Factory settings
The following factory settings are active when the instrument is powered up for the first time:
Type of measurement
Turbidity measurement in FNU
Temperature offset /
turbidity offset
0 °C
0 FNU
Limit 1
0 FNU
Contact function, limit contactor 1
MIN contact without delay
(switches when value drops below limit 1)
Limit 2
9999 FNU (upper range value, depending on sensor
and unit selected)
Contact function, limit contactor 2
MAX contact without delay
(switches when limit 2 is exceeded)
Current outputs 1 and 2
4 ... 20 mA
Current output 1: TU value
for 4 mA signal current
0 FNU
Current output 1: TU value
for 20 mA signal current
9999 FNU (upper range value, depending on sensor
and unit selected)
Current output 2: temp. value
for 4 mA signal current*
0 °C
Current output 2: temp. value
for 20 mA signal current*
40 °C
Filter time constant / filter strength
10 s
Calibration data set
No. 3
Wiper control
Off (“oFF”)
* On instruments with two current outputs
liquisys CUM 252
First start-up
Hauser
15
