Operating Guidance - C-LOGIC 280 Instruction Manual

C-LOGIC 280 • Digital anemometer
- Temperature→ 0°C~40°C, no moisture condensation
• Detector (fan) operation environment:
- Relative humidity: 0~95%HR, no moisture condensation.
- Temperature: -20°C~80°C, no moisture condensation.
• Storage conditions:
- Relative humidity: 0~80%HR, no moisture condensation
- Temperature: -10°C~50°C, no moisture condensation
• Dimension: Meter : 165 mm L X 85 mm An X 38 mm Al.
• Weight: About 200 g.
4.

OPERATING GUIDANCE

4.1 Power On/Off
Press the " " key to turn on or off the anemometer power.
4.2 Reading hold
In the measurement process, if the reading should be kept, press "HOLD" key
to lock the reading, and display the HOLD symbol; press it again to unlock.
Note:
- In the reading hold state, "FUN", "MAX/MIN" and "UNIT" keys are invalid.
4.3 Backlight
In the measurement process, if the ambient light is too dark to read, you can
press " " key to open the backlight. Backlight timer is set to 15 seconds. Dur-
ing this period, you can press "
Note:
- The luminous body of backlight is LED with large operating current. Fre-
quently using backlight will shorten battery life. Do not use backlight when
unnecessary.
When the battery voltage ≤ 7V, the "
display. However, in the case of using the backlight, if the battery voltage ≥ 7V,
the battery voltage drops because of its larger operating current, "
may show (when "
can't be guaranteed). At this moment, you needn't replace battery until the "
" symbol display again under normal use condition without using backlight.
" key again to turn off backlight at any time.
" symbol is showing, the accuracy of the measurement
15
" (low battery) symbol will show on the
" symbol