EPICS Software Controls
•
Turn on the computer, and log in.
– Username = dpuser
– Contact DP staff for the password
– Or, use the sector’s LDAP account
(see beamline personnel)
•
The start-up screen (shown right) will appear.
– Select “Linkam from the dropdown menu
– Click “Start” to start the IOC and medm
•
The figure below shows the two resulting terminal windows and the Linkam
control screen.
• The following parameters can be set (left
side):
– Pump speed for LN2 cooling (optional—this
can also be controlled automatically based
on the selected cooling rate). Upper limit =
30
– Rate of temperature change (
o
C/min)
– Desired temperature
• Note the control buttons (right side):
– Scan Disable: tells VME (EPICS sscan) to
stop communicating with the controller (e.g.
software is loaded but controller is not in
use). “Enable” restarts communication.
– Toggle LNP between automatic & manual
– Start, hold, or stop heating/cooling
