PeakTech 2170 Bedienungsanleitung Seite 55

Press REL% key again to show the current readings on
primary display and the "REL" symbol will be blinking. The
percentage range is from -99.9% ~ 99.9%. When the present
value is larger than double of initial value, the "OL" indication
will be shown on the secondary display.
During relative measurement, analog bar is always indicating
the present measurement value, but not the relative value.
7.7. Open/Short calibration
1. Press CAL key larger than 2 seconds to start the
2. In open calibration mode, the secondary display will show
3. When using square terminals, the square terminals and
4. When using L
5. Press CAL key and the 30-second countdown will be
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open/short calibration procedure.
"Open". There are two ways for open state input:
L /L /H /H
CUR POT POT CUR
/L
CUR
and red testing lines with alligator clip into the "L
terminal and "H
CUR
shown on LCD. If the open calibration is finished, the
PASS or FAIL symbol will appear on the primary display.
Press CAL key again to save the calibration data and enter
into the short calibration mode.
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terminals hang in the air
/H /H terminals, insert the black
POT POT CUR
" , "H " terminal respectively
POT
-54-
", "L "
CUR POT