![background image](http://html1.mh-extra.com/html/omega/cl551/cl551_user-manual_4009073019.webp)
•
Press the
<F>
key to enter the machine code selection:
Address: 1
T : 23.5 °C
The machine code can be adjusted from 1 to 99.
•
Press the
<F>
key to select the page indicating the serial number of the instrument:
S/N: B363594
T : 23.5 °C
•
Press the
<F>
key to review the type of sensor selected:
PTCh selected
T : 23.5 °C
•
Press the
<F>
key to set the max. temperature limit:
MAX. set 550.0
T : 23.5 °C
•
Press simultaneously
<
▲
> + <F>
keys to exit this procedure and to return to the normal operative mode with the
following indication:
SP : 150.0
T : 23.5 °C
7.5 P.I.D.
tuning
The P.I.D. tuning parameters have been settled at works and they are stored as "Default Parameters".
The normal values are the following ones:
Prop. band
: 3%
Integral Time
: 100 sec.
Derivative Time
: 10 sec.
For any special application, in case it should be necessary to change that parameter, proceed as it is shown at
paragraph 3.
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