
BEI.0330.0 • 2019-04-01
EN - 3
Primo 5
2 Recommended measurements
2
Recommended measurements
The coolant should be changed when the following values are exceeded:
3
Calibrating the EC Tester
To ensure that the EC Tester measures reliably and accurately, it should be calibrated weekly at minimum.
Rinse the surface of the EC Tester used to take measurements with water and dry it before each calibration.
Use new, clean calibration solution for each calibration.
Title page figure
1
Fill a clean, dry container with the supplied calibration solution (fill level min. 5 cm).
2
to turn on the EC Tester.
3
until the "CAL" Icon appears on the display
and "1413" starts to flash.
4
Submerge the EC Tester in the calibration solution up to the recommended immersion depth
.
5
Wait until "1413" on the display
stops flashing (about 20 seconds).
The calibration is saved and the EC Tester returns to normal measurement mode.
Application
Recommended measurements
Plasma
0–30 µS/cm (note the manufacturer’s specifications)
TIG
0–250 µS/cm
MIG MAG
0–350µS/cm
Tab. 1
Recommended measurements by application
NOTICE
• You must always use calibration solution 1413 µS/cm when calibrating.
• It is not possible to calibrate the device using coolant.