Calibrating temperature sensors with resistors
Perform a cold start as described under “Calibrating temperature sensors with resistors”
in Chapter 7 Repair and adjustment.
Calibrating a temperature sensor - with ice bath and oil bath
Perform a cold start as described under “Calibrating temperature sensors with ice bath
and oil bath” in Chapter 7 Repair and adjustment.
Measuring conductivity in a monitoring system
ConductivityismeasuredwithequipmentfromEndress+Hauser.
This may only be done by authorized personnel.
Function in washing process
Theconductivitymetermonitorsthequalityofthewaterinthedisinfectionphase,inde-
pendently of the process control.
If the conductivity at the end of the disinfection phase is higher than the preset value,
alarm F13 is generated.
Measuring range
The normal measuring range is 0-20 µ S/ cm
Calibrating the conductivity equipment
Seemanual:LiquisysCLM223,fromEndress+Hauser.
Theconductivityequipmentiscalibratedatthefactorybyspecifyingtheexactcellcon-
stant; see below.
7.1 Default
7.2 Default
7.3 Set SP1 Limit 15 µ S/ cm*
Set Hi= Max. contact
Rest default
*The user chooses the value during process validation.
7.4 Default
7.5 Set 20 µ S/ cm
Rest default
7.6 Default
7.7 Setcellconstantasvalueincerticate98.7%**
Rest default
**Takethegurefromthecerticateforthemeasuringcell.