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Yokogawa F3PU30-0S FA-M3 Power Supply Module

The Yokogawa F3PU30-0S, also cataloged as the F3PU30 Power Supply Module, operates as a dedicated hardware component for converting AC mains voltage into regulated logic power within Yokogawa FA-M3 PLC base chassis platforms. Mounted directly onto the leftmost power slot of the backplane, the unit provides a continuous 5 VDC power bus up to 6 A to drive CPU processors, sequence modules, and high-density I/O cards. Operating across a wide AC input spectrum, the integrated power assembly suppresses line transients while maintaining stable voltage rails across internal processing slots.

Suffix Breakdown & Model Matrix

Suffix Code Specification Functional Description
F3PU30 Base Model FA-M3 Series System Power Supply Module
-0S Standard Specification 100-240 VAC wide-range AC input specification

Hardware Specifications

Parameter Specification
Model F3PU30-0S
Brand Yokogawa
Origin Japan
Weight 0.38 kg net (0.84 lbs / 3.0 kg shipping package)
Dimensions 28.9 mm W x 100 mm H x 83.2 mm D
Operating Temp 0 to +55 deg C
Power Consumption 100 VA maximum
Input Voltage Range 100-240 VAC (50/60 Hz)
Output Voltage 5 VDC regulated system bus output
Output Current Rating 6 A continuous supply current
Isolation Voltage Galvanic isolation between primary AC input and system logic bus

4-20 mA HART Loop Protocol & Channel-to-Channel Isolation Integration

The F3PU30-0S power supply incorporates high-efficiency switching circuits flanked by internal galvanic isolation barriers to prevent AC mains line noise from corrupting low-voltage system logic. When powering FA-M3 chassis racks housing 4-20 mA HART loop protocol interface modules or sensitive thermocouple CJC (cold junction compensation) cards, the unit limits common-mode noise propagation. The regulated 5 VDC rail maintains strict voltage stability under shifting load conditions, eliminating power-induced cross-talk across adjacent channel-to-channel isolated analog input cards.

Frequently Asked Questions

Q: What happens if the combined internal 5 VDC current consumption of installed modules exceeds 6 A?

A: Exceeding the 6 A threshold triggers the module internal overcurrent protection, causing output voltage suppression or shutdown to protect backplane logic cards from thermal overload.

Q: Can multiple F3PU30-0S power modules be installed in parallel within the same FA-M3 base unit to double current capacity?

A: No. Standard FA-M3 base units dedicate a single designated slot for the power supply module. Parallel load sharing across standard power slots is not supported.

Q: Does the module feature internal primary circuit fuse protection?

A: Yes. The AC input stage contains an internal fuse designed to clear destructive short-circuit faults and protect the host control cabinet from primary line overload.

Field Installation Guidelines

  • Dedicated Power Slot Alignment: Insert the F3PU30-0S exclusively into the leftmost power supply slot of the FA-M3 base chassis to establish correct internal 5 VDC bus engagement.
  • AC Supply Circuit Protection: Install an external 2-pole circuit breaker or line filter on the incoming 100-240 VAC line to facilitate localized maintenance isolation.
  • Ground Wire Low-Impedance Bonding: Connect the protective earth (PE) screw terminal on the module front panel directly to the cabinet ground bar using a short, heavy-gauge copper conductor.
  • Convection Cooling Clearance: Ensure at least 50 mm of vertical clearance above and below the module chassis to facilitate free air movement and prevent thermal buildup.

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