Metrohm 844 UV/VIS Compact IC - Manual (Page 38)

Table of contents
voltage range can be read normally and the adjacent white
arrow points to the white bar imprinted below the fuse holder.
Figure 14: Setting the mains voltage
2.4.2 Fuses
One of the two fuses 1.6 A/slow-blow for 100…120 V or 0.8 A/slow-blow
for 220…240 V is installed in fuse holder 22 of the 844 UV/VIS Compact
IC as standard.
Ensure that the instrument is never put into operation with fuses of
another type, otherwise there is danger of fire!
When checking or changing fuses proceed as described in Section
2.4.1.
2.4.3 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 a grounding pin. If a
different plug has to be fitted, the yellow/green lead (IEC standard)
must be connected to protective ground (protection class 1).
Any break in the grounding inside or outside the instrument can make
it a hazard!
Mains connection
Plug the mains cable into mains connection plug 21 of the 844 UV/VIS
Compact IC.
20 Mains switch
to switch instrument on and off:
I = ON 0 = OFF
21 Mains connection plug
Mains connection, see Section 2.4.3
22 Fuse holder
220 - 240 V
100 - 120 V 220 - 240 V
100 - 120 V
100 – 120 V 220 – 240 V
20
21
22