INTEGRA Metering AMTRON S3 Instructions De Montage Et Manuel D'utilisation page 48

Then insert the screwdriver into one of the two openings at an angle of approx. 45° and carefully lift the handle up
to approx. 90° (see picture 2). The upper housing piece of the calculator is then no longer latched on this side.
Repeat this with the other opening. Now the upper housing piece can be taken off.
Plug the interface module on the right side of the PC board (see picture 3). The cables are to be fed through the
rightmost cable feedthroughs into the calculator after removing the blind grommets. Close the calculator.
Page 48 of 73 Article no.: 1080621016 2022_04_05 Subject to technical change! Errors excepted.