Mitsubishi Electric MELSEC iQ-R Series Programming Manual page 473

Process control function blocks
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Setting data
■Input/output variable
Variable
Description
name
RUN
External input for RUN operation
STP
External input for STOP operation
RST_
External input for RESET operation
RS_START
External input for RESET/START operation
PRE_COMP
Preset value count up completed
COMP_
Setting value count up completed
*1 The default value is FALSE.
■Tag data
For details on tag data that is read or written with this tag FB, refer to the following.
Page 565 TIMER2
Set the following values in "FB Property".
• Estimated value (0 to 9999)
• Setting value (0 to 9999)
• Timer multiplying factor (second and minute)
• Timer high limit (0 to 9999)
• Timer low limit (0 to 9999)
Processing details
■Count processing
Count RUN status
RESET/START
(1)
RUN
STOP
(2)
Count stop status
(1)
When the setting is performed with the faceplate or the value of the input variable (RUN) is changed from FALSE to TRUE, this function block stores the
timer current value in the process variable (PV) in the unit set with the timer multiplying factor (MULT).
When the process variable (PV) reaches the estimated value (PSV), TRUE will be output from the output variable PRE_COMP. (Preset value comparison
in the block diagram)
When the process variable (PV) reaches the setting value (SV), TRUE will be output from the output variable COMP_. (Setting value comparison in the
block diagram)
When the process variable (PV) reaches the timer high limit (RH), the timer stops.
(2)
When the setting is performed with the faceplate or the value of the input variable (STP) is changed from FALSE to TRUE, measuring the process variable
(PV) will be stopped.
(3)
When the setting is performed with the faceplate or the value of the input variable (RST_) is changed from FALSE to TRUE, the process variable (PV) will
be set to the timer lower limit (RL) value, and the timer stops.
(4)
When the setting is performed with the faceplate or the value of the input variable (RS_START) is changed from FALSE to TRUE, the process variable
(PV) will be set to the timer low limit (RL) value, and the timer starts.
Operation error
There is no operation error.
(4)
RESET
(3)
Count initialization
(count value → low value)
(3)
RESET
13.6 Timer 2 (Timer continues when COMPLETE flag is ON) (M+M_TIMER2)
Recommended range
*1
TRUE, FALSE
FALSE  TRUE: RUN
*1
TRUE, FALSE
FALSE  TRUE: STOP
*1
TRUE, FALSE
FALSE  TRUE: RESET
*1
TRUE, FALSE
FALSE  TRUE: RESET/START
TRUE: Complete
*1
FALSE: Not completed
TRUE: Complete
*1
FALSE: Not completed
Type
Data type
Input variable
BOOL
Input variable
BOOL
Input variable
BOOL
Input variable
BOOL
Output
BOOL
variable
Output
BOOL
variable
13 STATUS TAG
471
13

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