Timer - palintest Photometer 7500 Operation Manual

displayed on screen.

6.5 Timer

Many photometric methods require a reaction time to develop
optimize sensitivity, the recommended time period being
documented in the Palintest Phot Book and included as part
of the method parameters programmed into the Photometer
7500 Bluetooth.
Tests requiring a reaction time will have the option to select
an automatic timer to count down the reaction time required.
While in the Insert sample screen use the right key to move
the cursor to highlight Timer.
The programmed reaction time will be displayed.
Press OK to Start the countdown.
Three options will be displayed:
Stop
Exit
Exit and Read exits the countdown screen and automatically
cancel the countdown timer
exits the countdown screen and returns to the
Insert sample screen. The countdown will
continue and the current time can be seen by
selecting Timer. At the end of the countdown
an audible alarm will sound to indicate the
sample is ready to read. Select OK to read
the sample manually.
reads the sample at the completion of the
allocated time period.
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