Yokogawa STA4D-00 Signal Terminal Board

Hardware Specifications

DCS Signal Wiring and Electrical Interface

The STA4D-00 is described as a terminal interface for field wiring. Before connecting field devices, verify the terminal assignments, supported signal types, and cable compatibility against the applicable Yokogawa wiring documentation.

The supplied information does not establish support for 4-20 mA HART, FOUNDATION Fieldbus, Profibus PA, or channel-to-channel isolation. These functions must not be assumed from the model designation alone.

Frequently Asked Questions

Q: Does the STA4D-00 include surge absorbers?

A: The supplied description identifies the STA4D-00 as a configuration without surge absorbers. Confirm this against the product label and official documentation before installation.

Q: Can the STA4D-00 connect directly to a ProSafe-RS or CENTUM system?

A: Compatibility has not been verified. Check the system hardware revision, terminal board specifications, and approved connection cable before use.

Q: What are the operating temperature and power requirements?

A: The supplied data does not establish these values. Consult the manufacturer’s technical documentation rather than applying assumed ratings.

Field Installation Guidelines

• Verify the complete model designation and suffix against the equipment list.
• Confirm terminal assignments and approved cable part numbers before wiring.
• Separate signal wiring from power conductors in accordance with the applicable installation standards.
• Apply shield grounding according to the system wiring manual and signal interface requirements.
• Confirm whether external surge protection is required for the installation environment.
• Inspect terminal connections and verify continuity before energizing the associated control system.