Graco PrecisionMix ii, Instructions And Parts List

Page: 118 / 260

System Configuration 8–10
System Configuration
Screens Information
C9: Mixed Load Volumes
SYSTEM CONFIGURATION Station: 1
MIXED LOAD VOLUMES
Enter Gun1 Mixed Load Volume
0000 cc
Enter Gun2 Mixed Load Volume
0000 cc
Type in the required Mixed Load Volume for
gun 1, then .
If prompted, type in the required Mixed Load
Volume for gun 2, then . Next screen .
The Mixed Load Volume is the amount of material
needed to evacuate the solvent from the hose and
gun.
If color change is off, the load volume activates
after a complete purge and will then turn on the gun
trigger output for the volume entered.
If integrated color change is on which purges by
time, the color change time will extend as needed
to reach the volume entered. This only applies
when the the operation switch on the control booth
is in the mix mode.
If the value is set to zero, the mixed load volume
feature is turned off. The default setting is zero.
Turning off the gun flush boxes on screen C10 will
also disable the mixed load volume.
C10: Guns Setup
SYSTEM CONFIGURATION Station: 1
GUN SETUP
Turn Gun Flush Boxes On or Off:
1. Gun Flush Boxes Off
2. Gun Flush Boxes On
> _
Select Locations for Guns Being Used:
1. Gun 1
2. Gun 2
3. Gun 1 and Gun 2
4. Guns selected from I/O.
5. Guns selected automatically.
Type the number for the gun locations,
then .
Type the number to turn the gun flush boxes
on or off, then . Next screen .
Select the gun(s) according to the guns being used
with flow control, potlife timers, and flow alarms. The
default selection is #1,
Gun 1"
.
Select #1 if gun flush boxes and flow control are not
installed on the system. Selecting “
None"
disables
Purge/Load Interlock inputs and Gun Trigger out-
puts.
Turn gun flush boxes On if they are present, or Off
if they are not present.
Your selection affects a number of screen displays
pertaining to the potlife timer, purge/load interlock
and flow control.
Select #4 if the guns are selected using the I/O on
the controller. This option is used with a 3 position
switch to select the active gun.
In Selection #5 the number of guns selected is
automatically based on the “
gun in box"
signals
and the air flow switch signals. No additional
hardware is needed for this option. This option
may not be as reliable as selection #4 for safety
critical operations.
I/O Gun Selection Table
6111 6121 Guns Enabled
0 + 24 VDC Gun 2
+ 24 VDC 0 Gun 1
0 0 Gun 1 and Gun 2
+ 24 VDC + 24 VDC Gun 1 and Gun 2