DL205 User Manual, 4th Edition, Rev. D
5-43
Chapter 5: Standard RLL Instructions
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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
TMRT2
K30
T2
Y0
OUT
X1
T2
123456