Mastech MS8233E - Functional Push Button; LCD Display

① LCD display
② “MAX” push button
③ “BACK LIGHT” push button
④ ‘HOLD” push button
⑤ “FUNC” Push button
⑥ Rotary Switch (Knob)
⑦ “V/Ω/uA/mA/℃”Input terminal
⑧ “COM” input terminal
⑨ “10A” input terminal
⑩ NCV indicator [LED]
- 4 -
3-2. Functional push button
Push button
Function
Func
“FUNC” key is the function select key that acts with trigger.
Use the key as switch of DC/AC current, Diode/Continuity
and ℃/℉.
HOLD
Press “HOLD” to enter and exit the hold mode in any mode.
That act with trigger.
MAX
This key is act with trigger. Press this key once, the
maximum value is holding (Will displays ‘MAX’ symbol in
the LCD).
After pressing the key, A/D will keep working, and the
display value are always up dated and kept the maximum
value.
NOTE: The actual gained value is not the peak value.
*
This key is used control Backlight. This key is act with
trigger. When press and hold the key over 2 sec, will enable
Backlight.
Press the key again , the backlight will disable.