UNI-T UTP3300C Series, Руководство пользователя

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UTP3000C Series User Manual
5
5. Over Voltage Protection Setting
Press for 3s to enter into Over Voltage Protection (OVP) setting and OVP
SET light willflash; Press CH1/2 to select the channel, and turn voltage adjustment
knob to adjust value; Press again for 3s, the device exists setting and OVP
light will be off. Then the setvoltagevalue will bedisplayed.
Short press to turn on OVPandOVP light will be on. When voltage is larger
than the value set in OVP, output will be disabled. Press again to turn off
OVP.
6. Key Lock
After pressing the voltage knob for 3s, keys are locked; press it again for 3s, keys
are unlocked.
7.
Turning on/off Buzzer
After pressing the current knob for 3s, the buzzer will be turned off; Press it again
for 3s, the buzzer will be turned on again.