21
Menu pendulum clock
Menu
start
measure
Auto mode,pendulum clock
start
diagram
Target rate: *******
actual beat rate: 8965 A/h
Testing pendulum clocks with „OPTO6“ ( optical )
Mount the light barrier “OPTO 06” on a tripod.
Direct the light beam only on one side of the
pendulum. Distance 5 - 50mm.
The pendulum shall pass through the light
beam only one sided.
The correct adjustment can be checked by the
red signal of the Compact 900.
Press this button to begin the
automatic start of the measuring
Auto
mode
Auto
Opto06
only
or button
To start measuring:
After approx. 8
seconds appears
following display
(menu).
Press button to accept or to change the beat rate
Press button to measure beat rate, page 25.
Press button to start diagram for rate error.
beat
rate
beat
rate
