Metrohm 788 IC Filtration Sample Processor User Manual

Page 67

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4.1 Fundamentals of operation

788 IC Filtration Sample Processor

59

Key

Normal state

Edit mode

ENTER

Accept data, next line
x The <ENTER> key accepts the

value entered and selects the next

menu line.

x A modification of data or parame-

ters must

always be confirmed by

<ENTER>, otherwise the change

will not be accepted.

x If a change in a parameter is not

confirmed by <ENTER> and an-

other menu line is accessed, the

previous value will be retained. This

is indicated by an acoustic signal.

7

SAMPLE

Set sample position
x The <SAMPLE> key serves to set

the current sample position.

x When starting a method, this

position is assumed to have the

first sample of a series.

x If the current sample position is not

manually set before the start of a

sample series, rack position 1 is

always started first.

Numerical entry ('7')
or
Set sample position
x In a start sequence the SAMPLE

command serves to define the first

sample of a sample series.

x If no SAMPLE definition is made in

any sequence, the manually set

rack position is assumed to be the

first sample.

8

MOVE

Position sample tube
x Turn the sample rack to position the

described sample tube under the

needle. In addition to the prede-

fined sample tubes, the eight rack-

specific special beakers available

can be placed. Absolute positions

can also be chosen.

x The turning speed can be altered in

the Parameter menu.

Numerical entry ('8')
or
Position sample tube
x Turning the sample rack to position

the described sample tube under

the needle. In addition to the prede-

fined sample tubes, the 8 rack

specific special beakers available

can also be placed. Absolute posi-

tions can also be chosen.

x The turning speed can be altered in

the Parameter menu.

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