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Yokogawa F3PU10-0N Power Supply Module

The Yokogawa F3PU10-0N, also cataloged as the F3PU10 Power Supply Module, operates as a dedicated hardware component for internal system power delivery within Yokogawa FA-M3 PLC base units.

Hardware Specifications

Parameter Specification
Model F3PU10-0N
Brand Yokogawa Electric Corporation
Origin Japan
Weight 0.2 kg
Dimensions 102 x 25 x 102 mm
Operating Temp 0 deg C to +55 deg C
Power Consumption 35 VA
Input Voltage 100 to 240 VAC (50/60 Hz)
Output Voltage 5 VDC
Output Current Capacity 10 A
Efficiency >= 80%
Protection Features Overcurrent, overvoltage, short-circuit protection
Isolation Method Transformer isolation between input and output

Backplane Bus & Deterministic Controller Architecture

The F3PU10-0N module regulates AC mains power down to a stable 5 VDC supply rail across the FA-M3 backplane bus, driving high-velocity communication licences and deterministic control execution for CPU processors and dynamic I/O density configurations. Built-in transformer isolation prevents primary power grid transients and ground potential shifts from propagating into internal backplane bus lines, protecting firmware flash registers and processor memory banks during high-density operations.

Frequently Asked Questions

Q: What protective state occurs if an overload or short circuit develops on the 5 VDC backplane rail?

A: The module enters an automatic overcurrent protective shutdown state, limiting output current to protect sensitive backplane components. Once the technician removes the external load short or current fault, the power supply automatically resumes normal 5 VDC regulated output without requiring a manual fuse replacement.

Q: Is hot-swapping the F3PU10-0N power supply module permitted while the PLC base rack is powered?

A: Hot-swapping is strictly prohibited. Disconnecting or seating the F3PU10-0N while AC mains voltage is present disrupts the primary 5 VDC logic bus, causing instant ungraceful power loss across all installed CPU and I/O modules, which immediately halts sequence execution.

Field Installation Guidelines

Technicians must isolate all AC supply sources before sliding the module into the dedicated power supply slot of the FA-M3 base unit. Fasten the retention screws firmly to the base rack frame to establish mechanical stability and ensure continuous frame grounding contact. Route primary AC lines using separate conduit runs away from low-voltage DC signal lines to minimize electromagnetic noise coupling into adjacent I/O modules. Ensure cabinet ventilation slots maintain at least 50 mm of unobstructed space above and below the power supply module to permit adequate natural convection cooling across the internal heatsinks.

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