3 mains cable and mains connection, 4 on/off switching of the instruments – Metrohm 817 Bioscan User Manual
Page 22

2 Installation
817 Bioscan
14
2.2.3
Mains cable and mains connection
Mains cable
The instrument is supplied with one of three mains cables
• 6.2122.020 with plug SEV 12 (Switzerland, …)
• 6.2122.040 with plug CEE(7), VII (Germany, …)
• 6.2133.070 with plug NEMA 5-15 (USA, …)
which are three-cored and fitted with a plug with an earthing pin. If a dif-
ferent plug has to be fitted, the yellow/green lead (IEC standard) must
be connected to protective earth (protection class 1).
Any break in the earthing inside or outside the instrument can make it
a hazard!
Mains connection
Plug the mains cable into mains connection plug
17 of the 817 Bioscan
(see Fig. 2).
2.2.4
On/off switching of the instruments
The 817 Bioscan is switched on and off using mains switch
18. Do not
switch the IC components on before all cable connections have been
established.