3.17 Connecting the instrument to the power grid
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940 Professional IC Vario TWO (2.940.2100)
3.17
Connecting the instrument to the power grid
WARNING
Electric shock from electrical potential
Risk of injury by touching live components or through moisture on live
parts.
￭
Never open the housing of the instrument while the power cord is
still connected.
￭
Protect live parts (e.g. power supply unit, power cord, connecting
socket) from moisture.
￭
Unplug the power plug immediately if you suspect that moisture has
gotten inside the instrument.
￭
Only personnel who have been issued Metrohm qualification may
perform service and repair work on electrical and electronic parts.
Connecting the power cord
Accessories
Power cord, three-core with IEC 60320 instrument plug type C13. Con-
ductor cross-section 1 mm
2
/ 18 AWG. Power plug according to customer
requirement (6.2122.XX0).
Do not use a not permitted power cord.
1 Plugging in the power cord
￭
Plug the power cord into the instrument's power socket.
￭
Connect the power cord to the power grid.
The power cord is three-core and provided with a plug with grounding. If
another plug has to be mounted, connect the yellow/green conductor
(IEC standard) to the protective ground (protection class I).
