Digital Hygrometer Operational SOP

1.0  OBJECTIVE:

To lay down the operating procedure of Digital Hygrometer.

2.0  SCOPE:

This shall be applicable to the Digital Hygrometer of Quality Control Instrument Laboratory/ Production manufacturing area.

3.0  RESPONSIBILITY:

3.1  Technical Assistant/ Helper.

3.2  Q.C Analyst/ Production Pharmacist.

4.0  ACCOUNTABILITY:

4.1  Manager-Quality Control/ Manager-Production.

4.2  Head of the Q.C Department/ Head of the Production Department.

5.0  MATERIAL AND EQUIPMENT:

5.1  Digital Hygrometer.

5.2  Purified water.

6.0  PROCEDURE:

6.1  Open the battery compartment by pushing the cover on the back instrument downwards as indicated by the arrow. Remove the battery safety strip and the protection foil on the display. The instrument is now ready for use.

6.2  The temperature units can be changed from ºC to ºF by the sliding switch at the back of the instruments.

6.3  The upper display now shows the currents temperature in ºC or ºF. The lower display shoes the relative humidity in %.

6.4  Displaying maximum/Minimum values.

6.4.1        Pressing the MAX/MIN button, the highest values since the unit was re-set appear. You can now, for example, find out the highest temperature of the day in your office or the highest humidity dropped to. The latter can affect your health if too low.

6.4.2        To return to the current values, press the MAX/MIN button again.

6.5  Resetting the MAX/MIN memory to the present values.

Press and hold the RESET button for 3 seconds.

6.6   The units can be hung on the enclosed device or stand on the integrated fold-out foot.

6.7  Precautions:

6.7.1        Please change the battery before making any complaint.

6.7.2        Maltreating or unauthorized tempering with the units invalidates

The guarantee!

6.7.3        Hygrometer should not keep under direct airflow and in front of window where direct sunlight exposed.

7.0  REVISION LOG:

Revision No.	Effective Date	Reason
00		New SOP

8.0  REFERENCES:

8.1  Not Applicable.

9.0  ANNEXURES:

9.1  Not Applicable.

10.0    ABBREVIATIONS:

Abbreviation	Expanded Form
SOP	Standard operating procedure
&	And
No.	Number
Ltd.	Limited
Q.C	Quality control
QCEO	Quality control equipment operation
F	Format