Lovibond SD 90 Manual

Insert the batteries
1
4

MEASUREMENT

Remove protective cap from the probe
off
Lock/Unlock Data!
unlock
C. Backlight ON/OFF
F. Store Data
off
D. Store Data
1. In lock mode: 2s
2. In measurement mode: 2s
3. When the storage is full, it will overwrite the oldest data.

Salt CALIBRATION

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Characters in RED
G. System Setup
Menu selection:
• Re-Calibrate according to individual recommendations! Rinse the electrode
with destilled water after each measurement.
• If temperature is out of range, „ERR" will appear. Meter automatically returns to Measurement Mode.
• If the default reading is more than 30% out of standard buffer range, „ERR" will appear.
2s (latest memory#)

E. Calibrate Salt

Remove protective cap from the probe.
Power ON (see A)
(7.00 or 6.86)
Auto-recognition for
Immerse the probe
into calibration
(31-12 24 or 12-31 12ampm)
solution.
To enter:
Adjustment: to increase (+):
____________________________________________________________________________________________
Note: Icons/Characters in RED meaning "BLINK"
: Hit once / : Press and hold / : Release
to store
Immerse the probe into
calibration solution.
Adjustment: to increase (+):
to store
2
5
Automatically turns off after 8 minutes of
inactivity.
on off
Possible slight delay after pressing
before freeze of the data (!).
lock unlock
on 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.
(or 2s
represent „Flashing symbols".
(dd-mm-yy/24hr or mm-dd-yy/12hr)
: 100~1000 ppm and : 1.00~20.00 ppt
.....
∞
+
to decrease (-):
wait
∞
+
To decrease (-)
wait
3
+
+
-
-
-
-
+
+
6
∞
Press for
3 seconds
Press
)
(°C or °F)
3
Press and
hold