Testing The Alarm Features; Di Filter (Optional) - Thermo Scientific ThermoFlex Manual De Instrucciones

Testing the Alarm

DI Filter (Optional)

Thermo Scientific
Using the Setup Loop, adjust each temperature alarm limit towards the
setpoint and ensure the chiller reacts accordingly. Reset each alarm limit to
Features
the desired value. See Section 4.
We recommend slowly draining the chiller to ensure the low level warning
and fault messages activated. See Section 8.
For chillers equipped with auto refill switch we recommend slowly draining
and ensure the auto refill activates.
Establish a preventive maintenance schedule for the DI filter cartridge
based on your specific application.
The controller will display a High Resistivity or a Low Resistivity
warning message when the process fluid resistivity exceeds the limit set in
the controllers RESISTIVITY SETTINGS display, see Section 4.
The chiller also has an integrated alarm. The alarm is based on chiller run
hours that will alert you when it is time to change your filter. The alarm is
enabled using the controller's DIAGNOSTICS menu.
If you already know how often your DI filter needs changing, you can
input the number of hours into the menu. When the time is reached, the
controller will flash DEI PM and the audible alarm, if enabled, will sound.
To clear this message and stop the audible alarm press
Section 6
.
ThermoFlex 6-7