wtw AmmoLyt Plus 700 IQ, Operating Manual

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AmmoLyt
® Plus
700 IQ Maintenance and electrode exchange
6 - 5 ba75651e03 08/2009
6.3 Exchanging the electrodes
Caution
The sensor can be damaged by dirt and moisture. Each time
before dismantling an electrode carefully clean the area around
the electrodes (section 6.2). Before mounting an electrode make
sure the area behind the sealing ring of the electrode and the
receptacle are dry and clean. The AmmoLyt
® Plus
700 IQ may only
be submersed when the electrodes or original blind plugs are
mounted.
Use the special socket wrench provided to dismantle an electrode.
Electrodes are installed as described in section 3.4.1 E
QUIPPING THE
SENSOR WITH ELECTRODES
.
Recognizing the
electrode type from
outside
When mounted, the electrodes can be recognized by the following
features:
Note
For the correct storage of the electrodes please follow the instructions
in section 3.3 N
OTES ON THE HANDLING OF THE ELECTRODES
.
Electrode Hexagon Front
surface Other features
VARiON
®
Ref black black – Thread at the
hexagon
VARiON
® Plus
NH4 black black – Hexagon without
thread
VARiON
® Plus
K black white