Mitsubishi Electronics QCPU Welding System User Manual


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5-26
OUT C
5.3.3 Counter (OUT C)
OUT C
*1: Counter value cannot be set by indirect designation.
See Section 3.4 for further information on indirect designation.
*2: Counter value can be set only with a decimal constant (K). A hexadecimal constant (H) or a real number
cannot be used for the counter value setting.
Function
(1) When the operation results up to the OUT instruction change from OFF to ON, 1 is added to
the present value (count value) and the count up status (present value set value), and the
contacts respond as follows:
(2) No count is conducted with the operation results at ON. (There is no need to perform pulse
conversion on count input.)
(3) After the count up status is reached, there is no change in the count value or the contacts
until the RST instruction is executed.
(4) A negative number ( 32768 to 1) cannot be set as the setting value for the timer.
If the set value is 0, the processing is identical to that which takes place for 1.
(5) Indexing for the counter coil and contact can use only Z0 and Z1.
Counter setting value has no limitation for indexing.
Remark
1. For counter counting methods, refer to the User's Manual
(Functions Explanation, Program Fundamentals) for the CPU module used.
2. The number of basic steps of the OUT C instruction is 4.
: Counter number (bits)
Set value : Counter setting value (BIN 16 bits
*1
)
Setting
Data
Internal Devices
R, ZR
J\
U\G
Zn
Constants
K
Other
Bit Word Bit Word
(Only C)
–– –– –– –– –– –– ––
Set value ––
(Other
than T, C)
–– ––
*2
––
A Contact Continuity
B Contact Non-continuity
Basic
Process
High
performance
Redundant
Universal
C0
Set value
Setting in the range
from 1 to 32767 is valid.
K50
C1
Set value
Data register value in
the range from 1 to
32767 is valid.
D10
OUT C
Command
Command
D
D
@D0
C0
Indirect designation is
not permitted.