Metrohm 914 pH / Conductometer - Manual (Page 91)

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8 Technical specifications
pH Meter/Conductometer
￭￭￭￭￭￭￭￭ 81
USB connector
Nominal input
voltage 4.75 - 5.25 V DC
Power con-
sumption 850 mA max.
Power con-
sumption at PC-
USB 500 mA
8.6 Charging time
Charging time
with power supply
unit 9 hours with original power supply unit (no. 6.2166.100) and original
USB cable
Charging time on
USB interface 15 hours
Charging time
with USB Y cable 15 hours
8.7 Runtime with battery
NOTE
Runtimes
The runtimes may vary according to the configuration used and the
usage habits.
The following values are based on operation under reference conditions
(see Chapter 8.12, page 83).
Uptime 8 hours