SyriXus Series Pumps Installation and Operation Guide
Section 8 Serial Interface
8-30
EAR99 Technology Subject to Restrictions Contained on the Cover Page
8.8.2 Gradient Download
Command
This command downloads a step from the SyriXus series pump to the
PC. This command will resp ond w ith ‘PROBLEM=INVALID
COMMAND’ if the file or step does not exist. If the file and step is
valid, the controller will respond as shown in Figure 8-7 and Figure
8-8.
8.8.3 Gradient Upload
Commands
These commands upload a step from the PC to the SyriXus series
pump. This command will respond with ‘PROBLEM=INVALID
COMMAND’ if the file or step does not exist. If the file and step is
valid, the controller will respond as shown in Figure 8-9 and Figure
8-10. Figure 8-11 shows an example of a pressure programming
upload command.
NOTE
Gradient upload commands must follow the format shown in the fig-
ures below. Where necessary, leading and trailing zeros must be
included so that the numerical values are represented properly. Also
note that the single-pump gradient commands include spaces in the
command string.
Figure 8-7
Gradient download commands - single-pump flow
gradient
File (01 – 99)
Step Number 01
Gradient Duration
Units = milliliters/minute
Initial Gradient Percentage
Gradient Total Flow Rate
Range = (00.00 – 100.0)
Final Gradient Percentage
Range = (00.00 – 100.0)
Range = (0000.1 – 9999.0 minutes)
Range = (000.0000 – Maximum Flow Rate)
File (01 – 99)
Step Number (02 – 99)
Gradient Duration
Initial Gradient Percentage
Range = (00.00 – 100.0)
Final Gradient Percentage
Range = (00.00 – 100.0)
Range = (0000.1 – 9999.0 minutes)
Step Number 01:
Step Numbers 02 through 99:
LGDL,F:xx,S:01,FL:xxx.xxxx,I %:xx.xx,F %:xx.xx,D:xxxx.x,
LGDL,F:xx,S:xx,I %:xx.xx,F %:xx.xx,D:xxxx.x,
