®
pHotoFlex
pH
ba75975e05
10/2017
3.2.2 Inserting/exchanging the batteries
NOTE
Make sure that the poles of the batteries are positioned correctly.
The ± signs on the batteries must correspond to the ± signs in the bat-
tery compartment.
1
Open the battery compartment:
– Unscrew the two screws (1) on the underside of the meter,
– Remove the lid of the battery compartment (2).
2
If necessary, take four old batteries out of the battery compart-
ment.
3
Insert four batteries (3) in the battery compartment.
4
Close the battery compartment and fix it with the screws.
Commissioning
1
2
17