handylab pH 11
Maintenance, cleaning, disposal
35
ba75366e04
01/2011
5
Maintenance, cleaning, disposal
5.1
Maintenance
The measuring instrument is almost maintenance-free.
The only maintenance task is replacing the batteries.
LoBat
indicates that the batteries should be changed. The batteries are then
largely depleted.
Replacing the
batteries
Caution
Make sure that the poles of the batteries are the right way round.
The
±
signs on the batteries must correspond to the
±
signs in the battery
compartment.
Only use leakproof alkaline manganese batteries.
1
Open the housing after the instrument has been switched off:
– Undo the four screws on the underside of the instrument
– Pull down the lower cover (1).
2
If necessary, take the four depleted batteries (2) out of the bat-
tery compartment.
3
Place four new batteries (type Mignon AA) in the battery com-
partment.
4
Close the lower cover (1).
1
2
Содержание handylab pH 11
Страница 1: ...ba75366d04 01 2011 Operating manual handylab pH 11 pH Meter AR O CAL PH 6 4 2 9 9 2 6 C TP M...
Страница 4: ...List of contents handylab pH 11 4 ba75366e04 01 2011...
Страница 10: ...Overview handylab pH 11 10 ba75366e04 01 2011...
Страница 14: ...Commissioning handylab pH 11 14 ba75366e04 01 2011...
Страница 31: ...handylab pH 11 Operation 31 ba75366e04 01 2011 15 To return to the measuring mode Press the M key...
Страница 40: ...What to do if handylab pH 11 40 ba75366e04 01 2011...
Страница 46: ...Index handylab pH 11 46...
Страница 47: ......