NAVI D-25 Instruction Manual page 25

1 Overview of the Meter
1.6 Connecting the electrodes
● Electrode connector (G-R electrode)
Ion/Conductivity/DO electrode
14
O-ring
1.
Insert the electrode connector, making sure to
align the connector grooves with the pins in the
connector port on the main unit (see photo, ① ).
Do not push the electrode with undue force
when the pins are not properly aligned.
2.
Push the electrode connector into the connector
port while turning it clockwise, following the
grooves (see photo, ① and ② ).
3.
Push the connector cover over the connector
(see photo, ③ ), being careful to push it straight
on without turning it.
The meter will be waterproof only if this cover is placed
properly over the connector.
pH/ORP electrode
HORIBA