Rockwell Automation 42CRC Color Registration Control - Manual (Page 12)

10
42CRC Color Registration Control
After the control has been properly installed and the chosen operating
mode has been selected, set the dwell and the sensitivity controls to the full
counter-clockwise position. Apply power to the control and set the web in
motion. THE WEB MUST BE MOVING AT LEAST 2 INCHES (51 mm)
PER SECOND FOR PROPER CONTROL FUNCTION.
Automatic, Non-Latch
In this setting no sensitivity adjustment is required and the sensitivity
control is inoperative. Set the dwell control to the desired output dwell by
rotating the adjustment clockwise to increase the time to a maximum of
250 milliseconds.
Automatic, Latch
No sensitivity or dwell time adjustments are required and both controls are
inoperative.
Manual, Non-Latch
Rotate the sensitivity control clockwise until the “Green Margin Light”
illuminates with the presence of a moving mark. This setting provides the
correct signal for reliable operation. If output dwell time is required, rotate
the dwell control clockwise to the appropriate duration.
Manual, Latch
Set the sensitivity control as described above. The dwell time is
inoperative.
Gating
FIGURE 9
LIGHT MARK DARK MARK
WEB
MATERIAL
42CRC-4000
NPN OUTPUT
NO-GATING
42CRC-4001
NPN OUTPUT
GATED
42CRC-4001
PNP OUTPUT
GATED
42CRC-4001
PNP OUTPUT
NO-GATING
GATING
SIGNAL
X Y X Y X Y
Operation