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Upper limit control
With the F165 (CAM0) instruction, the control with a specified upper limit can be performed.
The settings for enabling / disabling the upper limit control and the upper limit are specified in
the data table.
Counting range
When
Operation
added
when
exceeding the
When
counting range
subtracte
d
■
Data table settings
Operand
Settings
High-speed counter
channel
S, S+1
Upper and lower limit
control
Output device type
S+2, S+3
(Note 1)
WUME-FPXHPOSG-01
10.4 High-speed Counter Cam Control Instruction
Upper limit control: Enable
0 to Upper limit
When the elapsed value exceeds the
upper limit, it returns to 0.
When the elapsed value falls below 0, it
returns to the upper limit.
Description
Specify the high-speed counter channel where the cam control is
performed and whether or not to execute the upper and lower limit
control as a hexadecimal constant.
Specify the device type set for the cam output.
H0: Link relay (L), H1: Internal relay (R), H2: Output relay (Y)
12000 0
Target value 2
OFF set value
9000
Elapsed
value
7000 to 8999
R101:ON
Target value 2
ON set value
7000
Upper limit control: Disable
Negative min. value to Positive max.
value
When the elapsed value exceeds the
positive maximum value, it returns to the
negative minimum value.
When the elapsed value falls below the
negative minimum value, it returns to the
positive maximum value.
Target value 1
ON set value
1000
1000 to 4999
R100:ON
Target value 1
OFF set value
5000
10-21
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