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Power Supply Module PW401 S2 YOKOGAWA New & Original Stock

Power Supply Module PW401 S2 YOKOGAWA New & Original Stock

Configured for power conversion in DCS process control platforms, the YOKOGAWA PW401 S2 (PW401 S2 Power Supply Module) provides direct physical/electrical execution.

Hardware Specifications

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Availability: Low stock: 99 left

SKU: PW401 S2
Vendor: Yokogawa
Category: Power Supply Module
Related Series:

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Configured for power conversion in DCS process control platforms, the YOKOGAWA PW401 S2 (PW401 S2 Power Supply Module) provides direct physical/electrical execution.

Hardware Specifications

Parameter
Parameter Specification
Model PW401 S2
Brand YOKOGAWA
Origin Subject to factory batch
Weight 1.54 kg
Dimensions 5.1 cm x 20.3 cm x 20.3 cm
Operating Temp Standard industrial ambient range
Power Consumption 102 W
Input Voltage 100-120 VAC, 50/60 Hz
Output Voltage 5.1 VDC
Output Current 20 A

Process Control Power Stabilization

The unit integrates specialized circuitry for channel-to-channel isolation and voltage regulation required in DCS instrumentation loops. To maintain the specified output stability, the power supply utilizes internal feedback loops to compensate for variations in line voltage. The 5.1 VDC output is maintained with low ripple characteristics, facilitating stable operation for logic-level circuitry and communication modules within the YOKOGAWA ecosystem. Proper thermal management is required to prevent derating when operating at high ambient temperatures, necessitating adequate cabinet ventilation to ensure component longevity.

Frequently Asked Questions (FAQ)

Q: Can this module be used in a 220-240 VAC power environment?

A: The PW401 S2 is specified for 100-120 VAC input. Utilizing this module with a 220-240 VAC supply without an appropriate step-down transformer will result in failure of the primary input stage.

Q: How is the output current monitored under maximum load?

A: The module is designed for a constant 20 A output at 5.1 VDC. Protection circuitry is embedded to limit current during transient overloads; if the 102 W threshold is exceeded, the unit will engage current limiting to prevent thermal damage to the internal output stage.

Field Installation Guidelines

  • Ensure the module is mounted in a vertical orientation within the equipment rack to facilitate natural convection cooling across the internal heat sink.
  • Verify the input AC source is correctly fused at the distribution level to accommodate the 4 A nominal input current.
  • Use conductor wire with a cross-section sufficient to handle 20 A continuous current to minimize resistive voltage drop at the output terminals.
  • Connect the module chassis directly to the cabinet common ground using a high-gauge strap to maintain signal integrity and satisfy electromagnetic compatibility requirements.