Metrohm IC Net 2.0 User Manual

Page 76

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6 Devices

IC Net 2.0

68

Pressure

Live display of current pressure in MPa.

This field is also available for the

WATCH

WINDOW

.

Flow

Live display of current flow in mL/min. This

field is also available for the

WATCH WIN-

DOW

.

New flow

A new flow can be set by moving the scroll

bar, by entering a value or by changing the

value using the up and down arrows.

Entry range:

0.01 ... 5.00 mL/min

Min/Max pressure

The minimum and maximum pressure limit

for the 709 IC Pump can be set in steps of

0.1 MPa.

Entry range:

0.0 ... 50.0 MPa

.

The set maximum limit value should lie

between 5 to 10 MPa above the particular

operating pressure or the maximum admis-

sible operating pressure of the column

used. If the pump exceeds the preset limit

value during operation, it is switched off

immediately. At the same time, the

Pressure

field color in the 709 settings window and in

the

WATCH WINDOW

is changed to the value

set for

Out of range

.

The set minimum limit value should lie far

enough below the particular operating

pressure. If the pump pressure falls below

this preset lower limit during operation and

this pressure drop persist for several revo-

lutions of the pump cam due to leaks or

interrupted inflow of the eluent, the pump is

automatically switched off. At the same

time, the

Pressure

field color in the 709 set-

tings window and in the

WATCH WINDOW

is

changed to the value set for

Out of range

.

<Set>

Send current parameters immediately to

the 709 IC Pump. Parameters are not

stored in the system file (

*.smt

) as long as

the file is not saved.

<Start>

Start 709 IC Pump drive.

<Stop>

Stop 709 IC Pump drive.

Links

The

Links

tab of the

709 IC Pump

is used for COM port selection

and settings (details see section 5.2.4).

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