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      PCU-03

      Purge Controller Module
      In Stock
      Ships by Tuesday, October 13
      Fast Shipping Available

      Product Describe：

      ABB PCU-03 is a purge controller module, part E-31978, used in the Trallfa TR-5000 control family. Its front-panel controls provide purge-time setting, reset and status indication.

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      Technical specifications Information Technical notes FAQ

      Technical specifications for PCU-03

      Technical specifications for PCU-03

      • Manufacturer:
        ABB
      • Product Category:
        DCS System
      • Spare Part Number:
        PCU-03
      • Estimated shipping dimensions:
        4.1x25.3x24.4cm
      • Weight:
        0.86 kg
      • Tariff Code:
        8537101190
      • Counliy of origin:
        Sweden
      • Part number:
        E-31978
      • Product type:
        Purge controller module
      • System family:
        Trallfa TR-5000
      • Purge-time controls:
        100 s, 10 s and 1 s setting dials
      • Status indicators:
        Power, Purged, Purging and Fault
      • Operator control:
        Reset button
      View as PDF Ask for Quote

      Information

      Information

      Overview Manuals Common Applications Product Precautions
      ABB PCU-03 is a purge controller module, part E-31978, used in the Trallfa TR-5000 control family. Its front-panel controls provide purge-time setting, reset and status indication.
      • Adjustable purge timing: Uses separate 100-second, 10-second and 1-second setting dials.
      • Four-state indication: Shows Power, Purged, Purging and Fault status.
      • Local reset: Provides a front-panel reset control for the documented purge-controller role.
      • TR-5000 integration: Matches the control-module function used in the Trallfa TR-5000 family.

      Confirm PCU-03 and E-31978 on the installed module. Record the purge-time settings and all interface connections before replacement.

      Important Notice: Confirm the complete ABB PCU-03 identity and controlled configuration before commissioning.

      ABB PCU-03 Manuals & Downloads
      ABB PCU-03 Technical Reference (PDF)ABB PCU-03 Installation & Commissioning Guide (PDF)

      The first document presents model-specific technical and system data. The second provides a separate installation, connection, commissioning and acceptance workflow.

      Robot paint-system purge control
      Controls the documented purge sequence in a compatible Trallfa installation.
      Purge-time configuration
      Sets the required purge interval through the three front-panel time controls.
      Status monitoring
      Provides local indication of power, purging, purged and fault states.
      Legacy controller maintenance
      Supports exact PCU-03 replacement in the documented TR-5000 arrangement.
      Read the applicable ABB instructions before work. Verify ABB PCU-03 and the installed system configuration before commissioning.
      1
      Verify the complete ABB PCU-03 and E-31978 marking before work.
      2
      Record the 100-second, 10-second and 1-second dial settings.
      3
      Record every connector and interlock associated with the purge sequence.
      4
      Place the controlled process in the approved safe state before module removal.
      5
      Do not bypass purge or fault interlocks during replacement.
      6
      Use ESD controls and inspect the mating connector before installation.
      7
      Confirm all four status indicators operate as expected after installation.
      8
      Complete the approved purge-sequence and fault-response test before release.

      Technical notes

      Technical notes

      Confirm PCU-03 and E-31978 on the installed module. Record the purge-time settings and all interface connections before replacement.

      FAQS

      • What is ABB PCU-03?
        ABB PCU-03 is a purge controller module, part E-31978, used in the Trallfa TR-5000 family.
      • Which system uses ABB PCU-03?
        The exact module is associated with the Trallfa TR-5000 control family.
      • Which purge-time controls are on ABB PCU-03?
        The module provides 100-second, 10-second and 1-second setting dials.
      • Which indicators are on ABB PCU-03?
        The documented indicators are Power, Purged, Purging and Fault.
      • Does ABB PCU-03 have a reset control?
        Yes. The front panel includes a reset button.
      • What must be recorded before removing ABB PCU-03?
        Record E-31978, every connector, the three dial settings and the current purge-system state.
      • Can ABB PCU-03 purge interlocks be bypassed during replacement?
        No. Maintain the approved safety and purge interlock procedure.
      • What confirms ABB PCU-03 commissioning?
        The set time, status indications, fault response and complete purge sequence must pass the approved test.
      Trusted by 5,000+ plants worldwide | Backed by our vast inventory of top-tier control parts, modules and cards, fast shipments are dispatched to cover your urgent needs. ABOUT US >>
      Disclaimer: We are not an authorized distributor or distributor of the product manufacturer of this website, The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because our company is not an authorized distributor of this product, the Original Manufacturer`s warranty does not apply.While many DCS PLC products will have firmware already installed, Our company makes no representation as to whether a DSC PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Our company also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from our company, its distributors, or any other source. Our company also makes no representations as to your right to install any such firmware on the product. Our company will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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