Additional Dionex Components
Active Flow Splitter (MRA)

In addition to the  General Device Commands, the following commands are available for controlling the operating functions of the flow splitter (please note that the display Filter level determines which commands are displayed):

 

Command

Min.

Max.

Default

Description

Flow

1.0

100.0

10.0

Sets the flow to be split in mL/min.

GrooveVolume

0

300

-

Indicates the groove volume in nL (read-only). (The property is available from the Expert level on.)

Home

 

Moves the splitter to position 1.

ModuleType

Text (64 characters), describing the flow splitter type

Read from the splitter upon connect.

Indicates the module type (should be MRA100-000; read-only). (The property is available from the Expert level on.)

RunState

On/Off

Off

Sets the status of the MRA: On splits the flow based on the related parameters.

SplitFactor

1

59

47

Reports the split factor set on the device (read-only). (The property is available from the Expert level on.)

SplitRatio.Nominal

100

100000

20000

Sets the nominal split ratio.

SplitRatio.Value

100

100000

-

Indicates the actual split ratio (read-only). The ratio is calculated from the HPLC flow and SplitRatio.Nominal.

SwitchCounter

 

 

 

Counts how often the flow splitter has been switched since the counter was last reset.

UpperLimit

0

NoLimit;
10000001

NoLimit

If the total number of switches exceeds the upper limit, a warning appears. To disable the function, set the upper limit to NoLimit.

Value

Reset;
0

10000000

1

Reports the total number of splitter switches. Select Reset to reset the counter to 0.

SwitchFrequency

0.00

100.00

-

Reports the switching frequency in Hz (read-only). (The property is available from the Expert level on.)

Test

 

Tests the flow splitter. (Moves the splitter to position 1, steps to all positions, and returns the splitter to position 1.)
(The property is available from the Expert level on.)