Metrohm Power Box (for 899 Coulometer) - Manual (Page 10)

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Power Box
2 Overview
1
Figure 1 Front Power Box
1 LED "On"
Lights up if the Power Box is being charged
or is partially charged. Lights up more
brightly if the Power Box is fully charged.
1 2 3 4
Figure 2 Rear Power Box
1 Mains connection socket (In)
For connecting the external power supply
unit (6.2164.010). 2 Type plate
Contains the serial number.
3 Connection cable (Out)
For connecting the Power Box to the 899
Coulometer. 4 Mains switch
For switching the Power Box on and off.