Yokogawa STB4S-00 Terminal Module S2

Description:

The Yokogawa STB4S-00 Terminal Module Style S2 is used a pressure clamp terminal block designed for direct wiring of digital input and output signals in Yokogawa control systems such as CENTUM VP and ProSafe-RS. It allows field devices to be connected directly to I/O modules without the need for intermediate relay boards or signal cables, simplifying panel design and improving reliability.

Applications:

The Yokogawa STB4S-00 is used in industrial automation systems to interface field devices such as switches, relays, and sensors with digital I/O modules. It is commonly deployed in oil and gas, LNG plants, chemical processing, and power generation. The module supports clean wiring layouts and reliable signal transmission in distributed control and safety systems.

Technical Specifications:

• Manufacturer: Yokogawa
• Model / Part Number: STB4S-00 (Style S2)
• Product Type: Pressure Clamp Terminal Module
• Configuration: Single (non-redundant) terminal block
• Channels: Typically 8 or 16 channel configurations
• Surge Absorber: Not included (standard type)
• Connection Type: Pressure clamp direct wiring
• Compatibility: SDV144, SDV531, SDV541 digital I/O modules
• Function: Interface between field wiring and I/O modules
• Weight: Approximately 0.2 kg
• Mounting: Installed within control panels or I/O racks
• Function: Provides structured and secure signal termination

Common Replacements:

• Yokogawa STB4S-10 (with surge absorber)
• Yokogawa STB4D-00 (dual-redundant version)
• Yokogawa SED4D / SBD4D terminal boards