Center 265 - BUTTON INSTRUCTION; HOLD & LPF Function; PEAK Hold & Function Selection; ZERO Function

Center 265 True RMS Leakage Current Clamp Meter
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5. BUTTON INSTRUCTION
5-1 HOLD & LPF Function
It is possible to freeze the displayed value by pressing on the "HOLD"
button. Press the "HOLD" button again to exit the Hold mode.
To activate the Low Pass Filter (LPF) feature, press and hold the
“LPF” button until the symbol displays. To deactivate the LPF feature,
press and hold the “LPF” button for 2 seconds. The meter will return
to normal mode of operation.
The Cut-Off frequency of the low pass filter is about 160 Hz with
attenuation characteristic of approx. -24 dB/octave.
Note: The LPF function operates on the AC A and AC mA ranges.
5-2 PEAK Hold & / Function Selection
Press "PEAK" button to enter the PEAK mode, the meter records the
peak maximum value. Press the " PEAK " button again, to exit the
peak mode.
When you turn the rotary switch to the Ohms / Continuity Test
position, press the "PEAK" button to select Resistance measurement,
press the "PEAK" button again to select continuity test with buzzer.
5-3 ZERO Function
Press "ZERO" button to enter the Zero mode, ZERO Annunciate will
appear and Zero the display. The reading is stored as reference
value for subsequent measurement.
Press the " ZERO " button again, to exit the zero mode.
5-4 BACKLIGHT Function
When the " " button is pressed, the backlight will be turned on.
Press the button again to turn the backlight off. If the button is not
pressed again then the backlight will be automatically turned off in
about 30 seconds after it is turned on.