• Model / Part Numbers: AS-S9231DB-00, AS-S9230DB-00, S9231DB-00
• Product Type: PCB Card / I/O Interface Module
• Function: Interface between safety I/O modules and control systems
• System Compatibility: Yokogawa CENTUM DCS / safety systems
• Communication: Proprietary safety bus interface
• Power Supply: 24 VDC
• Power Consumption: ≤5 W
• Operating Temperature: -20°C to +60°C
• Humidity Range: 5–95% RH (non-condensing)
• Isolation: Channel-to-channel isolation
• Form Factor: Plug-in PCB card
• Application: Signal interfacing and safety system communication
• Status: Legacy / surplus component

Common Replacements:

• Yokogawa S9681DB Terminal Board Module
• Yokogawa EA9A Interface Card
• Yokogawa AIP413 Control Module