Elcometer 550 Operating Instructions Manual page 9

• Holding the sensor by the handle, not the sensor barrel,
switch the gauge on and select
• The gauge will start taking measurements and once
complete 'OK' should be displayed
• The gauge is now ready for measurements. Place the
zero reference block back in the case making sure that the
internal surfaces are facing down to keep it free from dust
and powder contamination
Note: In the unlikely event of a zeroing failure an error code will be displayed. Check the zero reference
block for contamination or damage and retry. In the case of multiple failures please contact your nearest
Elcometer representative.
from the main menu
Zero
R
7