Perle REG-PRO RX Manual Del Instalacion página 17

During the programming if you do not push any button (+,-, CAL) for more than 60 seconds, the controller
will get out of programming keeping the data stored until that moment.
Rx (mV) PROBE CALIBRATION
Attention,
Be sure that the buffer solution used in calibration matches always the indicated value, and that they're not polluted.
BUFFER 468mV
MESSAGES FROM THE CONTROLLER
THIS MESSAGE MEANS THAT THE CALIBRATION IS IMPOSSIBLE AND HAS TO BE
DONE AGAIN.
If after the calibration repetition the display shows again this message:
a) Check that the buffer solution is not polluted (eventually replace it).
b) Check that the buffer solution selected on the display during the calibration is the value
of the one really used.
c) The pH probe could not be working well (replace it)
Cod. 00.008.574 Rev 1.0
OFFSET CALIBRATION
Dip the probe in the 468mV buffer
solution and wait for the stabilization of
the measure on the display. Push and
quickly release CAL button and then
scroll the menu till the display shows
"Electro. Calibr." Push CAL to enter
the submenu and then the button – to
do the OFFSET calibration of the
probe. If it is necessary you can modify
the value of the buffer solution shown in
the second row of the display by
buttons + or -. Push CAL to confirm.
If the display shows the message
"Imposs. Calibr." the probe calibration is
not saved. Read
paragraph named "MESSAGES FROM
THE CONTROLLER". If
message appears the calibration has
been performed.
the following
no error
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