MI 3103 GigaOhm Maintenance
15
5. Maintenance
5.1 Inspection
To maintain operator’s safety and ensure reliability of the instrument it is good practice
to inspect the instrument on a regular basis. Check that the instrument and accessories
are not damaged. If any defect is found please consult service centre, distributor or
manufacturer.
5.2 Battery replacement
The symbol ‘BAT’ on the lower right corner of the LCD indicates the battery state (Ubat
< 4.5 V).
If a low battery state is indicated the batteries have to be replaced to ensure accurate
measurements.
The instrument is switched off automatically when battery voltage drops down to 4.2 V,
bat indication is displayed before switching off.
Notes!
All four cells shall be replaced each time.
!
Turn power off and disconnect any measurement accessory connected to
the instrument before opening battery cover.
Nominal power supply voltage is 6 V DC. Use four 1.5 V alkaline cells, type IEC LR14
(dimensions: diameter = 26 mm, height = 50 mm).
Ser.No
.
2
3
1
4
1,5V LR 14
1,5V LR 141,5V LR 14
1,5V LR 14
Fuse
Fig. 16. Correct polarity of inserted batteries and fuse position
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