Sper Scientific 840099 Datalogging Manometer User Manual
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AUTO POWER OFF
To prolong battery life, the meter will turn off automatically if
no buttons are pressed for your preset (1~20 minutes). To
edit or disable this feature, press F4 (SET) to access the
setup mode, then use the F2 (EDIT), ▲ or ▼ buttons and
Keypad
to make changes.
Clear Auto Log Data
1. Press F3 (LOG) to enter log mode.
2. Press F3 (SET) to enter auto log parameter set-up.
3. Press F4 (NEXT) to access the clear option.
4. Press F2 (CLR) for two (2) seconds and the “Clear All?”
message is displayed.
5. Press F2 (YES) to clear all auto log data, or F3 (NO) to
cancel clear function.
6. After clearing all auto log data, press F4 (BACK) to re-
turn to auto log parameter set-up.
7. Press F1 (EXIT) to return to the Welcome display.
MEASUREMENT PROCEDURES
ERROR CODES
E2: The value is under-range
E3: The value is over-range
E4: Error reading sample