3 cleaning, Cleaning – Xylem VARIO WATERPROOF PH METER User Manual
Page 40

Maintenance, cleaning, disposal
VARIO pH
40
ba75373e04
07/2006
5.3
Cleaning
Occasionally wipe the outside of the meter with a damp, soft cloth.
Caution
The housing components are made out of synthetic materials
(polyurethane, ABS and PMMA). Thus, avoid contact with acetone and
similar detergents that contain solvents. Remove any splashes
immediately.
Cleaning the
touch screen
Activate the cleaning mode so the instrument will not interpret the contact
with the touch screen as entries.
1
Switch the meter off with <
E
_>.
2
Switch the meter on with <
(_
>.
CLR PAD is displayed. The cleaning mode is active. Short contacts
do not start any functions.
3
Clean the touch screen.
4
Switch to the measuring mode with <
(_
>.
ESC
I
0
d
Ident
CLR
Day.Month
MEM
CAL
C
pH
LoBat
min:s Lap
mV
h:min
RESET
LAP
C I r
d
a
p