Automationdirect.com DL06 - Page 202

DL06 Micro PLC User Manual, 3rd Edition, Rev. E
5-41
Chapter 5: Standard RLL Instructions
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A
B
C
D
Timer Example Using Discrete Status Bits
In the following example, a single input timer is used with a preset of 3 seconds. The timer
discrete status bit (T2) will turn on when the timer has timed for 3 seconds. The timer is reset
when X1 turns off, turning the discrete status bit off and resetting the timer current value to 0.
Timer Example Using Comparative Contacts
In the following example, a single input timer is used with a preset of 4.5 seconds. Comparative
contacts are used to energize Y3, Y4, and Y5 at one second intervals respectively. When X1 is
turned off, the timer will be reset to 0 and the comparative contacts will turn off Y3, Y4, and
Y5.
STR
$
TMR
N
2
C
STR
$
SHFT
MLR
T
2
C
ENT
OUT
GX
Handheld
Programmer Keystrokes
X1
TMR T2
K30
T2
Y0
OUT
X1
T2
123456
78
0
01020304050600
Current
Value
Y0
Timing Diagram
Direct SOFT32
Seconds
1
B
ENT
3
D
0
A
ENT
ENT
0
A
1
B
ENT
Handheld Programmer Keystrokes
X1
TMR T20
K45
TA20 K10
TA20 K20
TA20 K30
Y4
OUT
Y3
OUT
Y5
OUT
X1
Y3
123456 78
0
01020304050600
Current
Value
Y4
Timing Diagram
Y5
T2
Direct SOFT32
Seconds
STR
$
TMR
N
2
C
ENT
0
A
4
E
5
F
STR
$
SHFT
MLR
T
2
C
0
A
1
B
ENT
OUT
GX
ENT
3
D
STR
$
SHFT
MLR
T
2
C
0
A
ENT
OUT
GX
ENT
2
C
4
E
STR
$
SHFT
MLR
T
2
C
0
A
ENT
OUT
GX
ENT
3
D
5
F
0
A
0
A
0
A
1/10th Seconds
1/10th Seconds
DirectSOFT
DirectSOFT