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PW481-10 YOKOGAWA Power Supply Module New & Original Stock

PW481-10 YOKOGAWA Power Supply Module New & Original Stock

Configured for power regulation and distribution in DCS platforms, the YOKOGAWA PW481-10 (PW481-10 Power Supply Module) provides direct physical/electrical execution. This module is engineered to convert incoming supply voltage into...

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Availability: Low stock: 99 left

SKU: PW481-10
Vendor: Yokogawa
Category: Power Supply Module
Related Series:

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Configured for power regulation and distribution in DCS platforms, the YOKOGAWA PW481-10 (PW481-10 Power Supply Module) provides direct physical/electrical execution. This module is engineered to convert incoming supply voltage into regulated DC output, maintaining operational stability for connected control cards and field instrumentation within the Yokogawa DCS architecture.

Hardware Specifications

Parameter Specification
Model PW481-10
Brand Yokogawa
Origin USA
Weight 0.9 kg
Dimensions 5.1 cm x 20.3 cm x 15.2 cm
Operating Temp -10 deg C to 60 deg C
Power Consumption Dependent on system load

Loop Integrity and Signal Isolation

The PW481-10 facilitates stable voltage rails necessary for process control stability. The unit incorporates channel-to-channel isolation to prevent ground loops and electrical noise injection into the control bus. Consistent voltage delivery is maintained across varying load conditions to ensure the integrity of the 4-20 mA HART loop protocol utilized by downstream instrumentation. Cold junction compensation (CJC) and precise thermal management are implemented within the power stage to maintain performance accuracy across the operational temperature range.

Frequently Asked Questions

Q: Does the PW481-10 support field hot-swapping during active system operation?

A: Hot-swapping depends on the specific backplane and DCS chassis configuration. Consult the system integration manual to verify if the rack backplane supports power module extraction without triggering a processor reset.

Q: What are the primary indicators of a power failure on this module?

A: The module front panel typically features status LEDs. Verify that the output voltage is within nominal parameters using a calibrated multimeter across the output terminals if the status light indicates a fault.

Field Installation Guidelines

  1. Ensure the power source is de-energized before mounting the module to the DIN rail or chassis backplane.
  2. Verify that the ambient temperature does not exceed 60 deg C at the point of installation to prevent premature aging of internal capacitors.
  3. Secure the module using the integrated fastening screws to ensure vibration resistance in high-interference environments.
  4. Connect the protective earth (PE) ground to the designated terminal on the chassis to ensure effective surge protection and noise shielding.
  5. Inspect the backplane connectors for pin alignment before seating the module to avoid bending pins or causing a short circuit upon power-up.