YOKOGAWA STA4D-00 Dual-Redundant Pressure Clamp Terminal Block

The STA4D-00 is a dual-redundant pressure clamp terminal block designed for use with Yokogawa analog input modules, such as the SAI143-H. It ensures robust connectivity and enhances reliability by supporting dual-redundant configurations. Below are the key details related to this terminal block:

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STA4D-00 Overview

• Model: STA4D-00
• Function: Provides a dual-redundant terminal block interface for analog input signals.
• Compatibility: Designed to work with modules like SAI143-H.
• Connection Type: Pressure clamp terminals ensure secure and reliable wiring connections.

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Key Features

1. Dual-Redundant Configuration:
   • Allows two separate input paths for redundancy.
   • Ensures continuous operation in case of a single connection failure.
2. Pressure Clamp Terminals:
   • Simplifies wiring and ensures firm connections without the need for soldering.
   • Reduces the risk of loose connections, especially in high-vibration environments.
3. Enhanced Reliability:
   • Suitable for critical applications requiring high availability and minimal downtime.
   • Compatible with ProSafe-RS and other Yokogawa systems.

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Usage Notes

• Compatibility Restrictions:
  • When using the STA4D-00, ensure the analog input module and the terminal block meet system requirements.
  • For dual-redundant pressure clamp terminal block configurations, avoid using certain older components (e.g., STA4D-0 S1) as they may not support the required redundancy.
• Applications:
  • Commonly used in process safety systems and redundant control setups where signal integrity and system uptime are critical.

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Applications

The STA4D-00 is ideal for industries requiring high-reliability signal connections, including:

• Oil and Gas
• Chemical Processing
• Power Generation
• Safety Instrumented Systems (SIS)

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