Omron SYSMAC C200H-CT001-V1, Operation Manual

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72
Latch Mode: Monitoring Quantity at a Processing Station System Configuration
Processing station
Flow Flow
Transistor Output Unit
C200H-OD211
C200H PC
An encoder adapter is required
if the C200H-CT002 is used
with an open-collector encoder
Photoelectric switch for
detecting fed workpieces (in-
crement, input A)
Indicator
Photoelectric switch for
detecting discharged
workpieces (decre-
ment, input B)
Control switch
(control input IN1)
Latch switch
(Control input IN2)
Encoder adapter
Operation This example system monitors the number of work pieces in the processing
station and displays the currently latched number on a seven-segment indi-
cator.
Sign 10
6
10
5
10
4
10
3
10
2
10
1
10
0
0 1 2 3 4 5 6 7
11–8
7–4
3–0
Strobe signal
Sign, 10
5
, 10
3
, 10
1
, data
10
6
, 10
4
, 10
2
, 10
0
data
Transistor Output Unit
10
1
, 10
0
10
3
, 10
2
10
5
, 10
4
10
7
, 10
6
10
1
, 10
0 Output data
Strobe 0
Strobe 1
Strobe 2
Strobe 3
PC cycle time
Gate, Latch, and Sampling Modes
Section 4-4