Product Overview

The Yokogawa S9344FA is a high-reliability Connector Interface Module designed specifically for the CENTUM VP and CS 3000 series Distributed Control Systems (DCS). This module serves as a bridge between the system’s internal communication backplane and field-side wiring, facilitating secure signal distribution within the Field Control Station (FCS). Its primary role is to provide a stable, vibration-resistant termination point for field cables, ensuring that high-speed data and control signals are transmitted without attenuation or electrical loss.

Designed with a pressure clamp terminal architecture, the S9344FA eliminates the need for complex soldering or specialized crimping tools during installation. It is an essential component for system expansion and maintenance, particularly in environments where high-density wiring and long-term connection stability are required for continuous process operations.

Technical Specifications

• Manufacturer: Yokogawa

• Model Number: S9344FA

• Module Type: Pressure Clamp Terminal Block / Connector Interface

• Compatibility: CENTUM VP / CS 3000 (FIO System)

• Rated Voltage: 24 V DC

• Power Consumption: Max. 15 W

• Wiring Method: Pressure clamp (Screw-less termination support)

• Operating Temperature: -20°C to +60°C

• Installation: Standard DIN-rail or dedicated module slot mounting

• Weight: 0.3 kg

• Dimensions: 33 mm x 107 mm x 130 mm

• Origin: Japan

Key Technical Characteristics

• Pressure Clamp Technology: Utilizes high-tension pressure clamps that provide constant force on the conductor, ensuring a gas-tight connection that is highly resistant to industrial vibrations and thermal expansion.

• Optimized Signal Integrity: Specifically engineered to maintain low impedance across the interface, preventing voltage drops and protecting the fidelity of sensitive digital and analog control signals.

• Simplified Field Wiring: Features clearly labeled terminal points and an ergonomic layout that reduces installation time and minimizes the risk of wiring errors during plant commissioning or turnaround.

• Robust Industrial Design: Constructed with flame-retardant, high-grade polymers and corrosion-resistant alloys, the module is built to operate reliably in harsh chemical and petrochemical environments.

• Compact Footprint: The slim design allows for high-density mounting in standard 19-inch control cabinets, maximizing space efficiency without compromising thermal dissipation.

• Integrated Safety Isolation: Built-in electrical isolation helps protect the internal DCS communication bus from external electrical transients, enhancing the overall resilience of the control network.