11-13
11
Setting the Input/Output Conditions
[I/O SETTINGS]
1
MEAS TRIG INP I/F PARALLEL SERIAL CCD-TRIG
2
START CCD SAMPLE AUTO (EDGE LEVL) PARALEL SERIAL
3
OUTPUT OBJ. TYPE
PARALLEL SERIAL
(CCD SAMPLING
＝
AUTOMATIC)
Measurement is started when the CCD trigger level is ON.
Measurement is started when a CCD trigger signal is received.
CCD trigger
Work
Black White
Edge
Level
Measurement
Select one of
the following.
Start sampling input
X0
(photo sensor or
proximity sensor)
· Configuration example
Type selection switch
(X1 to X4)
IV-S20 main
housing
Power supply
(24 VDC)
Monitor
Camera 1 (image cap CCD trigger)
Camera 2 (image capturing)
Remote key pad
External output
(Y0 to Y7)
Warning lamp
Settings listed in section
11-3 “CCD trigger”
· Setting order
1
→
2
(
→
3
)
(9) Measurement start input = CCD trigger, start sampling = auto, object type change, result
output = parallel
- Time chart (when auto mode (edge) is selected for as the CCD sampling start)
P
C
P
C
P
C
P
C
P
C
P
C
P
C
P
C
P
C
P
C
P
C
P
C
P
C
P
C
P
C
P
C
P
C
P
C
Result output
Result output
CCD trigger
cycle
CCD trigger
window
(not highlighted)
Object type
number input
(X1 to X4)
Specified object type number
Restarts CCD sampling automatically after
measurement is completed.
White
White
Trigger
Trigger
Black
Black
Black
BUSY output
Measurement result is valid
at the end of a measurement
PC calculation
condition
Parallel output
(Y0 to Y7)
Halt PC operation
during measurement
Halt PC operation
during measurement
When the object type is changed, all Y
output and auxiliary relays turn OFF.
Parallel output is valid for PC control after
the measurement result is determined.
