User Manual

17
UT108/109 OPERATING MANUAL
Operation Performed
Turn the power on and off.
● Press HOLD once to enter hold mode.
● Press HOLD again to exit hold mode and the present value is shown.
● Press and hold for 2 seconds to turn the display backlight on or off.
Start recording of maximum and minimum values.
Press to step the display through high (MAX) and low (MIN) readings at
any time.
● Press once to enter Frequency measurement mode.
● Press and hold for 2 seconds to enter RS232C or USB mode.
● Press RANGE to enter the manual ranging mode;
● Press and hold RANGE for 2 seconds to return to auto ranging mode;
● Under RPM or Dwell testing mode, press RANGE to select 4CYL,
6CYL, or 8CYL.
Press SELECT to select the alternate functions.
Button
HOLD/
MAX/MIN
Hz
RANGE
SELECT