Back-Light ( >2sec) and Peak-Hold Switch :
Press this button to toggle in and out of the PEAK-HOLD mode. The "
" annunciator are displayed.(Response Time:>50mS)
Press this button for two seconds to turn the Back-Light on. As this also activates
the PEAK-HOLD mode, briefly press the button to return to normal display. To
turn the Back-Light off press again for two seconds.
Range Select Button
Press "RANGE" button to select the desired lux or fc range. Each time you press
"RANGE" button, the range (and the input range annunciator) incremants, and
a new value is displayed.
HOLD (DATA-HOLD) Button
Press "HOLD" button to toggle in and out of the DATA-HOLD mode. In the DATA-
HOLD mode, the "
" annunciator is displayed and the last reading is held on the