QKM AH20, Руководство по обслуживанию

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Chapter 4 Maintenance of Mechanical Components
Document Version V1.0.1 (09-21-2022) 43
of either tension or frequency may be incorrect.
·
Tension display
T= □□□□ Kgf/lbf/N
The measurement output values can be displayed in kilograms, pounds or
newtons by following steps below: When the power is off, press "0" and "9"
buttons and the "POWER" button at the same time, the meter will turn on and
display the current measurement unit, then you can select the desired unit by
pressing the "SELECT" button. Press and hold the "POWER" button again until
the meter is turned off, then turn on the meter for normal operation, all data
entered must be in millimeters and grams.
The available output value is 99900 kg/lb/N.
·
Frequency display
F= □□□□HZ
Press the "Hz" button and tension or frequency will be displayed on the screen.
·
Measurement error
If neither calculated tension nor measured frequency is displayed, the red LED
light will be on and an error message will be displayed on the LCD screen. Check
the accuracy of the mass, width and span. Re-measure until tension or
frequency values are displayed.