A - DISPLAY
B - SELECTOR PH/SET
C - SELECTOR HI/LO
D - LED
E - CALIBRATION PH 4 - 7
F - PH SETTING SCREW
G - PLUG/SOCKET
H - POWER 220V
L - ELECTRODE PH
M - PH INCREASER
N - SPONGE
O - DOLOMITIC RESINS
P - CIRCULATION PUMP

 

 

*with reserve of technical improvements