Operating procedures
18
6.4.
Setting the temperatures
This function is used to set the lowest desired temperature value.
L
Setting can be carried out in the start/stop condition.
1.
Press one of the keys
for a short moment. The setpoint
value instead of the actual value is indicated on the display for
about 8 seconds. The value can now be changed.
2.
Change value:
Press
to set a higher value.
Press
to set a lower value.
Keep the keys depressed for the value to change fast.
3.
Press enter
to store the value.
6.5. Temperature
control
The immersion cooler can only control the temperature if both - the
Pt100 sensor and immersion probe - are immersed into the same bath
fluid.
Application:
Cooling a fluid in a vessel
If the actual temperature falls below the setpoint temperature, the
compressor is switched off (on FT902: only one of the two
compressors).
The cooling control indicator
goes out. If cooling is required
again, the compressor switches on automatically.
-10
0
°C
t
Example: Setpoint temperature –10 °C
