System Screen 5 - Graco ProMix PD2K Operation

Setup Mode Screens
System Screen Screen 5 5 5
System System Screen
System screen 5 sets the following operating
parameters.
Figure 43 System Screen 5
Stall Stall Test Stall Test Test Pressure Pressure Pressure
Set the minimum stall test pressure. The setting
should be approximately 50 psi (0.35 MPa, 3.5 bar)
higher than the highest inlet pressure.
NOTE: If the material supply pressure at the pump
inlet is greater than 90% of the Stall Test Pressure, the
system will generate an alarm and will not complete
the stall test. See Calibrate Screen 1, page
Pump Stall Stall Test Test
Pump Pump Stall Test
Set the duration for the pump stall test. See
Calibrate Screen 1, page
Maximum Leak Leak Rate Rate
Maximum Maximum Leak Rate
Enter the maximum allowable leak rate for a pump
stall test.
74
88.
88.
Auto Park Park Pumps Pumps
Auto Auto Park Pumps
Parking the pumps will help prevent material from
hardening on the pump rods. The Auto Park Pumps
timer will automatically park all pumps and turn off
pump power. The default value of 0 minutes turns
off this feature.
NOTE: The timer only runs while the system is in
NOTE: NOTE:
Standby and all guns are purged to prevent volumes
from going off ratio.
Mix Mix Balance Mix Balance Interval Balance Interval (Not Interval
When transitioning from Standby mode to Mix Mode,
fluid viscosities and high ratios may affect how
quickly fluid dynamics balance, which may result in
nuisance Exceed Max Flow or Differential Pressure
mixing alarms.
The Mix Balance Interval set point may be used
to enable a brief period at the start of a mix cycle
for fluids to balance before generating any mixing
alarms.
NOTE: The Mix Balance Interval timer only runs
NOTE: NOTE:
while the gun is triggered. Setting this time to zero
turns the timer off.
Disable Disable Mix Disable Mix Unit Mix Unit Unit
Select this box if you wish to prevent a mix unit from
being powered up and to suppress all related alarms.
(Not used (Not used in in in 1K used 1K Mode) 1K Mode) Mode)
3A4486D