SOP on Cleaning and Operation of Vernier Caliper

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1.0 Objective
To lay down the procedure for Cleaning and Operation of Vernier Caliper.
2.0Scope
This standard operating procedure is applicable for formulation plant of Pharmaceutical company name with location.
Make: Mitutoyo.
3.0 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.
4.0 Abbreviations and Definitions
I.D.- Inner Diameter
O.D.- Outer Diameter
mm – millimeter
SOP – Standard Operating Procedure
QA – Quality Assurance
5.0 Procedure
5.1 Measurement of O.D.
5.1.1 Switch ‘on’ the Vernier Caliper.
5.1.2 By pressing zero key, 0.00 shall be displayed on the screen.
5.1.3 By pressing inch /mm key, the display shows reading in inches / mm.
5.1.4 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.
5.1.5 Outer diameter shall be displayed on the screen.
5.2 Measurement of Thickness / Height:
5.2.1 Place the tablet laterally between the jaws of Vernier Caliper. Make sure jaws shall just touch object to be measured.
5.2.2 Tablet thickness shall be displayed on screen.
5.3 Measurement of Inner Diameter:
5.3.1 Inner diameter shall be measured with the help of upper jaw of Vernier Caliper.
5.3.2 By pressing zero key, 00 shall be displayed on the screen.
5.3.3 By pressing inch/mm display shows reading in inches / mm.
5.3.4 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.
5.3.5 Inner diameter shall be displayed on the screen.
5.4 Measurement of Depth:
5.4.2 Depth shall be measured on the screen by rotating the screw and keep Vernier caliper in vertical position.
 5.5 Cleaning Procedure
5.5.1 Switch ‘OFF’ the Vernier Caliper by pressing ‘OFF’ button.
5.5.2 Clean the equipment with the help of dry non shredding cloth.
5.5.3 After cleaning put the Vernier Caliper in box. 
6.0 Forms and Records
NA
7.0 Distribution
7.1 Master Copy – Documentation Cell (QA)
7.2 Controlled Copies – Production and Quality Assurance
8.0 History
         Date
    Revision Number
       Reason for revision
         –
         00
             New SOP

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