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Timer and Counter Instructions Section 3-6
If the timer input is turned OFF before the SV is reached, the timer will stop
timing but the PV will be maintained. The timer will resume from its previous
PV when the timer input is turned ON again.
3-6-7 LONG TIMER: TIML(542)/TIMLX(553)
Purpose TIML(542)/TIMLX(553) operates a decrementing timer with units of 0.1 s that
can time up to 115 days for TIML(542) and 4,971 days for TIMLX(543). The
timer accuracy is 0 to 0.01 s.
Note The timer accuracy for CS1D CPU Units is 10 ms + the cycle time
Ladder Symbol BCD
Binary
Variations
CIO 000000
T0001
CIO 000001
#
T0001
#
Timer input
Timer PV
Timer Completion
Flag
Reset input
PV maintained.
Timing resumes.
or
TTIM
0001
#0100
000000
000001
TTIMX
0001
&0100
000000
000001
ON
OFF
0
ON
OFF
ON
OFF
#0100
ON
OFF
0
ON
OFF
ON
OFF
#0100
TIML(542)
D1
D2
S
D1: Completion Flag
D2: PV word
S: SV word
TIMLX(543)
D1
D2
S
D1: Completion Flag
D2: PV word
S: SV word
Variations Executed Each Cycle for ON Condition TIML(542)/
TIMLX(553)
Executed Once for Upward Differentiation Not supported.
Executed Once for Downward Differentiation Not supported.
Immediate Refreshing Specification Not supported.