Configured for power regulation in FA-M3 PLC networks, the Yokogawa F3PU10-0S (F3PU10-0S Power Supply Module) provides direct electrical conversion and distribution to base units and connected I/O components.

Hardware Specifications

Process Control and Power Isolation

The module architecture integrates multi-stage galvanic isolation to protect the backplane bus from fluctuations in the input power line. By utilizing high-frequency switching regulation, the unit minimizes thermal dissipation while maintaining constant voltage output. The design ensures that channel-to-channel noise interference is suppressed, maintaining signal integrity for sensitive modules mounted on the same base unit. The input stage supports global standard AC ranges, accommodating diverse industrial power grids without the requirement for external transformers.

Frequently Asked Questions (FAQ)

Q: What is the primary function of the F3PU10-0S in an FA-M3 system?

A: The module serves as the primary DC voltage source, converting AC line power to a stabilized 5 VDC rail to drive the CPU and various I/O modules mounted on the base unit.

Q: Is this power supply unit capable of hot-swapping during system operation?

A: No, this module is not designed for hot-swap operations. The system power must be disconnected at the main input terminals before removing or installing the module to prevent electrical arcing or potential damage to the backplane pins.

Field Installation Guidelines

1. Ensure the main AC power source is isolated and locked out prior to physical handling of the module.
2. Align the module housing with the guide rails of the F3BU04-0N or F3BU06-0N base module.
3. Slide the module into the designated slot until the locking mechanism engages securely with the base unit.
4. Connect the input AC lines to the terminal block, ensuring proper torque according to local electrical codes to prevent connection heating.
5. Verify that the PE (Protective Earth) terminal is connected to a low-impedance ground point to ensure effective EMI shielding and electrical safety.
6. Check for clearance around the module ventilation slots to maintain the rated operating temperature range.