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Bosean Electronic Technology BH-90a User Manual page 7

Portable single gas detector

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Tel:86-371-86533226
value is stable after 2 minutes, press "SAVE"
calibration is done. The rate of flow 500ml/min is
recommended.
Fig11
Fig12
3.
Time setting
Press the button
the cursor with▼ key, choose the set time, the year
interface shown as Figure 13: press → to move the *,
press ▲ to adjust number, press Next to confirm.
Fig13
After set year, press next, you can set month, date,
hour, minute, Press "SAVE" to complete the time set.
Fig14
Fig15
4.
Alarm Record
Enter alarm record interface, display date and
max alarm value, it save the max alarm value every 3
minutes as shown Figure 16, "11.29.12.36" means
29
November 12:36, "65" display the max alarm
th
Fig16
value within 3 minutes. Press "ESC" return main
interface, Press ▼ to delete the record as shown
Figure 17.
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in the menu interface, move
Email:
sales@bosean.com

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