Ph Probe Calibration - Verderflex VP-PRO – PH/RX Manual De Regulatión

During the programming if you do not push any button (+,-, CAL) for more than 60 seconds, the pump
will get out of programming keeping the data stored until that moment.

pH PROBE CALIBRATION

Attention,
Be sure that the buffer solution used in calibration matches always the indicated value, and that they're not polluted.
BUFFER 7.01pH
BUFFER 9.01pH
BUFFER 4.01pH
Rev 1.0
In the Proportional functioning the display shows on the first row "Prop" and the
actual % flow rate of dosing respect to the % flow rate programmed. The % flow
rate is calculated according to the measure sampled at the beginning of the
dosing cycle.
On the second row the display writes the measure
Cod. 00.008.646
OFFSET CALIBRATION
Dip the probe in the pH7 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 the following
paragraph named "MESSAGES FROM
THE PUMP". If no error message
appears the calibration has been
performed.
GAIN CALIBRATION
Wash the probe with water and then dip
it in 9 pH or 4 pH buffer solution. Wait
for 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 GAIN 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 PUMP". If no error message
appears the calibration has been
performed.
the following
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