ADInstruments AD8809 Manual De Usuario página 18

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illuminance meter stops all further measurements. Press the HOLD key again to exit Data-Hold
mode. Then it resumes normal operation.
8. Peak-Hold mode: Press the PEAK key to choose Pmax or Pmin recorder mode, and expose the
photo detector to light pulse measuring field. Press the PEAK key again to exit PEAK recorder mode,
then the meter will resume normal operation.
9. Maximum and Minimum mode: Press MAX/MIN key to choose the Maximum (MAX) reading,
Minimum (MIN) reading and current reading (MAX/MIN blink) recorder mode. Press MAX/MIN key
again to exit this mode.
10. Relative reading mode: Press REL key to enter Relative mode. The display shown zero value and
the current reading will be stored as a zero-in value. Press again to exit this mode.
11. USB mode: connect with pc with USB ,the "
12. Back-light function: Press the Backlight key to turn on. Press again to turn off.
13. When the measurement is completed, replace the photo detector cap and turn the meter off.
14. Setup time and sampling rate:
Press the MEM/SETUP and UNITS key start to setup the time and sampling . The first setup
target is
The hour
Press key"PEAK or REL " to choose the object of the setting
Press "REL" key to choose object to repeat as below process: Hour->minter->second-> sampling->
month -> day ->week -> year ->hour .......
Press PEAK key to choose the object and repeat as below process:
Hour ->year ->week -> day -> month ->sampling ->second ->minter ->hour -.>year ........
Press MAX/MIN key to add object of setting
Press HOLD key to reduce the object of seting
Hold key of MEM/SETUP and UNITS to exit the setting time and sampling mode, and then confirm .
15. MEM function:
Press key of MEM/SET to save the present
HOLD key of LOAD 5s start to load the records
Press key of MAX/MIN to add the number of records.
Press key of HOLD to reduce the number of records.
After you do that you must hold the key of LOAD 5s to resume normal operation .
16. DATALOGGER function:
SETUP the time and sampling rate first, the default sampling rate is 1s.
Hold the key of MEM/SETUP 5s, start the datalogger function, the MEM on the screen will be bicker.
If the memory IC is full ,the memory number will show 'OL'.
Press the key of MEM/SETUP 5s , stop the datalogger function , then the meter will resume normal
operation.
Then the datalogger number will return to 1, you could start your records again.
17. HOLD the key of MEM/SETUP and LOAD 5s to clear the 99 memory .
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data.
Manual de usuario AD8809
AD Instruments
18