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VWR Collection PH-130 pH-meter instruction manual v1.0x
17.3.2. Setting the brightness and lighting time
The brightness settings are very important while working in the field. Choose
one of five brightness modes. The table below shows the influence of the
brightness settings to the meter‘s operating time (for NiMH rechargeable
batteries with a capacity of 2000mAh).
backlight
continuous
operating time
brightness
55 h
brightness
45 h
brightness
35 h
brightness
30 h
brightness
26 h
17.4. Info
The INFO tab contains the software version, the serial number and the
factory calibration date (Pic. 13).
Pic. 13.
Return to the measurement mode by pressing the button.
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