How To Change Your Barograph Chart

October 25, 2019

By rotating the brass barograph drum and carefully lifting it from your instrument it is possible to remove your existing barogram and replenish it for the week ahead. If you are new to using a Barograph for pressure measurements or have inherited a family heirloom the following steps may help when it comes to changing your charts.

How to change your Barograph chart

1. Unlock and remove lid from base of barograph carefully avoiding knocking the arm and pen.

2. Twist the brass arm to bring the nib away from the chart. Remove brass cap from the rotating drum.

3. Remove the central screw from the drum.

4. Lift drum away from the base mount of the barograph.

5. Remove centre slide on drum and carefully take off the used chart; set to one side for storage.

6. Wind your new chart around drum and replace clip. Please note not all barographs have chart clips, some instruments reply on charts being adhered using double sided tape.

7. Replace and attach the barograph drum complete with a new chart for the week.

Metcheck supply a whole host of Barograph Charts, Pens and Ink which can be found in our online store. Hopefully the above guidelines have been helpful, why not Click Here and download these instructions in a pdf for quick and easy printing? Next time you need to change the chart on your barograph, have these instructions ready nearby and you will have the barograph papers swapped over in no time.

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