Metrohm 765 Dosimat - Manual (Page 6)

Overview
765 Dosimat
2
1 Overview
Front view of instrument:
1 Exchange unit
Normally the models with automatic cock changeover.
Note:
Choose the volume of the exchange unit in such a way that a volume between
10...100% of the nominal volume is expelled.
2 Display
The 16 digit display shows all important information:
DOS 3.456 ml
Mode (DOS = dosing) and dosed volume. Dosimat is in
stand-by position
DOS ↑ 3.456 ml
The piston is moving upwards.
DOS ↓ 3.456 ml
The piston is moving downwards.
DOS → 3.456 ml
The cock is turned to the right.
DOS ← 3.456 ml
The cock is turned to the left.
The display of the status
↑
resp.
↓
are specially important for very slow dosings
where movements of the piston cannot be clearly identified.
3 Operating keys at the Dosimat
<FILL> Filling. This key is (with remote control off) always accessible
and serves also as emergency stop.
<CLEAR> Resetting of the volume display to 0 with Dosimat in stand-by
position.
<GO> Order to execute the current mode. With mode DOS, dosing
goes on as long as <GO> is pressed.
4 Setting of display contrast
5 Analogue setting of dosing rate
Position 1 = lowest rate
Position 10 = highest rate
The expelling and filling rates can be set separately (see page 6).