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8.1.3 Suspending Program Control (Hold Function)
During program control, progress of current step can be suspended (paused).
Pressing the
key cancels suspension, and program control resumes.
During manual control, suspension cannot be cancelled.
To suspend program control, there are 2 methods:
Using the
key, or using External operation input
• Using the
key
Press the
key during program control.
Progress of current step is suspended, and then Fixed value control is performed
using the SV from the point of suspension.
The HOLD indicator flashes.
• Using External operation input
Close terminals
24
(HOLD) and
27
(COM) of External operation input.
Progress of current step is suspended, and then Fixed value control is performed
using the SV at the point of suspension.
The HOLD indicator flashes.
(Fig. 8.1.3-1)
Program control RUN
Program control suspends
Within 0.1 sec
0.1 sec min.
(HOLD) and
(COM)
Closed (ON)
(HOLD) and
(COM)
Open (OFF)
Controller action
Program control suspends by detecting signal edge action from
OFF to ON of terminals
(HOLD) and
(COM).
Содержание PCA1
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