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Dionex Integral Systems Operator's Manual
•
To turn the pump on and off, set the position of the solenoid valve on
and off in the Chromeleon 7 instrument method or on the SP ePanel in
Chromeleon 7.
•
To adjust the pump speed, use the potentiometer on the main SP
electronics board (see
•
For instructions on how to install and configure a peristaltic pump,
see
3.5.5
Solenoid Valves
Each SP is equipped with several solenoid
valves (see
throughout the SP flow path. For valve
locations and functions for the SP1, see
Section
For custom SP configurations, order
solenoid valves (P/N 068554) separately.
The three-way solenoid valves provide on/off control of liquid flow in
two directions (see
C
Figure 3-9. Three-Way Solenoid Valve Flow Schematics
28
Appendix
E.
Figure
3-8) that direct liquid flow
3.6.1; for the SP2, see
Figure
OFF
NO
NC
NC = normally closed
NO = normally open
C = common flow
Section
10.9).
Section
3.6.2.
Figure 3-8. Solenoid Valve
3-9).
ON
NO
C
NC
Note:
When the valve is
off (not energized),
port NO is open and
port NC is closed.
Conversely,
when
the valve is on
(energized),
port NC
is open and port NO
is closed.
Doc. 065250-06 03/2020
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