Electrical connection Liquisys M CPM223/253
20 Endress+Hauser
4.2.2 Measuring cable and sensor connection
You require screened special measuring cables to connect pH and ORP electrodes to the
transmitter. The following multi-core and ready-to-use cable types can be used:
Structure and termination of the measuring cables
C07-CPM2x3xx-04-06-00-en-004.eps
Fig. 12: Structure of the special measuring cables
For further information on the cables and junction boxes, please refer to the
"Accessories" section.
Sensor type Cable Extension
Electrode without temperature sensor CPK1 VBA / VBM box + CYK71 cable
Electrode with temperature sensor Pt 100
and TOP 68 plug-in head
CPK9 VBA / VBM box + CYK71 cable
ISFET sensor with temperature sensor
Pt 100 / Pt 1000 and TOP 68 plug-in head
CPK12 VBA / VBM box + CYK12 cable
pH individual electrode with separate
reference electrode and separate
temperature sensor
CPK2 VBA / VBM box + PMK cable