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Chapter III General Description of Function Blocks
USER'S MANUAL
Time Sequence Frame:
TRG
R
Q
Description :
1. When Input TRG is at Status 1, Output Q changes at once to Status 1. When
Input TRG changes from 1 to 0 (i.e. the descending edge comes), the internal
time delay timer of FAB2 is activated and the Output Q still remains at Status 1.
When the set time T is over, Output Q becomes 0 and the timer is reset.
2. If Input TRG changes from Status 1 to Status 0 again, the timer is activated
again.
3. Before the set time T is over, the timer and output can be reset via R (Reset)
input.
4. This function is applicable to the lighting of staircase, the control of barriers in
a car park, the control of water throttling valve, etc.
5. The assigned range of T is 0.01 ~ 99.99, and the time units can be set
respectively to hour (H), minute (M) and second (S). Its time accuracy can reach
0.5‰.
3.2.3 PLR
Line diagram/Symbol in FAB2
Pin
Description
Input TRG Trigger input (TRG) makes the output On
and Off
Input R
The output Q is reset via R (Reset input)
(Q=0, R takes
priority over TRG)
Output Q
Every time TRG changes from 0 to 1, the
status of Q will change (i.e. from Status 0
to Statues 1 or vice versa)
T
T
R
TRG
PLR
Q
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Summary of Contents for AF-10MR-A2
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