ORBECO SD 50 Manual

Insert the batteries
1 2
4 5
MEASUREMENT
Remove protective cap from the probe
off on
Lock/Unlock Data!
unlock lock
C. Select pH/mV
pH mV
D. Backlight ON/OFF
off on
E. Store Data
pH CALIBRATION
Characters in RED represent
F. pH Buffer 7.00 -> 4.00 -> 10.00
• Re-Calibrate according to individual recommendations! Rinse the electrode with distilled water after each measurement.
• Choose Orbeco-Hellige Standard Solutions or produce them with buffer tablets according to the kit manual (see backside).
Remove protective cap from the probe.
Power ON (see A)
Immerse the probe
into pH7 buffer
solution.
Clean the probe first,
then immerse into pH4
buffer solution.
Clean the probe first,
then immerse into
pH10 buffer solution.
3
6
Press
Meter automatically turns off after 8 minutes
of inactivity.
off
A slight delay is Possible after pressing
before data freezes (!).
unlock
Mode "mV" does not show ORP on the display,
only milivolts.
pH to switch, unfreeze data (see B).
off
After 3 sec. the file no. temporarily appears
on the display, e.g. 01.
Once the storage has reached max. capacity,
the data will overwrite the oldest files.
"Flashing symbols".
wait
or go for second point calibration as follows:
wait
or go for third point calibration as follows:
wait
(4) (7) (10)
L M H
Low, Middle, High
on the Display
+
+
-
-
-
-
+
+
Press for
3 seconds
Exit here for one
point calibration
Exit here for two
point calibration
Three point calibration
finished.