Specifications

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DL06 Micro PLC User Manual, 3rd Edition, Rev. C
E–56
Appendix E: High-speed Input and Pulse Output Features
1
2
3
4
E
6
7
8
9
10
11
12
13
14
A
B
C
D
C3
Y0
SET
RST
C3
RST
C4
TMR
K3
T1
T1
Add a timer to create a short delay before
reversing motor.
T1
SET
C5
SET
Y0
RST
C4
Set C5 to indicate the CW home search
has begun.
Turn on Pulse Out again.
Reset C4.
Delay to
reverse
direction
X1
Home
Switch
Found
Home
Off Home
Switch
Delay to
reverse
direction
C4
Off Home Switch
C2
LDD
K40
OUTD
V3631
RST
C2
X1
Found
Home
C3
C3
SET
This rung waits until the Home Switch, X1, is triggered, then it prepares the next step by
l
oading a new, slo wer, speed into V3631.
N
otice that the value loaded is not in the form of 8xxxxxxx.
Once the Home Switch, X1, is deactivated, the Pulse Output is stopped.
This rung adds a short delay of 0.3 seconds to delay the reversing of the motor.
The Pulse Output is now activated again, but in the direction the motor was initially started.
Home
Switch
Rev. to Home Sw
Rev. to
Home Sw
Found
Home
The constant K40 selects a target position count
(CW direction).
Turn Off Pulse Out.
Go in CW direction back to home.
Found Home
The Home Limit was passed, reset C3.
Return to Home
Pulse Out
Off Home Switch
Target Position
CCW past home.
Home Limit found, reset C2.
Pulse Out