Operation
7-10
"Water Out Temp
Running Low"
Water outlet temperature is approaching low error set point; increase
inlet water temperature or reduce flow rate to prevent overcooling or
overheating caused by reduced oil temperature
“Helium Temp Running
High!”
Helium discharge temperature approaching high error set point;
check cooling water temperatures, may also be caused by low oil
level - check compressor module sight glasses or low oil temperature
caused by cool water
“Helium Temp Running
Low!"
Helium discharge temperature running low; check cooling water
temperatures, increase ambient temperature if system has been off
and ambient temperature is below 45°F
“Oil Temp Running High!”
Oil temperature approaching high error set point; verify cooling water
flow and temperatures
“Oil Temp Running Low!"
Oil temperature approaching low error set point; verify cooling water
flow and temperatures (reduce flow rate or increase temperature)
7.7.7 Error and warning set points
The trip and clear set points for all the errors and warnings are listed in the following
table.
Error Message
Lock Out
Contributor?
Trip Clear
"High pressure too High!" YES 400 PSIG (27.6bar) 375 PSIG (25.9 bar)
"High pressure too Low!" YES 150 PSIG (10.3bar) 170 PSIG (11.7 bar)
“Low Pressure Too Low!” YES 40 PSIG (2.8 bar) 50 PSIG (3.4 bar)
“Low Pressure Too High!" YES 250 PSIG (17.2 bar) 240 PSIG (16.5 bar)
"Delta Pressure Too High!" YES 300 PSIG (20.7bar) 290 PSIG (20bar)
"Delta Pressure Too Low!" YES 50 PSIG (3.4 bar) 75 PSIG (5.2 bar)
"Static Pressure Too High!" YES 300 PSIG (20.7 bar) 280 PSIG (19.3 bar)
"Static Pressure Too Low!" YES 100 PSIG (6.9 bar) 170 PSIG (11.7 bar)
"Water In Temp Too High" YES 110°F (43°C) 80°F (27°C)
"Water In Temp Too Low" YES 40°F (4°C) 50°F (10°C)
“Water Out Temp Too High!” YES 125°F (52°C) 110°F (43°C)
"Water Out Temp Too Low" YES 40°F (4°C) 50°F (10°C)
“Helium Temp Too High!” YES 190°F (88°C) 120°F (49°C)
“Helium Temp Too Low!" YES 40°F (4°C) 50°F (10°C)
“Oil Temp Too High!” YES 125°F (52°C) 110°F (43°C)
“Oil Temp Too Low!" YES 40°F (4°C) 50°F (10°C)
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