Elements of ATP bioluminescence detecting system
Liquid Crystal Display
：
display test procedure and result
Unit lid
：
kill the light
Lable
：
display the instrument type and serial number
Battery compartment
：
fit two AA batteries
Up button
：
check last test result, and menu selection
Down button
：
check next test result, and menu selection
Start button
：
start test
Threshold set button
：
set threshold
Time set button
：
set time
Power on/off button
：
Power on/off the instrument
Special function button
：
Special function, such as enter delete
interface
Summary of Contents for LBY-420
Page 1: ......
Page 7: ...Instrument indication ...
