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On the Process Settings tab, select Weld > Method, 
Parameter
, and Max Time.
Collapse Distance 
- The  distance  the  welder  advances 
once programmed trigger force is reached. Usually the dis-
tance is the height of the energy director, or shear joint of 
the part being welded.
Max Time
 - A secondary weld characteristic offering a 
measure  of  safety.  If  the  programmed  parameter  is  not 
achieved (as in the example shown in Figure 4-14) within 
10 seconds, the system will fault.
Figure 4-14
 
iQ Explorer, Weld > Method > Parameter > Max Time 
,
Programming these weld parameters 
is similar to programming the DPC 
IV Plus or other pneumatic systems. 
Weld methods are: Time, Collapse 
Distance, Absolute Distance, Energy 
and Peak Power.
NOTE
Continuing with the Process Settings tab. . . 
See 
Figure 4-15.
This patented feature is found only on Dukane's servo 
press systems. If the feature is selected, the system will 
stop motion once the desired Trigger Force is achieved. 
The ultrasound will be initiated at this moment. Once 
the programmed force drop is detected, the motion will 
continue. This is the basis for Dukane's exclusive Melt-
Match™ technology.
Figure 4-15
 
iQ Explorer, Start Motion After Force Decreases By:
Benefits - F
igure 4 -15 illustrates that motion of the 
thruster will not continue unless the system detects that 
the trigger force has decreased by 2 pounds. In theory, 
this force drop will occur as the plastic starts to melt. The 
benefit of this option is significantly less stress on the 
parts and stronger weld bonds.
Servo Step 10 - Program Weld Characteristics
Servo Step 11 - Program Start Motion After Force Decreases By:
Page 49
Dukane Manual Part No. 403-575-00
Section 4 - Operation