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1
Battery Installation
Please install batteries according to the following steps. Please note polarity:
“+” (anode) is upward; “-” (cathode) is downward.
2
Keypad Functions
Short press — < 2 seconds
Long press — > 2 seconds
1.
Short press to turn on the tester and long
press to turn off the tester.
2.
When turned off, long press to enter
parameter setting.
3.
In measurement mode, short press to turn
on backlight.
1.
In measurement mode, short press to switch
parameter
→
→
2.
In mode setting, short press to change
parameter (Unidirectional)
1.
Long press to enter calibration mode.
2.
In calibration mode, short press to confirm
calibration.
3.
When measured value is locked, short press
to unlock.
Diagram – 1
