Liquisys M CLM223/253 Commissioning
Endress+Hauser 31
Factory settings
The first time it is switched on, the device has the factory setting for all functions. The table
below provides an overview of the most important settings.
All other factory settings can be found in the description of the individual function groups in
the "System configuration" section (the factory setting is highlighted in bold).
* For corresponding version
C07-CLD132xx-13-06-00-xx-005.eps
Fig. 21: Function coding
Selecting and locating functions is facilitated
by a code displayed for each function in a
special display field å 20.
The structure of this coding is given in
å 21.
The first column indicates the function
group as a letter (see group designations).
The functions in the individual groups are
counted from the top to the bottom and from
the left to the right.
Function Factory setting
Type of measurement Conductive conductivity measurement
Temperature measurement in °C
Type of measurement compensation Linear with reference temperature 25 C (77 °F)
Temperature compensation Automatic (ATC on)
Limit value for controller 1 9999 mS/cm
Limit value for controller 2 9999 mS/cm
Hold Active during configuration and calibration
Measuring range 0 μS/cm to 2000 mS/cm (no measuring ranges for setting).
The setting is flowing and is guided by the connected sensors.
Current outputs 1* and 2* 4 to 20 mA
Current output 1: measured value for 4
mA signal current*
0 μS/cm
Current output 1: measured value for 20
mA signal current*
2000 mS/cm
Current output 2: temperature value for 4
mA signal current*
-35.0 C (-31 °F)
Current output 2: temperature value for
20 mA signal current*
250.0 C (482 °F)
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