Ii. duoflow maximizer and pathfinder systems, Fig. 7. manual screen (buffer blending mode) – Bio-Rad BioLogic DuoFlow Pathfinder 80 System DuoFlow Chromatography System Starter Kit User Manual

Page 21

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18

II. DuoFlow Maximizer and

Pathfinder Systems

Section 3. System Preparation

When the DuoFlow Maximizer or Pathfinder system is turned on, the Manual
screen is displayed in either Buffer Blending (Figure 7) or Non-Buffer Blending
mode (Figure 8). This screen displays instrument control panels that provide
direct control of the pumps, valves, fraction collector, UV detector, QuadTec
UV/Vis detector, and Econo gradient pump. The arrow in the upper right corner
of the detector control panel toggles between the UV and QuadTec detector
control panels. The button in the upper right hand corner of the valve control
panel toggles between the workstation and Maximizer valve control panels.

BioLogic Duo-Flow - - - no method -

Edit

Method

New

Method

New

Run

Browser

Manual Setup

Setup

Protocol

wash

load

1

2

Run

Notes

Report

PostRun Log

Advance

Fraction Collector: BioFrac

START

Maximizer+Gradient Pump: F10

pH

Tris (25 mM)

1.00

8.10

0

Inlet B

Flowrate

ml/min

%

High

limit

0

700

Low

limit

psi.

AVR7-3 at port 4

Workstation Valves

SVT5-4 at port 1

SVT3-2 at port 3

SV5-4 at port 2

P

L

2

1

2

1

3

4

2

1

3

4

STOP

START

STOP

START

STOP

Set

Event Mark

OFF

ON

psi.

Econo Gradient Pump 1

EGP %B

1.000

0

0.00

% Split

Flow
Direction

Flowrate

ml/min

%

%

Set

Tube number:

ml

Volume left:

Mode:

System

Local

Mode:

System

Local

Mode:

System

Local

Start Tube:

End Tube:

Fraction size:

1

1

20

1.00

1.0

I

AVR9-8 at port 5

3

7

8

2

6

5

4

I

AVR9-8 at port 6

3

7

8

2

6

5

4

I

UV Detector

Chart Recorder

Signal Import Module

SIM 1 is connected

ON

OFF

Zero Baseline

100% Buffer B

0

2

4

6

8

10

Minutes

AU

mS/cm

1.50

1.00

0.50

50

-0

0.00

0.0

400.0

300.0

200.0

100.0

Fractions

UV

Conductivity

Clear

Traces

Resize

UV range (AU):

Flow Rate

EGP %B

0 %B

0.00 ml/min

0%

% Split

0.00 ml/min

0 %B2

Gradient Pump: F10

UV

Conductivity

1 psi

0.2577 AU

3.63 mS/cm

QuadTec

WL1 - 280 nm

0.2225 AU

Econo Gradient

Pump

SIM1/pH

SIM1/SIG

Settings

File View

Utilities

Options

Window

Help

Bio-Rad

Web

Rack: F1 (12-13 mm tubes)

Setup

Switch to the QuadTec faceplate

0.000 Volt

6.53 pH

Fig. 7. Manual screen (Buffer Blending mode)

4006208B.qxd 6/28/2004 11:03 AM Page 23

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