Operation Liquistation CSF48
170 Endress+Hauser
Chemoclean
An example of the use of the "Chemoclean" function is the use of the CYR10 injector unit to clean
pH glass sensors. (CYR10 connection ä 51)
Chemoclean Plus
Use the "Chemoclean Plus" function for measuring cycles in aggressive media or for regular
cleaning operations with acids, bases or special cleaners.
Path: Menu/Setup/Additional functions/Cleaning/Cleaning 1 ... 4/Chemoclean
Function Options Info
Cleaning time 0 to 900 s
Factory setting
5 s
Cleaning duration
The cleaning duration, pre-rinse and post-rinse times
and the interval depend on the process and sensor.
Determine the variables empirically or based on
experience.
Prerinse time 0 to 900 s
Factory setting
0 s
Postrinse time 0 to 900 s
Factory setting
0 s
a0022102
Fig. 94: Layout of a measuring point with regular cleaning with acid and base
0
1
A
Compressed air connection for "Measure" assembly
position
Compressed air connection for "Service" assembly
position
Acid pump
B
C
D
Base pump
Rinse chamber of assembly ("Service" position)
Medium ("Measure" position)
CM44x / CM44xR / CSFxx
A
B
R1 R2
R3
R4 DI1 DI2
C
D
HO
2
Air
1
0
4R DIO
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