User Manual

414D/419D/424D
Users Manual
12
Timer (419D/424D)
Fluke recommends that you use a time-delay for the most
accurate measurements at long distances. This prevents
Meter movement when you push
.
To turn on the timer:
1. Push
 1x to turn on the 5-second timer. This is the
default time interval to release the laser for a
measurement.
2. Push
 to increase up to 60 seconds.
3. Push
 to decrease the seconds.
4. Push  to begin the timer.
The seconds until measurement (for example, 59,
58, 57...) show as a countdown. The last 5 seconds
count down with a beep. After the last beep, the
Meter makes the measurement and the value shows
on the display.
Note
The timer is useful for all measurements.
Beeper (419D/424D)
Push   at the same time for 2 seconds to turn on
and turn off the beeper. The display shows the status as
  or  .
Backlight (419D/424D)
Push   at the same time for 2 seconds to turn on
and turn off the backlight. The display shows the status
as   or  .
Keypad Lock (419D/424D)
To lock:
1. Push   at the same time to lock the keypad.
To unlock:
1. Push .
2. Push  within 2 seconds to unlock the keypad.