SOP on Cleaning and Operating Procedure for Vernier Caliper

• Objective :To lay down the procedure for Cleaning and Operation of Vernier Caliper.

• Scope:This standard operating procedure is applicable for formulation plant of Pharmaceutical company name with location.

Make: Mitutoyo.

• Responsibility
  • Trained worker / Operator shall be responsible for cleaning and operating the equipment as per this SOP.
  • Production Supervisor / Officer shall be responsible for implementation of this SOP.
  • Head-Production / designee shall be responsible for compliance of this SOP.
• Abbreviations and Definitions

I.D.- Inner Diameter

O.D.- Outer Diameter

SOP – Standard Operating Procedure

mm – millimeter

QA – Quality Assurance

• Procedure
  • Measurement of O.D.
    • Switch ‘on’ the Vernier Caliper.
    • By pressing zero key, 0.00 shall be displayed on the screen.
    • By pressing inch /mm key, the display shows reading in inches / mm.
    • Place the tablet in between the lower jaws of Vernier Caliper by rotating the adjustment screw. Make sure jaws shall just touch object to be measured.
    • Outer diameter shall be displayed on the screen.
  • Measurement of Thickness / Height:
    • Place the tablet laterally between the jaws of Vernier Caliper. Make sure jaws shall just touch object to be measured.
    • Tablet thickness shall be displayed on screen.
  • Measurement of Inner Diameter:
    • Inner diameter shall be measured with the help of upper jaw of Vernier Caliper.
    • By pressing zero key, 00 shall be displayed on the screen.
    • By pressing inch/mm display shows reading in inches / mm.
    • Place the tablet in between the upper jaws of Vernier Caliper by rotating the adjustment screw. Make sure jaws shall just touch object to be measured.
    • Inner diameter shall be displayed on the screen.
  • Measurement of Depth:
    • Depth shall be measured on the screen by rotating the screw and keep Vernier caliper in vertical position.

 Cleaning Procedure

• Switch ‘OFF’ the Vernier Caliper by pressing ‘OFF’ button.
• Clean the equipment with the help of dry non shredding cloth.
• After cleaning put the Vernier Caliper in box. 

• Forms and Records: Not Applicable

• Distribution
  • Master Copy – Documentation Cell (QA)
  • Controlled Copies – Production and Quality Assurance

• History

Date	Revision Number	Reason for revision
–	00	New SOP

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