Agilent Technologies Cryogenic User Manual page 71

Table 9 Sensor information and commands
Function Description
Sensor information
CLI Cold Loop Impedance
Mass Flow Mass flow of helium in CCC
CCC1 First stage temperature
CCC2 Second stage temperature
Inlet Inlet helium pressure
Exhaust Outlet helium pressure
Vacuum Vacuum level as read by thermocouple gauge
Calibration The name of the calibration file for the probe internal temperature sensor, loaded onto the
temperature controller.
NOTLOADED = Temperature controller off or not communicating
Commands
Also see
•
Start Starts the system. Only enabled when cryogenic system is in the Idle state.
•
Stop Stops the system and begins active warm-up.
•
Disabled when cryogenic system is in the Safe or Warming state.
•
Turns off turbo pump if the system is Vacuum Purging or Probe Pumping. A popup displays the
message:
turning off turbo and closing valves (OK/Cancel).
•
Turns off CryoBay sample eject air and displays warning screen if the system is the Idle state.
Click Ok to accept (CryoBay eject air will be turned off)
Click Cancel if you do not wish to turn off CryoBay sample eject air.
•
Detach Purges helium from cold loop in preparation for detaching the Agilent Cold Probe from the
CryoBay. Closes all valves. Turns off turbo pump.
•
Only enabled when cryogenic system is in the Idle state.
Cryogenic Systems Operation
Sensor information and commands are listed in
"Operation Cycle, Status Messages, and States"
CryoBay Monitor
Table
on page 57.
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