Energy-Saver Mode (Auto Power Off); Pause Function; Pc Interface (Optional) - BRAND Titrette 4760141 Operating Manual

6 PC interface (optional)

3. Titrating
b.
4. Filling the instrument after titration
a.
To reduce crystal deposits and evaporation, always fill the instrument all the way up to the upper
stop position after titration.

5.1 Energy-saver mode (Auto power off)

If work is interrupted for more than three minutes (factory setting), the instrument automatically
switches into standby mode. The display value is saved and reappears in the display after switching
back on manually. The user can adjust the amount of idle time before automatically switching off (see
Auto power off (APO mode), p. 67).

5.2 Pause function

If the instrument has not been completely primed, air bubbles appear in the titrating tube during titra-
tion. To prime the instrument during titration, liquid can be dispensed into a different receptacle us-
ing the Pause function without the display value changing.
Pause
1 x
6 PC interface (optional)
The instrument is available with an optional communication port (RS 232) (see 'Ordering informa-
tion').
The model with the port provides the following advantages over the standard model:
58
Operating manual
a.
Hold a suitable receiving vessel under the opening of
the titrating tube.
b.
Dispense liquid up to the transition point by turning the
hand wheels.
If the fill volume is insufficient for the entire titration, gently
turn the hand wheels back to the upper stop position to fill
(the displayed value remains unchanged during this
process). Then continue titration.
a.
Press the Pause button one time.
ð
The Pause signal blinks.
b.
Prime the instrument, dispense liquid, etc. See Prim-
ing, p. 56.
c.
To end the Pause function, briefly press the Pause but-
ton again.
ð
The Pause signal disappears.
d.
Continue titration
NOTICE
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