Loss-in-Weight Feeder – OQ Protocol

Operational Qualification Protocol for Loss-in-Weight Feeder in Continuous Manufacturing

Document Control:

Document Number: OQ-001

Revision: 1.0

Date: 2023-10-01

Prepared by: Validation Team

Approved by: Quality Assurance

Objective

The objective of this Operational Qualification (OQ) protocol is to verify that the Loss-in-Weight Feeder operates within predetermined specifications and meets the requirements outlined in the User Requirement Specification (URS) Annex 11.

Scope

This protocol applies to the Loss-in-Weight Feeder used in the production area for continuous manufacturing of solid dosage forms, focusing on its ability to accurately feed powders.

Responsibilities

  • Validation Team: Prepare and execute the OQ protocol.
  • Quality Assurance: Review and approve the protocol and results.
  • Production Team: Provide necessary access and support during testing.

Prerequisites

  • Loss-in-Weight Feeder installation must be complete.
  • All relevant personnel must be trained on equipment operation.
  • Calibration and maintenance records must be up to date.

Equipment Description

The Loss-in-Weight Feeder is designed for accurate powder feeding in continuous manufacturing processes. It utilizes a control loop to monitor and adjust the feed rate, ensuring precise delivery of materials.

Test Plan

Test ID Procedure Acceptance Criteria Evidence
OQ-01 Verify feed accuracy control loop alarms. Alarms activate within specified limits. Alarm log report.
OQ-02 Check feed rate accuracy under various loads. Accuracy within ±5% of target rate. Feed rate test results.

Detailed Test Cases

Test Case OQ-01: Verify Feed Accuracy Control Loop Alarms

Objective: Ensure that the control loop alarms function correctly.

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Procedure: Simulate conditions that would trigger alarms and verify activation.

Acceptance Criteria: Alarms must activate within specified limits as per URS Annex 11.

Evidence: Document alarm log report showing alarm activation.

Test Case OQ-02: Check Feed Rate Accuracy Under Various Loads

Objective: Validate that the feed rate is accurate across different load conditions.

Procedure: Measure feed rate at various predefined loads and compare against target.

Acceptance Criteria: Feed rate accuracy must be within ±5% of target rate.

Evidence: Provide feed rate test results documentation.

Data Integrity Checks

As CSV is required, the following data integrity checks will be implemented:

  • Ensure all data entries are timestamped and attributed to the responsible personnel.
  • Verify that all test results are backed up and stored securely.
  • Conduct periodic audits to ensure data consistency and accuracy.

Deviations

Any deviations from the protocol must be documented and reviewed by the Quality Assurance team. Appropriate corrective actions will be determined based on the nature of the deviation.

Approvals

Prepared by: ______________________

Date: ______________________

Approved by: ______________________

Date: ______________________